How an SBA 504 Loan Can Help You Buy a Building

By: Paul Daniels, Business Banking Manager, VP, Spencer
August 12, 2026 | Growing Business
Image of A small business owner looking into how an SBA 504 loan can help him buy a building.

The SBA 504 loan program helps fast-growing small businesses buy commercial buildings with low upfront costs and predictable monthly payments.

  • Low Down Payment: Only 10% down payment for standard properties like warehouses, retail storefronts and offices.
  • The 50-40-10 Structure: A local bank covers 50% of the project, a CDC partner handles 40% at a long-term fixed interest rate and small businesses pay 10%.
  • Owner-Occupied Rules: The program is built for small businesses that will occupy the majority of the building to run their daily operations.

If your growing small business is ready to stop renting, you face a choice between signing another lease or buying a commercial building. While running out of room is a common reason to want a change, you might decide to buy so you can lock in steady monthly payments, protect the money you spend fixing up your space or get a permanent place for your company vehicle. If you’ve been in business for a few years and are growing rapidly, the U.S. Small Business Administration SBA 504 loan program might be right for you.

An SBA 504 loan lets you purchase, build or renovate your own storefront, warehouse or office space with a low down payment and a fixed interest rate. By making the transition from tenant to property owner, you can stabilize your monthly operating costs, take control of your space and build long-term wealth while your business continues to grow. 

How the Small Business Loan Program Works: The 50-40-10 Partnership

An SBA 504 loan is a partnership designed to help you get funding even if you don't meet conventional bank standards.

The SBA 504 loan structure splits the project into a 50-40-10 partnership between three parties: you as the borrower, your bank and a Certified Development Company (CDC). CDCs are local nonprofit organizations authorized by the SBA to help foster economic growth.

Here’s an example. If you want to buy a $1 million commercial property, you as the borrower would cover $100,000 (10% equity down payment), your local bank would cover $500,000 (50% of the loan request) and the CDC would cover $400,000 (40% of the project).

Your bank acts as the middleman, so you don’t have to manage both lenders. You will interact directly with the bank while the bank works behind the scenes with the CDC to structure your deal, manage timelines and ensure that the paperwork is correct.

image of a small business owner and banker discussing an SBA 504 loan program.

Benefits of the 504 Program

The SBA 504 loan offers several advantages that help simplify the process of buying a building. 

Long-Term Fixed Rates

A fixed interest rate is a set rate that does not change. Under this program, the 40% CDC portion of your project is locked into a fixed interest rate for the entire life of the loan. This long-term fix protects your cash flow from market shifts and helps keep your monthly payments low.

Extended Repayment Terms

The SBA 504 program supports your long-term success by offering extended repayment timelines. Depending on your project, your CDC loan term can be locked in for 20 or 25 years to stabilize your ongoing cash flow.

Professional Fees Rolled In

The SBA 504 program keeps your upfront costs low by letting you roll necessary fees into the loan. You can use your financing to cover closing costs, property appraisals, environmental screenings and legal or attorney fees. If you are building a new facility, you can add the interest from the construction phase into the loan. 

Ability To Build Personal Wealth

Investing in an owner-occupied commercial property sets you up for a strong financial future by giving you control over your space. Plus, every monthly payment builds equity. When you retire, you can decide if you’d like to sell the business and keep the building to collect rent or sell the property.

Key Requirements To Keep in Mind

While the SBA 504 loan program has many benefits, there are a few rules you must follow to qualify. To start, the standard 10% down payment applies to properties like warehouses, retail storefronts and offices. However, if your business uses a specialty building that is hard to repurpose — such as a gas station or a funeral home — lenders will require an extra 5% to 10% down, bringing your total upfront requirement to 15% or 20%.

Beyond the down payment, the SBA requires that your new property be owner-occupied. This means you must use the space to run your daily business rather than using it as a real estate investment. You have the flexibility to lease out a small piece of your space — such as renting an attached office — as long as your business occupies the majority of the property.

Finally, if you plan to use this program to refinance an existing commercial loan or fund a new expansion project, the SBA will review your credit history. The SBA will look at your last two years of loan statements to ensure that your business is stable. 

504 Loan Myths vs. Reality infographic comparing common misconceptions about SBA 504 loans with facts about eligibility, business growth financing, construction, renovations, and equipment purchases.

 

Navigating the Application Journey

Getting approved for an SBA 504 loan takes more coordination than a standard commercial loan and typically spans a 60- to 90-day timeline. A few key steps to follow:

  • Prequalification and Underwriting: Start by gathering your financial history documents, including tax returns and business reports. Your bank uses these to review your cash flow and build your loan proposal.
  • CDC and SBA Approval: After your bank approves the proposal, they hand it off to the CDC review committee. The CDC votes and submits it to the SBA for final authorization, which usually takes less than a week.
  • Closing and Funding: After getting approved, you will sign the documents and your bank will step in with the funding. The CDC locks in your permanent, low interest rate.

Partnering With a Community Bank

Your local community bank acts as the lead player for your SBA 504 loan, guiding you through each step. They work closely with you to make sure you are meeting the program guidelines, and they handle the heavy lifting with CDC partners. This takes the administrative work off your plate.

If you are ready to make the switch from leasing to owning a building, the best way to get started is to have a conversation with your lender. Reach out to a Northwest Bank business banker to discuss your current business phase and your goals — and see if the SBA 504 loan is right for you.

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