eaves Phillips Ranch
400 Appian Way,
Pomona, CA 91766
1-2 Beds | $2,255 - $2,950
Rental Market Trends in Diamond Bar, CA
Updated September 2026
The average rent in Diamond Bar, CA is $2,475/month.
Rent in Diamond Bar is 49% higher than the national average rent of $1,665/month, making this one of the more expensive cities statewide.
$2,475/month
Average Rent
746 Sq Ft
Average Size
+2.3%
Change / Year
92
Available Apartments
Diamond Bar rent varies by unit size and layout:
- Studio apartments in Diamond Bar average per month.
- One-bedroom apartments in Diamond Bar average $2,475 per month.
- Two-bedroom apartments in Diamond Bar average $2,855 per month.
- Three-bedroom apartments in Diamond Bar average $2,961 or more per month.
Average Rent by Home Type
Bedrooms
Average Rent
Average Sq Ft
Bedrooms
Average Rent
Average Sq Ft
Bedrooms
Average Rent
Average Sq Ft
How much has average rent changed in Diamond Bar, CA?
In the past year, rent has increased by 2.3%, which averages out to $56 more per month.
Market Trends Over Time
September 2026
2025
2026
Rent Ranges in Diamond Bar, CA
September 2026
Above $2,000
Most rental prices fall within this range
Percentage*
Rent Range
0%
Below $700/month
0%
$700 - $1,000/month
0%
$1,001 - $1,500/month
0%
$1,501 - $2,000/month
100%
Above $2,000/month
What salary do I need to live comfortably in Diamond Bar, CA?
Because the average rent in Diamond Bar is $2,475, you’ll want to make about $8,250 per month or $99,000 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 Diamond Bar, CA compare to other nearby cities and neighborhoods?
Use the tool below to compare Diamond Bar, 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.
View the Diamond Bar Area GuideCompare Rent Trends Nearby
Get a clearer picture of the area by viewing rent trends in nearby cities.
-
Walnut
Avg Rent: $2,177/month
-
Rowland Heights
Avg Rent: $2,054/month
-
Pomona
Avg Rent: $1,780/month
-
Brea
Avg Rent: $2,564/month
-
Chino Hills
Avg Rent: $2,604/month
-
West Covina
Avg Rent: $2,019/month
-
Covina
Avg Rent: $1,825/month
Apartment Communities in Diamond Bar We Think You'll Love
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Frequently Asked Questions
What is the average rent in Diamond Bar?
The average rent in Diamond Bar is $2,475 per month, which is 48.6% higher than the national average of $1,665.
What is the average rent for a house in Diamond Bar?
The average rent for a house in Diamond Bar, CA is $3,739 per month.
Are rents going up or down in Diamond Bar?
Rents in Diamond Bar, CA are increasing, with prices up 2.3% year-over-year and $56 more per month.
What rent range is most common in Diamond Bar?
In Diamond Bar, CA, 100% of apartments fall above $2,000/month, though prices may vary depending on location and other factors.
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 September 2026.
Demographic information comes from Neustar and combines detailed address data with U.S. Census and American Community Survey statistics to produce reliable local estimates.
* Percentages may not total 100 due to rounding.