21 Sierra Ave
21 Sierra Ave,
San Anselmo, CA 94960
3 Beds | $8,500
Rental Market Trends in Fairfax, CA
What is the average rent in Fairfax, CA?
$1,737/month
Average Rent
640 Sq Ft
Average Apartment Size
+1.1%
Increase in the Last Year
As of July 2025, the average rent in Fairfax, CA is $1,737 per month. For comparison, the national average rent price in the US is currently $1,637/month, which means Fairfax rent prices are 6% higher than the national average. When you rent an apartment in Fairfax, you can expect to pay about $1,799 per month for a studio, $1,737 for a one-bedroom apartment, and around $2,139 for a two-bedroom apartment. If you opt for a three-bedroom rental, you could pay $2,099 or more.
Floor Plan Type
Average Rent
Average Sq Ft
Floor Plan Type
Average Rent
Average Sq Ft
Floor Plan Type
Average Rent
Average Sq Ft
Floor Plan Type
Average Rent
Average Sq Ft
How much has average rent changed in Fairfax, CA?
In the past year, rent has increased by 1.1%, which averages out to $19 more per month.
Market Trends Over Time
The chart below compares average rent prices to the previous year during the same time period.
Last Updated July 2025
Legend
2024
2025
Rent Ranges in Fairfax, CA
Last Updated July 2025
Above $2,000
Most rental prices fall within this range
Percentage*
Rent Range
0%
Below $700/month
0%
$700 - $1,000/month
12%
$1,001 - $1,500/month
38%
$1,501 - $2,000/month
50%
Above $2,000/month
What salary do I need to live comfortably in Fairfax, CA?
Because the average rent in Fairfax is $1,737, you’ll want to make about $5,790 per month or $69,480 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.
How does Fairfax, CA compare to other nearby cities and neighborhoods?
Use the tool below to compare Fairfax, 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.
Nearby City Rent Trends
Apartment communities in Fairfax we think you'll love
Learn More with Helpful Articles
Rental management, simplified
Our all-in-one suite of property manangement software makes the rental process easy. Screen tenants, manage payments, and more – all on Apartments.com
Methodology
† 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.