City

Diamond Bar, CA

1 ZIP code  ·  Los Angeles County  ·  California

👥44,779Population
💰$104,737Median HH Income▲ 37% above avg
🎂45.7Median Age
🏠$878,900Median Home Value▲ 215% above avg
🎓62.8%College Grads▲ 62% above avg
📊5.3%Unemployment▲ 8% above avg
People & Population (ACS 2023 — weighted avg)
♂ Male 46.6% Female 53.4% ♀

Race & Ethnicity

White: 13.8%Hispanic: 17.2%Black: 3.5%Asian: 60.4%Other: 3.8%Race
White13.8%
Hispanic17.2%
Black3.5%
Asian60.4%
Other3.8%

Age Breakdown

Under 5
4%
5–17
15%
18–24
6%
25–44
23%
45–64
31%
65+
11%

Key Indicators

Median Age45.7 yrs
Avg HH Size2.89
Below Poverty10.1% ≈ Avg
College Grads62.8% ▲ 62% above avg
Unemployment5.3% ▲ 8% above avg
No HS Diploma946 (3%)
HS Graduate4,610 (14.5%)
Some College2,407 (7.6%)
Associates3,822 (12.1%)
Bachelors2,945 (9.3%)
Graduate Degree16,973 (53.5%)

Education

No HS: 3%HS Grad: 14.5%Some College: 7.6%Associates: 12.1%Bachelors: 9.3%Graduate: 53.5%Edu
No HS3.0%
HS Grad14.5%
Some College7.6%
Associates12.1%
Bachelors9.3%
Graduate53.5%
Housing & Income

Housing Tenure

Owner: 77.2%Renter: 22.8%Tenure
Owner77.2%
Renter22.8%

Home Value Distribution

Under $50k
1%
$50k–$100k
1%
$100k–$150k
0%
$150k–$200k
0%
$200k–$300k
0%
$300k–$500k
8%
Over $500k
90%

Financials

Median HH Income$104,737 ▲ 37% above avg
Median Home Value$878,900 ▲ 215% above avg
Home/Income Ratio8.4x (nat avg ~3.5x)
Median Rent$2,395/mo
Total Housing Units16,056
Vacant Units636

Income Distribution

Under $25k
12%
$25k–$50k
11%
$50k–$75k
12%
$75k–$100k
12%
$100k–$150k
18%
$150k–$200k
13%
Over $200k
22%
Employment & Commute

How People Get to Work

Drove Alone
81%
Public Transit
2%
Walked
0%
Work From Home
17%

Commute Time

Under 15 min
14%
15–30 min
28%
30–45 min
27%
Over 45 min
31%
Housing Stock

Year Built

Before 1940
0%
1940s–1950s
12%
1960s–1970s
35%
1980s–1990s
3%
2000+
51%
About Diamond Bar, CA

Diamond Bar is a city in California, located in Los Angeles County. The city spans 1 ZIP code and is home to approximately 44,779 residents. It is a mature city, with a median age of 45.7 years.

Economically, Diamond Bar is a upper-middle-income community. The median household income of $104,737 is above the national average. Approximately 10.1% of residents live below the poverty line. The unemployment rate is 5.3%, near the national average.

The real estate market in Diamond Bar is among the most expensive housing markets in the country. Median home values stand at $878,900, which is more than double the national average. Renters typically pay around $2,395 per month. Homeownership is high at 77.2%, typical of suburban and family-oriented communities.

The population of Diamond Bar is highly educated. 62.8% of adults hold a bachelor's degree or higher — significantly above the national average. The community is majority Asian (60.42%).

Diamond Bar, CA offers residents above-average earning potential within California.

ZIP Codes in Diamond Bar
ZIPPopulationMedian IncomeMedian HomeMedian RentUnemp.CollegeOwner Occ.
91765 44,779 $104,737 $878,900 $2,395 5.3% 62.8% 77.2%