San Marcos Down Payment Assistance: 2026 Programs & Income Limits

If you have been renting near the Texas State campus or along the river in San Marcos, you have probably told yourself that buying is still a few years out. A lot of people here assume the same thing, then never check the math. The truth is that San Marcos is one of the more affordable spots on the Austin-to-San Antonio stretch of I-35, and down payment assistance is built to close the one gap that actually keeps renters renting: the cash for a down payment and closing costs.

San Marcos wraps Texas State University, the spring-fed San Marcos River, the busy Premium Outlets, and a growing Hill Country downtown into a city that draws students, graduates putting down roots, and families priced out of Austin. Because home prices here run well below the metro, the program price limit almost never comes into play. That flips the usual question: instead of asking which homes fall under the cap, San Marcos buyers mostly need to know whether their income and credit line up. Here is the full 2026 picture.

What San Marcos renters get wrong about buying

The assumptions that keep San Marcos renters waiting tend not to survive a closer look:

• “I cannot buy on what I earn here.” Often you can. Assistance pairs with conventional loans at 3% down and FHA at 3.5%, and may cover much of that, while San Marcos prices keep the loan size reasonable.
• “My income is either too high or too low to qualify.” The range is wider than people think. The Hays County TSAHC limit may reach approximately $167,250 at any household size, and My Choice Texas Home may reach approximately $227,460, while the first-time programs sit lower, so there is usually a fit.
• “This is only for first-time buyers.” For most programs it is not. Home Sweet Texas and My Choice Texas Home both welcome repeat buyers.
• “My credit is not there yet.” Most programs start around a 620 score, which is reachable for many renters with a few steady months.

Which of these fits you depends on your income against the Hays County limits and your credit. It takes a couple of minutes to find out, and for a lot of San Marcos renters the answer is sooner than they expected.

What down payment assistance in San Marcos actually is

Down payment assistance in San Marcos is money that covers your down payment and usually part of your closing costs, so you bring less cash to the table. It comes mostly from two statewide agencies rather than the city: the Texas State Affordable Housing Corporation (TSAHC) and the Texas Department of Housing and Community Affairs (TDHCA).

Each may provide up to about 5% of your loan amount, offered as a grant or a forgivable second lien, depending on the option you pick. The assistance attaches to a normal first mortgage, FHA, conventional, VA, or USDA, so the underlying loan is ordinary. Our Texas down payment assistance hub covers how the statewide help works in depth.

Hays County down payment assistance, and how we fit

San Marcos is the Hays County seat, but it does not run a large open down-payment grant of its own, and the county’s housing assistance is limited and income-restricted rather than a city-wide program. Regional housing finance corporations occasionally offer help across the Austin metro and Central Texas, each with their own income and funding rules, worth asking about if your income is on the lower end.

Plainly: ShopDPA does not administer any San Marcos or Hays County program, and for most buyers here it is not the practical path. The help that is open year-round, available in larger amounts, and usable by repeat buyers comes from the statewide TSAHC and TDHCA programs, which is where the licensed lenders in our network connect qualified Hays County buyers. Any local program is education here, not the engine.

San Marcos down payment assistance income limits (2026)

Income limits are measured against the area median, and Hays County falls inside the higher Austin–Round Rock band. The figures below show approximately how high the limits may reach for non-targeted areas in the county. Treat them as “up to” guides; a participating lender confirms your exact number.

TSAHC applies one income limit at any household size, while TDHCA brackets by household. In San Marcos the income limits stretch from entry-level paychecks up into the six figures, which is unusual: a young graduate and a dual-income family can both find a program that fits. The price cap that constrains buyers in pricier metros barely matters here, because most San Marcos homes sit well under it.

TSAHC programs for San Marcos buyers

TSAHC is the program many San Marcos buyers use. TSAHC’s down payment assistance may provide up to about 5% of the loan amount, structured three ways: a no-assistance option (first mortgage plus an optional MCC, often at the lowest rate), a grant you never repay, or a three-year forgivable second lien.

• Home Sweet Texas is the general track. If your Hays County income fits the limit, you may qualify regardless of profession or whether you have owned before.
• Homes for Texas Heroes serves teachers, police officers, firefighters, EMS, corrections officers, nursing faculty, and veterans. San Marcos CISD staff and the city’s first responders fit here, and Texas State’s nursing and allied-health faculty may qualify too. See our Homes for Texas Heroes guide for the full occupation list.

Not every lender is approved to offer TSAHC programs, which is one reason working with a participating lender in our network matters. TSAHC publishes its full program terms on its homebuyer pages.

TDHCA programs for San Marcos buyers

TDHCA runs the other statewide track, and for many first-time San Marcos buyers it is the entry point:

• My First Texas Home is for first-time buyers (no ownership in the last three years) and qualified veterans, pairing a competitive first mortgage with assistance at the lower income limits above. For recent graduates buying their first home, this is often the fit.
• My Choice Texas Home drops the first-time requirement and lifts the income ceiling to around $227,460 in the Austin–Round Rock area, which fits repeat buyers and dual-income households.

Both live on TDHCA’s homebuyer site. For most Hays County households there is usually a fit between the two agencies; the work is picking the right one, which the eligibility step handles. Our guide to TSAHC and how it differs from TDHCA lays out the comparison.

The MCC tax credit for San Marcos buyers

A Mortgage Credit Certificate is easy for first-time San Marcos buyers to overlook. An MCC is a federal tax credit under IRS Form 8396 that may return up to 15% of the mortgage interest you pay each year, with no annual cap, taken straight off your federal tax bill. A credit lowers what you owe dollar for dollar, which is stronger than a deduction.

The real benefit depends on your loan amount, your rate, and your federal tax liability, so it is an “up to” figure rather than a flat promise. On a San Marcos-sized loan it may add up to a steady yearly benefit, and it continues as long as you keep the loan and live in the home. TSAHC issues the MCC for qualifying first-time buyers, and our Texas MCC guide walks through the math.

How San Marcos DPA works with FHA, VA, USDA, and conventional loans

Assistance is not its own loan type. It rides on top of a standard first mortgage, and the right base loan depends on your credit, your cash, and what you are buying. In San Marcos, FHA and conventional financing are both common, and each pairs with assistance a little differently.

The rural edges of Hays County around San Marcos can fall in USDA-eligible areas, which is worth checking if you are looking outside the city core, since USDA allows zero down. Veterans have their own path: beyond a VA home loan, the Texas Veterans Land Board offers below-market loan options for Texas veterans. Our Texas VA loan guide covers the veteran path in detail.

TSAHC vs TDHCA: which San Marcos program fits?

The two agencies overlap, so here is how they compare at a glance for a Hays County household.

For most San Marcos buyers the choice comes down to two questions: are you a first-time buyer, and where does your income sit against each limit? With many first-time and entry-level buyers in the city, the My First Texas Home and Heroes paths see heavy use here. A participating lender can compare both on your real numbers.

Where you buy in San Marcos changes the picture

Because most of San Marcos falls under the price limit, where you buy is less about clearing the cap and more about the home and neighborhood you want.

• Established neighborhoods near downtown and the university hold many homes and condos that fit comfortably under the limit and suit first-time buyers.
• Blanco Vista, Paso Robles, and the newer subdivisions along the I-35 corridor offer newer family homes, nearly all under the limit.
• Kissing Tree and the upper end of the market run higher, though they generally remain under the cap; a lender can confirm a specific home.

Buyers comparing the corridor often look at Kyle and Buda to the north or New Braunfels to the south, which share the same generous income limits. Our Austin pillar covers the wider metro for buyers weighing the whole stretch.

San Marcos schools and the Homes for Texas Heroes program

The city is served by San Marcos CISD, which serves more than 8,000 students, alongside Texas State University and the hospitals and employers along I-35. That mix means the area is full of people whose jobs qualify them for the Homes for Texas Heroes program.

Teachers, aides, counselors, librarians, and school nurses across the district qualify, as do San Marcos’s police officers, firefighters, and EMS, and Texas State’s nursing and allied-health faculty. The Heroes program offers the same assistance as Home Sweet Texas, framed for your profession, with no first-time-buyer requirement. Our Texas teacher home loan guide explains how district employment verification works.

Credit score requirements for San Marcos DPA

Most TSAHC and TDHCA programs start around a 620 credit score. That is well short of “perfect,” and it surprises buyers who assumed assistance demanded a spotless file. Your score shapes your interest rate and which assistance option fits, but 620 is the number to aim for, and some loan types flex around it depending on the rest of your application.

If you are under 620 right now, treat it as a timeline rather than a closed door. A participating lender or a HUD-approved housing counselor can usually point to the few specific moves that may lift your score into range, which is encouraging for younger San Marcos buyers building credit.

Homebuyer education for San Marcos buyers

Most assistance programs require a short homebuyer education course before you close. It covers budgeting, the loan process, and what to expect at closing, and buyers who take it tend to do better over the long run. You can find a HUD-approved counselor through the CFPB’s housing counselor tool, and your lender confirms which specific course your program accepts.

Recapture tax for San Marcos DPA buyers (IRS §143)

Some TSAHC and TDHCA bond-backed programs carry a federal recapture provision under IRS §143. A recapture tax may apply only if all three of these happen together: you sell within nine years, your income at sale is significantly above the program limits, and you realize a capital gain. If any one of those is not true, there is generally nothing to recapture.

Very few buyers ever owe it, and both agencies offer reimbursement programs that may cover a recapture tax if it is ever triggered. The mechanics live on IRS Form 8828. We mention it for honesty, not alarm; a participating lender explains how it applies to the program you choose.

Step by step: from form to closing day in San Marcos

1. Check where you stand. Spend a couple of minutes on the eligibility step so we understand your income, location, and goals.
2. Connect with a participating lender. We introduce you to a licensed mortgage professional in our network who is approved to offer TSAHC and TDHCA programs in the San Marcos area.
3. Get pre-qualified and pick your program. Your lender checks your income against the Hays County limits, reviews your credit, and helps you choose the assistance option that fits.
4. Finish homebuyer education. Complete the short HUD-approved course your program requires, online or in person.
5. Shop, offer, and close. House-hunt across San Marcos with your assistance lined up and bring far less cash to closing than you expected.

Documents to have ready for pre-qualification

You do not need these to begin, but they speed things up once you connect with a lender:

• Recent pay stubs (about 30 days) and the last two years of W-2s or tax returns
• Two months of bank statements
• A government-issued ID
• Your DD-214 if you are using a VA loan or the Heroes/veteran track
• A rough idea of your target San Marcos neighborhoods and price range

San Marcos down payment assistance: frequently asked questions

San Marcos down payment assistance: frequently asked questions

† ShopDPA is The Texas Down Payment Assistance Marketplace, a home loan and down payment assistance referral service. We are not a mortgage lender, mortgage broker, or loan officer, and we do not originate, fund, or service loans. We connect Texas homebuyers with licensed mortgage professionals and with down payment assistance programs. We are not affiliated with the City of San Marcos, Hays County, Texas State University, TSAHC, TDHCA, HUD, the IRS, the VA, or any government agency. Program terms, income limits, purchase-price limits, and tax-credit amounts are set by the applicable agency, lender, or insurer and may change; confirm current details with a participating licensed lender. Equal Housing Opportunity.