FLATZ 512
834 Cottonwood Pky,
San Marcos, TX 78666
Studio - 3 Beds | $1,045 - $3,064
$1,180/month
Average Rent
699 Sq Ft
Average Apartment Size
-2.6%
Decrease in the Last Year
As of July 2025, the average rent in San Marcos, TX is $1,180 per month. This is 28% lower than the national average rent of $1,637/month, making renting in San Marcos more affordable than most cities in the US. When you rent an apartment in San Marcos, you can expect to pay about $873 per month for a studio, $1,180 for a one-bedroom apartment, and around $1,400 for a two-bedroom apartment. If you opt for a three-bedroom rental, you could pay $1,578 or more.
In the past year, rent has decreased by 2.6%, which averages out to $31 less per month.
Based on current rent prices, Blanco River Village, Uptown San Marcos and Cottonwood Creek are the most affordable neighborhoods in San Marcos.
Based on current rent prices, Cottonwood Creek, Uptown San Marcos and Blanco River Village are the most expensive neighborhoods in San Marcos.
The neighborhoods in San Marcos with the most apartments available are Uptown San Marcos, Cottonwood Creek and Blanco River Village .
Because the average rent in San Marcos is $1,180, you’ll want to make about $3,933 per month or $47,196 per year. The general guideline is to pay no more than 30 percent of your monthly income on rent. However, you’ll want to consider additional factors, such as your monthly bills and other expenses. Use our rent affordability calculator to help determine how much to budget for rent.
The cost of living in San Marcos, TX is 11.0% lower than the national average. Generally, housing in San Marcos is 18.2% less expensive than the national average, with rent falling between $873 - $1,578. You can expect to pay 6.6% less for groceries, 18.1% less for utilities, and 0.1% less for transportation.
Use the tool below to compare San Marcos, TX to other nearby cities and neighborhoods. The Apartments.com neighborhood guides provide you with insight into the area’s transportation, things to do, and more.
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† Our analysis of utilities, groceries, transportation, healthcare, home prices, and other goods and services is sourced from the Cost of Living Index, a respected benchmark published by the Council for Community and Economic Research (C2ER) that provides a thorough overview of living expenses across different regions.
Rent data is provided by CoStar Group’s Market Trend reports. As the industry leader in commercial real estate information, analytics, and news, CoStar conducts extensive research to produce and maintain a comprehensive database of commercial real estate information. We combine this data with public record to provide the most up-to-date rental information available.
Consumer goods, services, and home prices are sourced from the Cost of Living Index published by the Council for Community and Economic Research (C2ER). The data on this page is updated quarterly. It was last published in June 2025.
* Percentages may not total 100 due to rounding.