- Century 21 Cauthorn Realty - Lists and sells property in Hays County and the I-35 corridor.
- Corner Post Real Estate - Real Estate office with area listings, loan calculator, local information, and contact details.
- Hurt Real Estate Group - Specializing in residential, commercial, land, ranches, and development of new subdivisions. Includes listings, agents, and contact information.
- Randall Morris Real Estate - Residential and commercial land and multi-family real estate.
- San Marcos Area Board of Realtors - Newsletter, membership information, and directory of members and affiliates.
- Windmill Town Homes and Duplexes - Offering townhomes and duplexes in San Marcos, Texas.
