Prominence Apartments
601 S Twin Oaks Valley Rd,
San Marcos, CA 92078
1-2 Beds | $2,425 - $3,179
$2,299/month
Average Rent
700 Sq Ft
Average Apartment Size
-2.3%
Decrease in the Last Year
As of March 2025, the average rent in San Marcos, CA is $2,299 per month. This is 47% higher than the national average rent price of $1,559/month, making San Marcos one of the most expensive cities in the US. When you rent an apartment in San Marcos, you can expect to pay about $2,379 per month for a studio, $2,299 for a one-bedroom apartment, and around $2,673 for a two-bedroom apartment. If you opt for a three-bedroom rental, you could pay $3,493 or more.
In the past year, rent has decreased by 2.3%, which averages out to $53 less per month.
Based on current rent prices, Village O is the most affordable neighborhood in San Marcos.
Based on current rent prices, Village O is the most expensive neighborhood in San Marcos.
The neighborhood in San Marcos with the most apartments available is Village O .
Because the average rent in San Marcos is $2,299, you’ll want to make about $7,663 per month or $91,956 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.
Use the tool below to compare San Marcos, CA 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 February 2025.
* Percentages may not total 100 due to rounding.