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Commercial Real Estate Business Loans: The Complete Guide for Small Business Owners

Written by Crestmont Capital | March 27, 2026

Commercial Real Estate Business Loans: The Complete Guide for Small Business Owners

For many small business owners, the decision to purchase rather than lease commercial real estate is one of the most significant financial moves they will ever make. Owning your business property builds equity, provides long-term cost stability, eliminates rent risk, and can dramatically improve a business's balance sheet strength. But commercial real estate purchases require significant capital - and navigating the complex landscape of SBA 504 loans, conventional commercial mortgages, and other financing products can feel overwhelming for business owners who have never been through the process.

This complete guide explains every commercial real estate financing option available to small business owners in 2026 - what each product is, how it works, what it costs, and who it is right for. Whether you are buying your first commercial property or expanding an existing real estate portfolio, this guide gives you the knowledge to make informed financing decisions.

In This Article

Why Buy Instead of Lease?

Before exploring financing options, it helps to understand why purchasing commercial real estate often makes financial sense for established businesses. The decision is not always straightforward, but the financial case for ownership is compelling when several factors align.

Equity Building

Every mortgage payment builds equity in an asset the business owns outright. Lease payments build nothing - they are pure expenses. Over 10-20 years, a business that owns its property accumulates significant wealth that a leasing business does not. When the business eventually sells, the real estate can be sold separately from the business operations, providing a substantial retirement asset for the owner.

Long-Term Cost Stability

A fixed-rate commercial mortgage provides certainty about occupancy costs for decades. Rent, by contrast, typically increases with market conditions and lease renewals. In high-demand markets, rental increases can significantly compress business profitability over time. Ownership provides protection against this risk.

Control Over the Space

Owners can modify, expand, improve, and optimize their space without landlord approval or lease restrictions. For businesses that need customized facilities - medical practices, manufacturers, food processors, specialty retailers - ownership provides the flexibility to build exactly what the business needs.

Potential Rental Income

Many business owners purchase buildings with more space than they currently need and lease the excess to other tenants. This rental income can partially or fully offset the mortgage payment, making the property essentially free to occupy while building equity.

Types of Commercial Real Estate Loans

Here are the most relevant commercial real estate financing products for small business owners.

SBA 504 Loan

The SBA 504 is the premier financing product for small business commercial real estate. It provides long-term, fixed-rate financing for major fixed assets including owner-occupied commercial real estate. The structure involves three parties: the small business owner (contributing 10%), a conventional lender (providing 50%), and the SBA through a Certified Development Company or CDC (providing 40%). Key features: rates fixed at the time of closing, terms up to 25 years for real estate, and some of the lowest fixed rates available for commercial property. The low down payment (10%) makes this program particularly valuable for businesses that want to own but haven't accumulated a large down payment.

SBA 7(a) Loan for Real Estate

SBA 7(a) loans can also fund commercial real estate, particularly for mixed-use purchases (real estate combined with business acquisition, equipment, and working capital in a single loan). Terms can go up to 25 years for real estate portions. The 7(a) is more flexible than the 504 but typically comes with variable rates, making it better suited for shorter-term real estate needs or when flexibility is more important than lowest long-term fixed cost.

Conventional Commercial Mortgage

Traditional commercial mortgages from banks and commercial lenders provide straightforward real estate financing without SBA program requirements. They typically require 20-30% down payments, have shorter terms (10-15 years amortized over 20-25 years), and may carry slightly higher rates than SBA products. Conventional mortgages are generally faster to close than SBA loans and may be appropriate for businesses that have the capital for a larger down payment and want a streamlined process.

Commercial Real Estate Lines of Credit

Commercial real estate lines of credit are revolving credit facilities secured by commercial property equity. These are typically used by businesses that already own commercial real estate and want to leverage the equity for working capital or property improvements. They are not typically used for initial property purchase.

Bridge Loans for Commercial Real Estate

Bridge loans provide short-term financing (typically 6-24 months) to bridge the gap between a property purchase and long-term permanent financing. They are used when a business needs to close quickly on a time-sensitive opportunity before long-term SBA or conventional financing can be arranged. Bridge loans carry higher rates than permanent financing but provide crucial speed and flexibility.

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SBA 504 Loan Explained

The SBA 504 loan is the most commonly used program for small business commercial real estate purchases, and understanding its structure helps businesses evaluate whether it is the right tool for their situation.

How the SBA 504 Structure Works

The 504 loan has a unique three-party structure that distributes risk and allows for the favorable terms that make the program attractive:

  • Business owner contribution: 10% down payment (or 15-20% for certain special purpose properties or startups)
  • Conventional lender loan: 50% of the project cost, at conventional commercial mortgage rates
  • SBA/CDC debenture: 40% of the project cost, at a fixed rate established at the time of closing

The SBA portion is funded through the sale of debentures by the CDC to the public markets and is backed by the SBA's guarantee. This government backing allows the CDC to offer competitive fixed rates for 20 or 25-year terms - providing payment certainty that variable-rate conventional mortgages cannot match.

SBA 504 Eligible Uses

The 504 loan funds major fixed asset investments including: land and building purchase, new construction, facility renovation and improvements, machinery and equipment with useful life of 10+ years, and in some cases energy efficiency improvements. The business must occupy at least 51% of the property being purchased (or at least 60% for newly constructed properties).

SBA 504 Rates

SBA 504 rates are determined at loan closing based on current U.S. Treasury bond rates plus a spread. Rates are fully fixed for the loan term - typically 10, 20, or 25 years. As reported by CNBC, SBA 504 rates have historically been among the most competitive fixed-rate commercial financing options available to small businesses, often 50-150 basis points below equivalent conventional commercial mortgage rates.

SBA 504 Processing Time

The 504 loan takes longer to close than conventional commercial mortgages - typically 60-90 days from application to closing for a standard transaction. This is important for real estate purchase negotiations, as sellers need to understand the timeline and purchase agreements should include realistic closing contingencies.

SBA 7(a) for Real Estate

While the SBA 504 is specifically designed for commercial real estate and fixed assets, the SBA 7(a) loan provides more flexibility for real estate purchases that are part of a larger business transaction.

When to Use SBA 7(a) for Real Estate

The 7(a) is better suited for commercial real estate when: the purchase is part of a business acquisition that includes real estate (buying both the business and building together), the business needs to finance real estate plus working capital or equipment in a single loan, or the property is a special-purpose building that doesn't fit standard 504 eligibility criteria.

SBA 7(a) Real Estate Terms

For real estate purchases, SBA 7(a) loans can be structured with terms up to 25 years. Down payment requirements are typically 10-15%, similar to the 504 program. However, 7(a) rates are variable (tied to prime rate), whereas 504 rates are fixed - making the 504 more advantageous for long-term real estate ownership when a fixed rate is preferred.

How Crestmont Capital Helps with Commercial Real Estate

Crestmont Capital is the #1 rated business lender in the United States, offering SBA 504 and SBA 7(a) loan products for commercial real estate acquisitions and expansions alongside conventional commercial financing options.

Our commercial real estate lending team understands the complexities of owner-occupied commercial property financing - the owner-occupancy requirements, the three-party 504 structure, the property appraisal process, and the environmental and title considerations that add complexity to commercial real estate transactions. Our advisors guide business owners through the process from initial evaluation to closing.

Commercial real estate financing through Crestmont Capital includes:

  • SBA 504 Loans - Long-term fixed-rate financing for owner-occupied commercial property
  • SBA 7(a) Loans - Flexible CRE financing for mixed-use business transactions
  • Conventional Commercial Mortgages - Standard commercial real estate financing
  • Bridge Loans - Short-term financing for time-sensitive acquisitions
  • Commercial Real Estate Lines of Credit - Equity-based revolving credit for existing property owners

Why Crestmont Capital: Experienced commercial real estate lending advisors. Transparent process guidance from evaluation to closing. Apply at crestmontcapital.com or call for a consultation today.

Start Your Commercial Real Estate Journey Today

SBA 504, SBA 7(a), and conventional commercial mortgages for small business property owners. Apply now.

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How to Qualify for Commercial Real Estate Loans

Commercial real estate loan qualification is more complex than working capital loan qualification. Here is what lenders evaluate.

Owner Occupancy

SBA 504 and SBA 7(a) real estate loans require the purchasing business to occupy at least 51% of the property (60% for new construction). This owner-occupancy requirement differentiates SBA programs from investment real estate financing. If you are buying a building entirely to rent to others, SBA programs are not available - you would need investment real estate financing through conventional commercial lenders.

Business Financial Performance

Lenders review the business's financial performance - typically two to three years of tax returns and financial statements - to assess whether the business can service the mortgage payment alongside all other business obligations. A business with strong, consistent profitability and a debt service coverage ratio (DSCR) of 1.25 or higher (meaning income exceeds debt obligations by 25%) is well-positioned for commercial real estate approval.

Credit Score

SBA 504 and 7(a) loans for commercial real estate generally require personal credit scores of 680 or higher. Conventional commercial mortgages may require 700 or above. The real estate transaction involves larger loan amounts and longer terms than working capital products, justifying the higher credit standard.

Down Payment

SBA 504 requires 10% down (15-20% for special-purpose properties or startups). SBA 7(a) real estate typically requires 10-15% down. Conventional commercial mortgages typically require 20-30% down. Having the required down payment in a verified business or personal account is a prerequisite for the commercial real estate purchase process.

Property Appraisal

All commercial real estate loans require a commercial appraisal of the property being purchased. The appraisal establishes the property's market value, which determines the maximum loan amount. Lenders typically lend up to 90% of the appraised value (for SBA 504) or 70-80% (for conventional). The purchase price cannot significantly exceed the appraised value.

Environmental Review

Commercial real estate loans require environmental site assessments (Phase I and potentially Phase II). Phase I identifies whether there is evidence of environmental contamination. If Phase I identifies concerns, a Phase II requires soil and groundwater testing. Environmental issues can delay or prevent commercial real estate transactions.

Comparing Commercial Real Estate Financing Options

Product Down Payment Rate Type Max Term
SBA 504 10% (standard) Fixed 25 years
SBA 7(a) 10-15% Variable (prime based) 25 years
Conventional Commercial Mortgage 20-30% Fixed or variable 25 years (amortization)
Bridge Loan 20-40% equity required Variable (higher) 6-24 months
CRE Line of Credit Existing equity required Variable Draw period + repay

Real-World Commercial Real Estate Scenarios

These five scenarios reflect situations small business owners commonly face when financing commercial real estate.

Scenario 1: The Medical Practice Buying Its Building

A three-physician internal medicine practice has been renting 4,200 sq ft of medical office space at $8,500/month. The landlord offers to sell the building for $1.2M. An SBA 504 loan structures the purchase: the practice contributes $120,000 (10%), the conventional lender provides $600,000 at 7.5%, and the CDC debenture provides $480,000 at a fixed rate of 5.8% for 25 years. Combined monthly payments total $7,100 - $1,400 less than the current rent - while the practice builds equity in a property that will eventually be paid off entirely.

Scenario 2: The Auto Repair Shop Building a New Facility

A growing auto repair business has outgrown its leased space and wants to build a purpose-built shop with 6 bays on land it already owns (contributed as the 10% equity). The construction project is budgeted at $1.8M. SBA 504 financing structures the project with the land value as equity, a $900,000 conventional construction loan converting to permanent financing, and a $720,000 CDC debenture. The new facility dramatically improves efficiency, increases capacity from 4 to 6 bays, and allows the business to add an alignment lift and tire service center that generates substantial new revenue.

Scenario 3: The Restaurant Purchasing Its Location

A well-established restaurant has been in its location for 12 years and receives an offer to purchase the building for $850,000. The owner has always worried about lease renewals. An SBA 7(a) loan (chosen over 504 due to the mixed-use property classification) structures the purchase with 10% down ($85,000), and the monthly mortgage payment of $5,200 is actually lower than the current rent of $5,800/month. The business builds equity while gaining certainty about its location for decades.

Scenario 4: The Manufacturer Using a Bridge Loan

A manufacturing company has the opportunity to purchase an adjacent warehouse for $680,000 from a retiring owner who wants to close in 30 days. The company's SBA 504 application will take 75 days to close. A $612,000 bridge loan (90% of purchase price) closes in 10 days, allowing the acquisition to proceed. After 70 days, the SBA 504 permanent financing closes and pays off the bridge loan. The short-term cost of the bridge loan is far less than losing the strategic acquisition opportunity. Our guide on bridge loans for business covers this strategy in detail.

Scenario 5: The Business Owner Leveraging Property Equity

A business that purchased its commercial building 8 years ago through SBA 504 has built $420,000 in equity as the property has appreciated and the mortgage has been paid down. The owner opens a $350,000 commercial real estate line of credit secured by that equity. The line is used to fund a major equipment upgrade and renovation project that significantly expands the business's capacity and revenue without requiring a new application or new property financing. The DSCR on the line of credit, when added to the existing mortgage, remains above 1.35.

The Application Process for Commercial Real Estate Loans

Commercial real estate loans require more documentation and time than working capital financing. Here is what to expect.

Pre-Application Preparation

Before formally applying, gather these: two to three years of personal and business tax returns, current business financial statements (P&L and balance sheet), three to six months of business bank statements, a personal financial statement, and a description of the property being purchased. For SBA 504 specifically, you will also need a business plan or narrative explaining how you will use the property.

Property Documentation

Once in the application process, you will need: a signed purchase agreement (or letter of intent for early-stage applications), a property appraisal (ordered by the lender), a Phase I environmental site assessment, title search and preliminary title report, and property inspection report. For new construction projects, construction plans and contractor bids are also required.

Timeline

SBA 504 loans typically take 60-90 days from complete application to closing. SBA 7(a) real estate loans take 45-75 days. Conventional commercial mortgages may close in 30-45 days depending on the lender. Bridge loans can close in 7-15 days. Factor these timelines into your purchase offer and closing date commitments.

How to Get Started

1
Apply Online or Request a Consultation
Complete our quick application at offers.crestmontcapital.com/apply-now or contact us to discuss your commercial real estate financing needs.
2
Speak with a CRE Financing Specialist
A Crestmont Capital commercial real estate advisor will evaluate your situation and identify the right financing product - SBA 504, SBA 7(a), or conventional.
3
Close on Your Property
Work through the documentation process with your advisor's guidance and close on the commercial property that will build wealth for your business for decades.

Ready to Own Your Business Property?

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Frequently Asked Questions

What is an SBA 504 loan and how does it work? +

The SBA 504 loan provides long-term, fixed-rate financing for owner-occupied commercial real estate. It has a three-party structure: the business contributes 10% down, a conventional lender provides 50%, and the SBA through a CDC provides 40% at a fixed rate for 20 or 25 years. The low down payment and long-term fixed rate make it the most favorable commercial real estate program available to qualifying small businesses.

What is the difference between SBA 504 and SBA 7(a) for commercial real estate? +

SBA 504 is specifically designed for major fixed assets including commercial real estate - it offers a fixed rate for the SBA portion and lower rates overall, but has more structure requirements and longer processing time. SBA 7(a) is more flexible and can fund real estate as part of a broader transaction (business acquisition + real estate + working capital), but carries variable rates. For a pure commercial real estate purchase, 504 typically offers better long-term economics. For mixed-use transactions, 7(a) is often more appropriate.

How much down payment do I need for a commercial real estate loan? +

SBA 504 requires 10% down for standard owner-occupied commercial properties (15% for special-purpose properties and startups). SBA 7(a) typically requires 10-15% down. Conventional commercial mortgages generally require 20-30% down. The SBA programs' lower down payment requirements are a significant advantage for businesses that have the business performance to qualify but have not accumulated a large down payment.

What does owner-occupied mean for SBA commercial real estate loans? +

Owner-occupied means the purchasing business must use at least 51% of the property for its own business operations (60% for newly constructed properties). This distinguishes SBA programs from investment real estate financing - the SBA programs are designed to help businesses own their operational space, not to finance pure investment properties. The remaining space can be leased to other tenants to offset mortgage costs.

What is a debt service coverage ratio and why does it matter? +

The debt service coverage ratio (DSCR) measures a business's ability to service its total debt obligations from operating income. It is calculated as net operating income divided by total annual debt service (principal + interest payments on all loans). Lenders typically require a DSCR of at least 1.20-1.25 for commercial real estate loans, meaning business income must exceed total debt payments by 20-25%. A higher DSCR indicates stronger repayment capacity and typically results in better loan terms.

How long does a commercial real estate loan take to close? +

SBA 504 loans typically take 60-90 days from complete application to closing. SBA 7(a) real estate loans take 45-75 days. Conventional commercial mortgages close in 30-45 days. Bridge loans close in 7-15 days. Factor these timelines into purchase offer negotiations - purchase agreements should include realistic closing date contingencies that accommodate the financing timeline.

What interest rates do commercial real estate loans carry? +

SBA 504 rates for the SBA/CDC portion are fixed at closing based on Treasury bond rates plus a spread - historically in the 4-7% range for the 40% SBA portion. The 50% conventional portion carries the lender's commercial mortgage rate. SBA 7(a) real estate rates are variable, currently prime plus 2.25-4.75%. Conventional commercial mortgages carry rates that vary by lender and borrower profile. As reported by Reuters, commercial lending rates have stabilized heading into 2026 after several years of increase.

Can I use a business loan to buy a building and rent out part of it? +

Yes. SBA 504 and 7(a) loans require that your business occupy at least 51% of the property, but the remaining space can be leased to other tenants. This rental income can help offset the mortgage payment, potentially making the property cost-neutral or even cash-flow positive. Lenders will consider the projected rental income from tenant space as part of the property's income analysis when underwriting the loan.

What is a commercial real estate appraisal and who pays for it? +

A commercial real estate appraisal is an independent assessment of the property's market value conducted by a licensed commercial appraiser. It is required for all commercial real estate loans. The appraisal is ordered by the lender (per regulatory requirements) but paid for by the borrower as part of the loan costs. Commercial appraisals typically cost $2,000-$5,000 depending on property size and complexity, and take 2-4 weeks to complete.

What is a Phase I environmental assessment? +

A Phase I environmental site assessment (ESA) is a review of a property's environmental history to identify potential contamination risks. It includes reviewing historical property uses, regulatory databases, adjacent property uses, and a site inspection. Phase I does not involve soil or water testing. If Phase I identifies recognized environmental conditions (RECs), a Phase II assessment involving physical testing may be required. Phase I ESAs typically cost $1,500-$3,000 and take 2-3 weeks.

Can a startup business get an SBA 504 loan? +

Startups can access SBA 504 loans, but with modified requirements: the down payment increases to 15-20% (vs. 10% for established businesses), the financial documentation requirements emphasize business plan strength and owner experience rather than historical business performance, and the underwriting is more conservative overall. Most SBA 504 lenders prefer at least 2 years of operating history for the most favorable terms, but startup financing is possible for qualified business owners with strong credit, industry experience, and a compelling business plan.

What is the maximum loan amount for commercial real estate financing? +

SBA 504 loan maximums are $5 million for the SBA/CDC portion ($5.5 million for certain manufacturers and energy-related projects), with no maximum on the conventional lender's 50% portion. SBA 7(a) loans have a maximum of $5 million total. Conventional commercial mortgages have no government-imposed maximum, but individual lenders set their own limits. For larger commercial real estate transactions, conventional commercial mortgage financing through commercial banks and life insurance companies can finance projects well above $5 million.

Should I use SBA 504 or a conventional commercial mortgage? +

SBA 504 is almost always more favorable when: you have 2+ years of business operating history, you qualify (owner-occupancy requirements are met), you want a long-term fixed rate, and you have limited down payment capital (10% vs. 20-30% for conventional). The longer processing time and more extensive documentation are the tradeoffs. Conventional commercial mortgages are better when: you need to close faster, you have abundant capital for a larger down payment, the property doesn't meet SBA program requirements, or the loan amount exceeds SBA limits. A Crestmont Capital advisor can help evaluate which is right for your specific transaction.

Conclusion

Commercial real estate business loans give small business owners the tools to purchase the properties that house their operations, build long-term equity, control their occupancy costs, and create lasting business wealth. The SBA 504 loan program, in particular, provides extraordinarily favorable terms - low down payments, long fixed rates, and the ability to finance substantial commercial real estate with less capital than conventional programs require.

Crestmont Capital specializes in helping small business owners navigate commercial real estate financing, from initial property evaluation through closing. Whether your property purchase is a simple single-building acquisition or a complex mixed-use transaction, our team has the experience to identify the right program and guide you through the process. Apply today and take the first step toward owning the property that will serve your business for decades.

Disclaimer: The information provided in this article is for general educational purposes only and is not financial, legal, or tax advice. Funding terms, qualifications, and product availability may vary and are subject to change without notice. Crestmont Capital does not guarantee approval, rates, or specific outcomes. For personalized information about your business funding options, contact our team directly.