San Marcos, TX 78666 (Hays County)
About this property
The rapid growth of the San Marcos corridor anchors this unique investment opportunity on a 2.96-acre property. Situated in the extraterritorial jurisdiction (ETJ) between downtown San Marcos and Kyle, this acreage offers potential for three to eight dwellings per acre according to the city's preferred development plan. Located just blocks off IH-35, the property sits within an expanding sector featuring major developments, including a Buc-ee's and a large apartment complex to the rear of the property. This expansive site currently features a one-story manufactured home spanning 2,016 square feet of living area, operating as a duplex. The structure includes four bedrooms, three bathrooms (including two full bathrooms), and two kitchens, all of which will be included in the sale. All utilities are connected and operating on the property. Buyers are responsible for verifying all development potential. With its strategic positioning and substantial acreage, this property represents a significant development option in a highly active and expanding Texas region.
Property details
Location
About the Area
2704 Post Rd is located in San Marcos, Texas, in Hays County. Hays County is one of the fastest-growing counties in the United States, driven by the explosive growth of San Marcos and Kyle-Buda corridor connecting Austin and San Antonio. The county blends Hill Country character in its western reaches, Wimberley, Dripping Springs, Driftwood, with rapidly urbanizing communities along the I-35 corridor.
The Blanco River and Barton Creek headwaters flow through Hays County, carving spring-fed swimming holes beloved by generations of Texans. Jacob's Well, a natural cylindrical karstic spring, and the swimming holes of Blue Hole Regional Park draw visitors year-round. The Edwards Plateau escarpment creates dramatic topographic relief in the western half of the county.
San Marcos had an estimated population of 68,920 as of 2023. The 78666 zip code has a median household income of $55,478, a median home value of $271,900, and a median age of 27. The average household size is 2.35 people.
Texas State University anchors San Marcos, supporting a significant education and healthcare sector. The I-35 corridor has attracted major distribution centers and manufacturing. The western Hill Country communities of Wimberley and Dripping Springs have become destination wine, dining, and retreat markets commanding premium real estate prices.
Demographic data sourced from the U.S. Census Bureau, American Community Survey 5-Year Estimates (2023).
Listing information © 2026 Unlock MLS (ACTRIS). All data provided AS IS. Information is deemed reliable but not guaranteed. Listing courtesy of StepStone Realty LLC.