Map the Block › Places › California › Diamond Bar
What are the crime rate and median income in Diamond Bar, CA?
Median household income is $108,281 and the median home value is $902,200. About 53,355 people live in Diamond Bar.
Last updated . Crime: FBI 2021-2025. Income and housing: Census ACS 2020-2024. Road work: October 11, 2026.
Also on the map: income by neighborhood · home values · schools
What is the crime rate in Diamond Bar?
No police department reports to the FBI under Diamond Bar's name. Many cities this size contract with the county sheriff for policing, and those crimes are counted in the sheriff's figures, so see the county page for the rate.
How does Diamond Bar compare with California?
Diamond Bar's median household earns $108,281 a year, close to the state figure ($99,122). Owner-occupied homes have a median value of $902,200, and half of renters pay more than $2,521 a month. About 53,355 people live on 15 square miles of land, roughly 3,586 per square mile. The city lies in Los Angeles County.
| Census ACS 2020-2024 | Diamond Bar | California | United States |
|---|---|---|---|
| Population | 53,355 | 39,287,377 | 334,922,499 |
| Median household income | $108,281 | $99,122 | $80,734 |
| Median home value (owner-occupied) | $902,200 | $734,700 | $332,700 |
| Median gross rent | $2,521 | $2,036 | $1,413 |
| Unemployment rate (2020-2024 average) | 4.9% | 6.6% | 5.2% |
| People below the poverty line | 10.0% | 12.0% | 12.5% |
| Adults 25+ with a bachelor's degree or higher | 52.8% | 37.1% | 35.7% |
| Homeowner households | 77.3% | 55.9% | 65.2% |
| Median age | 45.7 | 37.9 | 38.9 |
What environmental sites and hazards are in Diamond Bar?
On FEMA's National Risk Index, Los Angeles County has an overall natural-hazard risk rating of “Very High”. Of the seven hazards on our map, FEMA rates these highest: wildfire (Very High), river flooding (Very High), earthquakes (Very High) and tornadoes (Relatively High). The index compares counties with each other and also weighs how vulnerable and resilient a community is, so it is a long-run estimate, not a forecast.
Is there road construction in Diamond Bar?
The state DOT feed had no interstate, U.S. or state highway work zones in Diamond Bar city limits on October 11, 2026. Some states publish only part of their road work in open feeds, so check the state's 511 site before you travel. The map's layer refreshes every morning.
See today's work zones on the map →
How many schools, nursing homes and parks are in or near Diamond Bar?
Inside the city limits there are 13 public schools (2024-25) and 4 private schools (2023-24). Within about 15 miles: 2 state parks or recreation areas: Chino Hills State Park and Pío Pico State Historic Park.
Gun shops, liquor stores and Planned Parenthood in Diamond Bar
Gun shops
No gun shops or licensed gun dealers are on the map inside the Diamond Bar city limits.
Liquor stores
4 liquor stores are on the map inside the Diamond Bar city limits: D B Wine & Spirits (Diamond Bar), Diamond Liquor & Mini-Mart (Diamond Bar), Feng Fine Wine & Spirits (Diamond Bar) and Mike's Tobacco & Liquor (Diamond Bar).
Planned Parenthood
There is no Planned Parenthood health center inside the Diamond Bar city limits on the map.
See them on the map: liquor stores →
Sources: ATF licensee list (Sept 2026); state liquor licence lists, OpenStreetMap and Overture Maps (non-official); HHS Title X directory and CMS NPPES.
Common questions
What is the median household income in Diamond Bar?
$108,281 (Census American Community Survey, 2020-2024), compared with $99,122 for California.
How much do homes cost in Diamond Bar?
The median value of owner-occupied homes is $902,200 (Census ACS 2020-2024), against $734,700 statewide.
What natural hazards affect Diamond Bar?
On FEMA's National Risk Index, Los Angeles County has an overall natural-hazard risk rating of “Very High”. Of the seven hazards on our map, FEMA rates these highest: wildfire (Very High), river flooding (Very High), earthquakes (Very High) and tornadoes (Relatively High).
Nearby cities
Pomona, CA (5 mi) · West Covina, CA (6 mi) · Chino Hills, CA (7 mi) · Yorba Linda, CA (8 mi) · Placentia, CA (9 mi) · Hacienda Heights, CA (9 mi)
More: California statewide numbers · county page: Los Angeles County · Sex-offender registry search (NSOPW)
Where do these numbers come from?
- Crime: FBI Uniform Crime Reporting, agency counts 2021-2025 (Return A); state and national rates: FBI estimated crimes.
- Income, housing, education: U.S. Census Bureau, American Community Survey 2020-2024 5-year, table B19013 (median household income) and related tables, for the Census place Diamond Bar city.
- Land area: Census 2024 Gazetteer. Hazards: FEMA National Risk Index v1.20 (December 2025), county scores (county level).
- Superfund: U.S. EPA, Superfund site boundaries and NPL status (October 2026). Dams: U.S. Army Corps of Engineers, National Inventory of Dams (public map service, October 2026).
- Work zones: State departments of transportation, via the U.S. DOT Work Zone Data Exchange (WZDx) and state 511 feeds; refreshed every morning (snapshot October 11, 2026).
- Schools: National Center for Education Statistics, EDGE public school locations 2024-25; budgets: U.S. Census Bureau, Annual Survey of School System Finances, fiscal year 2024; National Center for Education Statistics, EDGE Private School geocodes (Private School Survey 2023-24). Nursing homes: U.S. Centers for Medicare & Medicaid Services, Nursing Home Provider Information and Penalties (September 2026).
- Parks: USGS Protected Areas Database of the U.S. (PAD-US 4.1); state park agencies' open data (CA, NY, PA, TN, TX, FL, NJ, KY, HI, UT, MT and others); OpenStreetMap contributors for some hours, phones, fees and camping; U.S. National Park Service: unit boundaries (Land Resources Division), Acreage Report (Sept 30, 2026), park pages on nps.gov (hours, fees), Visitor Use Statistics (2025).
Map the Block shows public statistics about places, not people, and does not rate or rank neighborhoods as places to live. Figures are as published by each source; check the source before relying on a number.
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