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Buy

Start here

Homes for sale by state
Home buying tips
Before you start looking
The buying timeline

Afford it

Today's mortgage rates
Mortgage calculator
How much can I afford?
Get pre-approved

Make the deal

Writing a winning offer
Inspections & appraisals
Closing costs, itemized
Find a buyer's agent

Save search Advertise Sign In

Saved homes Saved searches Your tours Your inquiries Recently viewed Account settings

709 listings

Sell

Selling Options

What's my home worth?
Compare selling options
Get an instant cash offer
Buy before you sell

Resources

How selling works
When should I sell?
Home selling tips
Pricing your home
What's worth fixing first
Find a seller's agent

Home Loans

Find an Agent

Save search

709 listings

Homes for Sale in 78666, TX

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21 of 709 Listings

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21 of 709 Listings

Price Reduced30Active

$253,999

4 bd · 2 ba · 1,859 sqft

354 Trinity River Holw, San Marcos, TX

Christopher Marti · Keller Williams City-View

36Active

$355,000

3 bd · 3 ba · 1,747 sqft

105 Harborside Dr 102, San Marcos, TX

Ysolette Dailey · Realty Texas LLC

10Active

$214,900

3 bd · 2 ba · 1,202 sqft

1153 Overlook Way, San Marcos, TX

Amanda Wallace · Realty Texas LLC

50Active

$419,000

2 bd · 3 ba · 1,553 sqft

337 Dancing Oak Lane #101, San Marcos, TX

Scott Miller · Demar Property Management

25Active

$240,000

3 bd · 2 ba · 1,373 sqft

405 Teron Drive, San Marcos, TX

Chelsea Roberts · Coldwell Banker D'Ann Harper,

Price Reduced33Active

$400,000

3 bd · 2 ba · 1,456 sqft

479 Mostyn Lane, San Marcos, TX

Santa Perez · Real Broker, LLC

Price Reduced18Active

$219,990

3 bd · 3 ba · 1,336 sqft

1220 Esplanade Pkwy, San Marcos, TX

Paul Kudrle · Co Op Realty

Price Reduced27Active

$164,900

3 bd · 2 ba · 1,442 sqft

119 Gambel Oak Way, San Marcos, TX

Francisco Lopez Reyes · eXp Realty, LLC

Price Reduced35Active

$379,990

5 bd · 3 ba · 2,785 sqft

120 Bouldin Acres Pass, San Marcos, TX

Chaquia Thomas · DRB Group Realty, LLC

Price Reduced30Active

$214,999

4 bd · 2 ba · 1,676 sqft

348 Trinity River Holw, San Marcos, TX

Christopher Marti · Keller Williams City-View

Price Reduced34Active

$230,999

4 bd · 2 ba · 1,922 sqft

342 Trinity River Holw, San Marcos, TX

Christopher Marti · Keller Williams City-View

Price Reduced36Active

$399,000

— bd · 0 ba · 3,144 sqft

945 Sagewood, Other, TX

Elizabeth Schmidtberger · TS Realty

40Active

$2,200,000

4 bd · 4 ba · 4,514 sqft

7312 Ranch Road 12, San Marcos, TX

Linda Wells · Centex Realty Partners

Price Reduced40Active

$555,000

4 bd · 2 ba · 1,746 sqft

1022 W Martin Luther King Dr D, San Marcos, TX

Colten Justus · Keller Williams Realty

Price Reduced21Active

$339,990

3 bd · 2 ba · 1,800 sqft

129 Pella Pass, San Marcos, TX

Chaquia Thomas · DRB Group Realty, LLC

39Active

$440,000

3 bd · 3 ba · 1,687 sqft

111 Merrywood Ln, San Marcos, TX

Michael Nolen · Monica & Company Real Estate

12Active

$384,998

4 bd · 2 ba · 2,047 sqft

423 Salamander, San Marcos, TX

Sara Aguilera · Keller Williams Heritage

Price Reduced34Active

$282,999

4 bd · 2 ba · 2,014 sqft

132 Little Prairie Vly, San Marcos, TX

Christopher Marti · Keller Williams City-View

7Active

$250,417

3 bd · 2 ba · 1,428 sqft

1333 Morris Loop, San Marcos, TX

Kent Zarbock · ERA Experts

Price Reduced30Active

$209,999

4 bd · 2 ba · 1,676 sqft

334 Trinity River Holw, San Marcos, TX

Christopher Marti · Keller Williams City-View

Price Reduced30Active

$214,999

4 bd · 2 ba · 1,676 sqft

148 Little Prairie Vly, San Marcos, TX

Christopher Marti · Keller Williams City-View

1…4 5 6…30

Listing data & MLS disclosures

Unlock MLS (Austin Board of REALTORS): Based on information from the Austin Board of Realtors and Unlock MLS for the period through 2026-10-16 09:00:52 UTC. All information provided is deemed reliable but is not guaranteed and should be independently verified. Unlock MLS and its affiliates provide the MLS and all content therein “AS IS” and without any warranty, express or implied. Listing information ©2026 Austin Board of Realtors, Inc®. All Rights Reserved.
Listings courtesy of Austin Board of REALTORS (ABOR/ACTRIS) as distributed by MLS GRID.
Based on information submitted to the MLS GRID as of 2026-10-16 09:00:52 UTC. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.
Central Texas MLS (CTXMLS): IDX information is provided exclusively for consumers’ personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed accurate by the MLS.
Listing information ©2026 Central Texas MLS, Inc®. All Rights Reserved. Last Updated: 2026-10-18 20:07:58 UTC
Houston Association of REALTORS

Nearby areas

ZIP codes

78130 (1,300)
78640 (684)
78132 (668)
78133 (657)
78155 (558)
78610 (502)
78108 (455)
78745 (312)

Cities

New Braunfels (1,947)
Austin (1,401)
San Marcos (689)
Canyon Lake (659)
Kyle (622)
Seguin (558)
Buda (464)
Cibolo (315)

Texas Real Estate Commission: Information About Brokerage Services · Consumer Protection Notice

L. Custen Realty, Inc. d/b/a Realty.com/L. Custen Realty CT, LLC d/b/a Realty.com (Tom O’Leary-Broker)(CT properties only), 8323 Southwest Freeway, Suite 900, Houston, Texas 77074

The information provided by this website is for the personal, non-commercial use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Listing data is derived from various Multiple Listing Services; each source MLS and its required disclaimer are shown with the listings on the applicable page. Realty.com is an independently owned and operated brokerage.

Listing data & MLS disclosures

Unlock MLS (Austin Board of REALTORS): Based on information from the Austin Board of Realtors and Unlock MLS for the period through 2026-10-16 09:00:52 UTC. All information provided is deemed reliable but is not guaranteed and should be independently verified. Unlock MLS and its affiliates provide the MLS and all content therein “AS IS” and without any warranty, express or implied. Listing information ©2026 Austin Board of Realtors, Inc®. All Rights Reserved.
Listings courtesy of Austin Board of REALTORS (ABOR/ACTRIS) as distributed by MLS GRID.
Based on information submitted to the MLS GRID as of 2026-10-16 09:00:52 UTC. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.
Central Texas MLS (CTXMLS): IDX information is provided exclusively for consumers’ personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed accurate by the MLS.
Listing information ©2026 Central Texas MLS, Inc®. All Rights Reserved. Last Updated: 2026-10-18 20:07:58 UTC
Houston Association of REALTORS

Copyright ©2026 Houston Realtors Information Service, Inc. All information provided is deemed reliable but is not guaranteed and should be independently verified. IDX information is provided exclusively for consumers’ personal, non-commercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

San Antonio Board of REALTORS

Information provided Courtesy of San Antonio Board of Realtors. IDX information is provided exclusively for consumers'personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is believed to be accurate but not guaranteed. Provided courtesy of the San Antonio Board of Realtors. Copyright 2026 San Antonio Board of Realtors, All Rights Reserved. Data last updated: 2026-10-10 22:36:41 UTC

78666, TX Homes for Sale — Page 5 | Realty.com

Nearby areas

ZIP codes

78130 (1,300)
78640 (684)
78132 (668)
78133 (657)
78155 (558)
78610 (502)
78108 (455)
78745 (312)

Cities

New Braunfels (1,947)
Austin (1,401)
San Marcos (689)
Canyon Lake (659)
Kyle (622)
Seguin (558)
Buda (464)
Cibolo (315)