Home values, rents and more in San Marcos, TX
September 2026 figures from Zillow and the U.S. Census Bureau · updated 2026-11-07
Open San Marcos in ProMap- Under $240k
- $240k–$280k
- $280k–$300k
- $300k–$350k
- $350k+
- No data
How San Marcos compares
The typical home in San Marcos, TX is worth about $305,000, according to the Zillow Home Value Index for September 2026. Home values in San Marcos are 26% below the typical value in the Austin metro area ($414,000) and 17% below the U.S. typical value ($366,000).
Over the past year, home values in San Marcos fell 3.1%, compared with −4.3% in the Austin metro area and +1.2% nationally.
Typical rent is $1,433 a month (Zillow Observed Rent Index), 11% below the Austin metro area ($1,603) and 26% below the U.S. ($1,932). Rents rose 0.9% over the past year.
The median household income is $51,281, against $100,431 in the Austin metro area and $80,734 in the U.S. (Census Bureau, American Community Survey 2020–24).
About 70,897 people live in San Marcos (American Community Survey 2020–24).
San Marcos has the 8th-lowest typical home value of the 47 cities in the Austin metro area and the 372nd-highest of 1,071 in Texas with Zillow figures.
Part of: Hays County, TX · Austin metro area · Texas
More for San Marcos in ProMap Plus
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- 5- and 10-year price changes
- Days on market and months of supply
- Price cuts and sale-to-list ratio
- Price-to-income and monthly cost to buy
- Crime rates
- Homeowners insurance premiums
- Commute time to downtown
- Flood, wildfire and natural hazard risk
- Property-tax rate
- 2024 presidential vote
- Age, education and household make-up
- Amenities and transit nearby
Nearby cities
ZIP codes in San Marcos, TX
Sources
Home values: Zillow Home Value Index (ZHVI), all homes, middle tier, smoothed and seasonally adjusted, September 2026. Rents: Zillow Observed Rent Index (ZORI), seasonally adjusted. Population: Census population estimates (July 2025) for states, metros and counties; ACS 2020–24 for cities and ZIP codes. Income: U.S. Census Bureau, ACS 2020–24 5-year estimates. Boundaries: U.S. Census Bureau cartographic boundary files. Compiled by Home Economics.
"Typical" is Zillow's middle-tier value (homes between the 35th and 65th percentiles), not a median sale price. Changes are over the 12 months to September 2026.