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Call/text (707) 474-8855Diamond Bar, CA · Houses & Market Data
Diamond Bar, California houses and real estate market data.
Houses in Diamond Bar, CA (Los Angeles County) — Census median home value $867,000, county listing prices up about 1.7% over the past year. Market data for Diamond Bar houses and the broader area.
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Diamond Bar, CA is in Los Angeles County, California — this guide covers houses in Diamond Bar and the whole local market: resale homes, condos, land, and new construction. The most recent Census estimate puts the population at 53,750, with a median household income of $106,602. Census data puts the median value of houses in Diamond Bar at $867,000.
Info from government sites and builders may have provided source info.
Market overview
Diamond Bar housing market
Diamond Bar is in Los Angeles County, California. Manifest Census and county price-trend data provide baseline context for houses in Diamond Bar and the surrounding county market.
Median home value (Census ACS)
$867,000
Population (Census ACS)
53,750
Median household income
$106,602
County price trend (2025)
1.7% YoY
Population, income, and median home value from the project batch manifest (Census ACS 2023 5-year). County price trend from FHFA county HPI when present in the manifest row.
At a glance
Diamond Bar market snapshot
Population
53,750
County
Los Angeles County
Median Household Income
$106,602
Median Home Value (city)
$867,000
Median Gross Rent
$2,422/mo
Price Trend (YoY)
+1.7%
Market data compiled from public sources; deemed reliable but not guaranteed; verify independently. See About
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What makes Diamond Bar different
Home Value, By Source
The Census Bureau's American Community Survey (2023 5-year estimate) puts Diamond Bar's median home value — across all owner-occupied homes, not just recent sales — at $867,000.
County Price Trend
Los Angeles County's FHFA house price index shows a 1.7% annual change in 2025.
Population & Income
Diamond Bar has an estimated population of 53,750 and a median household income of $106,602, per the Census Bureau's American Community Survey (2023 5-year estimate).
Affordability Snapshot
Diamond Bar's Census-reported median home value works out to about 8.1x the area's median household income, and median gross rent runs roughly 27% of that same income on an annualized basis. Housing economists commonly flag a price-to-income ratio above 4x as historically elevated -- useful context, not a personal affordability verdict.
Nearby
Places around Diamond Bar
County guide: Los Angeles County — cities, market context, and local resources for the county that includes Diamond Bar.
USAHouses.com also helps visitors looking in nearby Los Angeles County and other California communities. Some locations may not yet have dedicated pages, but many licensed professionals in this region assist surrounding communities.
Nearby communities include Walnut, Rowland Heights, South San Jose Hills, Pomona, West Covina, Valinda, Covina, Industry, Charter Oak, San Dimas, La Puente, La Habra Heights, La Verne, Citrus, Hacienda Heights, Vincent.
Walnut market data
Nearby city · ~3.3 mi
Rowland Heights market data
Nearby city · ~4.7 mi
South San Jose Hills market data
Nearby city · ~5.0 mi
Pomona market data
Nearby city · ~5.1 mi
West Covina market data
Nearby city · ~6.5 mi
Valinda market data
Nearby city · ~7.0 mi
Covina market data
Nearby city · ~7.2 mi
Industry market data
Nearby city · ~7.2 mi
Charter Oak market data
Nearby city · ~7.3 mi
San Dimas market data
Nearby city · ~7.4 mi
La Puente market data
Nearby city · ~8.1 mi
La Habra Heights market data
Nearby city · ~8.1 mi
La Verne market data
Nearby city · ~8.7 mi
Citrus market data
Nearby city · ~8.8 mi
Hacienda Heights market data
Nearby city · ~8.9 mi
Vincent market data
Nearby city · ~9.0 mi
More California cities with market guides: San Jose, Oakland, Bakersfield, Anaheim, Stockton, Santa Ana, Fremont, Modesto.
San Jose market data
Same-state city guide
Oakland market data
Same-state city guide
Bakersfield market data
Same-state city guide
Anaheim market data
Same-state city guide
Stockton market data
Same-state city guide
Santa Ana market data
Same-state city guide
Fremont market data
Same-state city guide
Modesto market data
Same-state city guide
Adjacent-county Census places with USAHouses.com pages: Brea (~5.9 mi), Chino Hills (~6.6 mi), Yorba Linda (~8.2 mi), Montclair (~8.4 mi), Placentia (~8.6 mi), La Habra (~9.2 mi), Chino (~9.3 mi), Fullerton (~10.2 mi), Anaheim (~10.6 mi), Upland (~12.0 mi), Ontario (~12.5 mi), Villa Park (~12.7 mi), Eastvale (~13.7 mi), Orange Park Acres (~13.7 mi), San Antonio Heights (~14.0 mi), El Modena (~14.5 mi).
New construction: New homes near Diamond Bar (American Canyon) · New homes near Diamond Bar (Anaheim) · California new construction.
Census & home facts
Diamond Bar data from published sources
Population (ACS 2023)
53,750
Median home value (ACS 2023)
$867,000
Median household income (ACS 2023)
$106,602
Median gross rent (ACS 2023)
$2,422
County FHFA annual change (2025)
1.7%
County median listing price (FRED/Realtor.com) (2026-06-01)
$998,500
Census place type
city
County
Los Angeles County
Land area (Census Gazetteer 2024)
14.88 sq mi
Census GEOID
0619192
Census ACS, FHFA, and FRED figures are labeled with the year present in existing CSVs. Subject to change / confirm locally.
NewUSAHouses.com communities
Closest verified new-home communities near Diamond Bar
Availability and pricing are controlled by the builder and may change; confirm with the builder.
Stratus ↗
Meritage Homes · Pomona, California · ~5.4 mi · from $599,000
West Village ↗
TruMark Homes · Brea, California · ~5.9 mi
Element At Central Park Village ↗
DeNova Homes · Brea, California · ~5.9 mi
Founders ↗
TruMark Homes · Chino Hills, California · ~6.7 mi
Serenity Grove ↗
Trumark Homes · Chino Hills, California · ~6.7 mi
Local life
Life in Diamond Bar
Schools
Los Angeles Unified — 785 schools, 427,795 students enrolled, per the U.S. Department of Education's Common Core of Data. Los Angeles addresses may be served by Los Angeles Unified, but attendance zones vary by street — confirm assigned schools with the district before making a move.
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Common questions
Diamond Bar FAQ
What are houses worth in Diamond Bar, CA?
The Census Bureau's American Community Survey puts the median value of houses in Diamond Bar at $867,000.
How much do houses cost in Diamond Bar, CA?
For owner-occupied houses in Diamond Bar, Census ACS data shows a median value of $867,000. Active listing prices in Los Angeles County may differ — see the market snapshot above.
What types of houses are in Diamond Bar, CA?
Diamond Bar houses include resale single-family homes, condos, mobile homes, and small multi-unit buildings, plus new construction in surrounding Los Angeles County communities where builders are active. The housing-stock section below uses Census ACS structure counts when available for this city.
What is the population of Diamond Bar, CA?
The U.S. Census Bureau's American Community Survey (2023 5-year estimate) puts Diamond Bar's population at approximately 53,750.
What's the median rent in Diamond Bar, CA?
The Census ACS estimates median gross rent in Diamond Bar at approximately $2,422 per month.
What is the median household income in Diamond Bar, CA?
Census ACS data puts the median household income in Diamond Bar at approximately $106,602.
Is the Diamond Bar housing market growing?
Los Angeles County's FHFA house price index shows a 1.7% annual change in 2025.
Is Diamond Bar, CA affordable relative to income?
Census ACS data puts Diamond Bar's median home value at about 8.1 times the median household income, with median gross rent equal to roughly 27% of that income annually. This is a general benchmark, not a personal pre-qualification -- your own income, debt, and down payment determine what you can actually afford.
What school district serves Diamond Bar, CA?
Manifest and public school-directory data suggest Los Angeles Unified for many Diamond Bar addresses, but attendance zones vary by street — verify your assigned schools with the district before making a move.
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