TBD SH 21 San Marcos, TX ^$ 1,750,000

TBD SH 21

^$ 1,750,000

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Recently Listed

TBD SH 21

San Marcos, TX, 78666

^$ 1,750,000

Studio Baths0.0

Monthly Estimate*

^$ 10,775

TBD SH 21, San Marcos, TX 78666 - Image 1

TBD SH 21, San Marcos, TX 78666 - Image 2

Studio

Lots and Land for sale in San Marcos, TX

for $1,750,000. The lot size is 3.838.

Vacant tract in the high-growth NE San Marcos corridor offering strong SH21 visibility and access. Proximity to San Marcos Regional Airport and surrounding development momentum supports commercial, light industrial, or mixed-use development potential. Survey on file. Water and Electricity available with no portion of the Property in the FEMA 100-year floodplain.

Lots and Land Active

Price

^$ 1,750,000

Bedrooms

Studio

Property Type

Lots and Land

Taxes

^$ 19,279

Style

Multiple Lots (Adjacent)

Lot Size

3.838

Town/City

San Marcos

County/Region

Hays

MLS | Web ID

6920151

Features

General

Sewer None

Utilities Electricity Available Water Available

Zoning None. San Marcos ETJ

View See Remarks

Property Subtype Multiple Lots (Adjacent)

Tax Year 2025

Waterfront Features None

Community Features None

County Hays

New Construction N

Property Type Land

HOA N

Subdivision Name C-SH21-AIR

Other Structures None

Status Active

Directions Located on the west side of SH 21 approx. 200 feet south of the SH21 and Yarrington intersection.

High School San Marcos

City San Marcos

Disclosures See Remarks Seller Provided Survey Available

MLS Area HS

Lot Size Square Feet 167183.28

Elementary School Mendez

Middle/Junior High School Goodnight

Additional Parcels Y/N Y

Standard Status Active

Tax Assessed Value 1222160

Exterior

Lot Features Public Maintained Road

Water Source Public

Lot Size Acres 3.838

Waterfront Y/N N

Horse Y/N N

Horse Amenities None

Interior

Total Bedrooms 0

Total Baths 0

* Excluded Features

List By

Spence Collins

Listing Agent

Mcallister & Associates

Broker

spence@matexas.com

Affordability Calculator

$12,382

Per Month

Monthly Principal & Interest: $10,775
Monthly Property Taxes: $1,607
Monthly Home Insurance: --

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Down Payment

Loan Term

Interest Rate

Yearly Property Taxes

Yearly Home Insurance

Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.

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Nearby

Trends
Schools

Lots and land listings in San Marcos, TX

Average List Price ^$1,089,681

Percent of Sale Price 38%

About San Marcos, TX

55,275 Population

48% Since 2002

^$34,437 Median Income

25.39 Median Age

19% Households with Children

View more area information

Trends Information provided by ATTOM Data Solutions.

5286372 Elementary School

5285979 Middle School

San Marcos High School High School

See complete school information

Pricing History

Date	Price	Price Change	Description
3/11/2026	$1,750,000		Listed Price

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TBD SH 21, San Marcos, TX, 78666 is a Lots and Land for sale at $1,750,000 with a lot size of 3.838. TBD SH 21 is a studio with 0.0 baths. The property's zip code is 78666 which is in San Marcos, TX

*Information deemed reliable but not guaranteed.

Financial calculator disclaimer: Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.

Listing data provided courtesy of the Internet Data Exchange Program of the Austin Board of REALTORS(r)(alternatively, from ACTRIS)

The data relating to real estate for sale on this web site comes in part from the Internet Data Exchange Program of the Austin Board of REALTORS(r)(alternatively, from ACTRIS) . Real Estate listings held by brokerage firms (licensees) other than Weichert Realtors include the name of the listing brokers.

The information being provided is 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.

All information provided is deemed reliable but is not guaranteed and should be independently verified. The Austin Board of REALTORS(r), ACTRIS and their affiliates provide the MLS and all content therein "AS IS" and without any warranty, express or implied."

Data is updated as of 3/13/2026.

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TBD SH 21

Lots and Land for sale in San Marcos, TX

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