By Trevor Damyan, Commercial Mortgage Broker at Commercial Lending Solutions
SBA 504 and SBA 7(a) are the two principal Small Business Administration commercial real estate loan programs, both designed for businesses occupying their own real estate. They look superficially similar (both extend SBA-guaranteed financing for owner-user CRE up to $5M of SBA exposure) but they have different structures, different fees, different rate dynamics, and different sweet spots. SBA 504 is a 90 percent LTV fixed-rate loan with a Certified Development Company second lien. SBA 7(a) is a partially guaranteed bank loan with up to 90 percent LTV and a floating rate. Choosing wrong typically costs the borrower 50 to 150 basis points in coupon or 5 to 10 percent in down payment.
Get Quotes from Both →Rate ranges reflect indicative pricing as of April 2026, sourced from active CLS CRE quote pipeline. Pricing is property, sponsor, and structure dependent.
SBA 504 wins when the borrower wants a fixed rate locked in for 10, 20, or 25 years on a real estate purchase or refinance. The CDC second lien at the SBA debenture rate is one of the lowest fixed-rate options available to small business owners, and it locks in cost of capital for the long term. For most owner-user CRE acquisitions and refinances above $1.5M, 504 is the default choice on rate and structure.
SBA 7(a) wins when the borrower needs flexibility on use of proceeds beyond just real estate, when the deal size is $1M to $5M total and 504's tiered structure is overkill, or when the borrower prioritizes prepayment flexibility over locked-in fixed rate. 7(a) is the right tool when real estate is one piece of a broader business financing need.
On most owner-user real estate purchases and refinances above $1.5M, 504 is the right call. The fixed-rate CDC second lien is the cheapest long-term fixed money available to a small business owner, and the structure preserves bank balance sheet (the bank only commits 50 percent of the project on the first mortgage, freeing up capacity for additional borrower lines).
On deals where real estate is bundled with working capital, inventory, FF&E, or business acquisition, 7(a) is the right tool. 504 cannot fund anything beyond real estate, equipment, and limited refinance, so a borrower needing $3M for a building plus $1.5M for working capital and inventory is forced into 7(a) for the full $4.5M.
On floating versus fixed rate, the calculus depends on the borrower's view of forward rates. With Prime at 7.50 percent in April 2026, a 7(a) loan at Prime + 2.50 percent is 10.00 percent, versus a 504 CDC piece at 5.75 percent fixed. The blended 504 rate (50 percent bank first at 7.00 percent + 40 percent CDC at 5.75 percent + 10 percent down) is roughly 6.50 percent on the financed portion, materially below 7(a). For long-term holds, 504 typically wins on cost of capital.
On prepayment flexibility, 7(a) is far more flexible. The 504 CDC piece has a 10-year declining prepayment penalty (10,9,8,7,6,5,4,3,2,1 percent of unpaid principal) versus 7(a)'s 5,3,1 percent first three years and zero after. Borrowers who anticipate selling the business or refinancing within 5 to 10 years should weight this heavily.
On a $4.2M owner-user industrial purchase in Long Beach (manufacturing tenant, 100 percent owner-occupied) the borrower had two competing structures: 504 with a 50 percent bank first at 6.95 percent fixed plus a 40 percent CDC second at 5.85 percent fixed (blended ~6.46 percent), or 7(a) at Prime + 2.25 percent floating (10.00 percent at the time, with a 25-year term). The borrower's banker initially pushed 7(a) for simplicity. We ran both side by side. Over a 10-year hold, the 504 structure projected to save approximately $480K in interest expense, even after CDC fees and the additional close timeline. The borrower took the 504. Eight months later, when Prime cut by 50 basis points, the borrower's friend who had taken the 7(a) pathway emailed asking whether to refinance; our 504 borrower had already locked in the lower rate with no prepayment exposure on the bank first lien.
All deal references anonymize borrower and lender identities and use city-level geography only.
If the deal is mostly real estate and the borrower is going to hold the business for at least five years, 504 is almost always the right answer. The fixed CDC piece is the cheapest long-term fixed money small business owners can access.
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