Homes for Sale in San Marcos CISD, TX

370 homes for sale in San Marcos CISD, TX from $114,999 · median list price $350,000 · spanning San Marcos, Martindale, Maxwell, Wimberley.

Live data — active MLS listings verified October 27, 2026. Each home is listed here because its own MLS record names San Marcos CISD — never inferred from a boundary map.

School attendance zones are set by the district and can change — confirm the exact campus for any specific address. School names are used here only as a neutral geographic filter.

High schools in San Marcos CISD

San Marcos CISD spans these cities

Explore homes in San Marcos CISD

Walter Marin, Licensed Texas REALTOR® with Compass
San Marcos CISD Expert

Walter Marin

REALTOR® with Compass

Walter helps buyers find homes in San Marcos CISD — comparing neighborhoods, builders, and price across the district's cities, and confirming exact campus assignment for any address. He represents buyers only, and his service is free to you.

Buying a home in San Marcos CISD

In Texas, school assignment is by address — not city or ZIP. Two homes on the same street can feed different campuses, and a home inside San Marcos CISD’s boundary isn’t automatically zoned to the school you have in mind. The only reliable way to lock a campus is to verify the exact address with the district before you write an offer.

That makes the school question a home-search question: filter by the specific campus or feeder pattern you want, then confirm assignment on each address. New construction complicates it further — a brand-new subdivision is sometimes temporarily zoned to an over-capacity school with a boundary change already planned, so a “San Marcos CISD home” and a specific-school home aren’t always the same thing.

San Marcos CISD spans several communities and price points, from resale neighborhoods to active builder communities. Because we represent buyers only — at no cost to you — we compare homes across the district’s cities and builders and confirm the exact campus for any address before you commit.

San Marcos CISD schools & homes — FAQ

Does living in San Marcos CISD guarantee my child attends a specific school?
No. Assignment is set by your home’s street address, and boundaries can be redrawn as the district grows. Always verify the exact campus for a specific address with the district — we confirm it with you on any home before you offer.
Can school boundaries change after I buy?
Yes. Districts rezone as enrollment shifts, most often around new construction. Ask the district whether a boundary study is pending for the attendance zone you’re considering.
How do I confirm the exact campus for a home?
The district’s school-locator by street address is the authoritative source. School names on this page are a neutral geographic filter only, not a guarantee — we verify the live assignment on each address you’re serious about.
1624 Aquarena Springs DR #B114
Motivated SellerEstimated by HomeLocating
$120,900

1624 Aquarena Springs DR #B114, San Marcos, TX 78666

MLS #247286826 · Twelve Rivers Realty · Bobby Paugh

2 bd·2 ba·720 sqft
1624 Aquarena Springs DR #F147
Motivated SellerEstimated by HomeLocating
$125,990

1624 Aquarena Springs DR #F147, San Marcos, TX 78666

MLS #246845414 · All City Real Estate Ltd. Co · Judy DeLeon

2 bd·2 ba·720 sqft
1624 Aquarena Springs DR #A102
Motivated SellerEstimated by HomeLocating
$130,000

1624 Aquarena Springs DR #A102, San Marcos, TX 78666

MLS #243517880 · 316 Realty Group · Brad Rowe

2 bd·2 ba·720 sqft
548 Spring River DR
Motivated SellerEstimated by HomeLocating
$174,900

548 Spring River DR, Martindale, TX 78655

MLS #238811065 · Graham & Co Realty Group · Greg Graham

4 bd·2 ba·1,788 sqft
421 W San Antonio ST #H3
Price CutEstimated by HomeLocating
$149,900

421 W San Antonio ST #H3, San Marcos, TX 78666

MLS #245590431 · All City Real Estate Ltd. Co · Sharon Burd

1 bd·1 ba·559 sqft
823 Midway ST
$149,999

823 Midway ST, San Marcos, TX 78666

MLS #248873561 · Century 21 Randall Morris & As · Sandra Nichols

2 bd·1 ba·966 sqft
1604 Mill ST #B
Price CutEstimated by HomeLocating
$155,000

1604 Mill ST #B, San Marcos, TX 78666

MLS #247256905 · Monica & Company Real Estate · Katie Molina

2 bd·2 ba·1,031 sqft
1202 Thorpe LN #604
Motivated SellerEstimated by HomeLocating
$155,000

1202 Thorpe LN #604, San Marcos, TX 78666

MLS #238295960 · Keller Williams Realty · Julia Black

2 bd·2 ba·1,036 sqft
421 W San Antonio ST #A2
Motivated SellerEstimated by HomeLocating
$164,999

421 W San Antonio ST #A2, San Marcos, TX 78666

MLS #241637994 · Centex Realty Partners · Shelle Brewton

2 bd·1 ba·786 sqft
711 N Bishop ST
Fixer-UpperEstimated by HomeLocating
$170,000

711 N Bishop ST, San Marcos, TX 78666

MLS #244203943 · Keller Williams Realty · Jeremy Frost

2 bd·1 ba·963 sqft
333 Trinity River HOLW
Motivated SellerEstimated by HomeLocatingNew Construction
$173,499

333 Trinity River HOLW, San Marcos, TX 78666

MLS #245542729 · Keller Williams City-View · Christopher Marti

3 bd·2 ba·1,380 sqft
1221 W Hopkins ST #3
$175,000

1221 W Hopkins ST #3, San Marcos, TX 78666

MLS #248869850 · TruDeals Realty Group Texas · Drew Yazbeck

2 bd·1.5 ba·928 sqft
1013 Chestnut ST #C2
Price CutEstimated by HomeLocating
$175,000

1013 Chestnut ST #C2, San Marcos, TX 78666

MLS #241085874 · TX Real Estate Brokers · Margaret Ennis

2 bd·2 ba·960 sqft
328 Navidad River DR
Motivated SellerEstimated by HomeLocatingNew Construction
$174,999

328 Navidad River DR, San Marcos, TX 78666

MLS #243823838 · Keller Williams City-View · Christopher Marti

3 bd·2 ba·1,380 sqft
349 Trinity River HOLW
Motivated SellerEstimated by HomeLocatingNew Construction
$178,999

349 Trinity River HOLW, San Marcos, TX 78666

MLS #246007060 · Keller Williams City-View · Christopher Marti

3 bd·2 ba·1,380 sqft
348 Navidad River DR
Motivated SellerEstimated by HomeLocatingNew Construction
$180,499

348 Navidad River DR, San Marcos, TX 78666

MLS #245572497 · Keller Williams City-View · Christopher Marti

4 bd·2 ba·1,500 sqft
345 Trinity River HOLW
Motivated SellerEstimated by HomeLocatingNew Construction
$180,499

345 Trinity River HOLW, San Marcos, TX 78666

MLS #246007055 · Keller Williams City-View · Christopher Marti

4 bd·2 ba·1,500 sqft
324 Navidad River DR
Motivated SellerEstimated by HomeLocatingNew Construction
$181,999

324 Navidad River DR, San Marcos, TX 78666

MLS #243823833 · Keller Williams City-View · Christopher Marti

4 bd·2 ba·1,500 sqft
337 Trinity River HOLW
Motivated SellerEstimated by HomeLocatingNew Construction
$182,999

337 Trinity River HOLW, San Marcos, TX 78666

MLS #246005890 · Keller Williams City-View · Christopher Marti

4 bd·2 ba·1,500 sqft
1221 W Hopkins ST #2
Price CutEstimated by HomeLocating
$194,000

1221 W Hopkins ST #2, San Marcos, TX 78666

MLS #245370684 · Keeping It Realty · Andrea Barton

2 bd·1.5 ba·928 sqft
1202 Thorpe LN #315
Motivated SellerEstimated by HomeLocating
$195,000

1202 Thorpe LN #315, San Marcos, TX 78666

MLS #245347894 · Berdoll Realty · Mark Berdoll

2 bd·2 ba·1,230 sqft
138 Rush HVN #F073
Motivated SellerEstimated by HomeLocating
$199,900

138 Rush HVN #F073, San Marcos, TX 78666

MLS #246632556 · Clark Real Estate Agency · Ricky Clark

3 bd·3 ba·1,608 sqft
1616 Iron Truss RD
Motivated SellerEstimated by HomeLocatingNew Construction
$202,999

1616 Iron Truss RD, San Marcos, TX 78666

MLS #245067468 · Keller Williams City-View · Christopher Marti

3 bd·2 ba·1,484 sqft
328 Trinity River HOLW
Motivated SellerEstimated by HomeLocatingNew Construction
$204,999

328 Trinity River HOLW, San Marcos, TX 78666

MLS #246398685 · Keller Williams City-View · Christopher Marti

3 bd·2 ba·1,484 sqft