Diamond Bar, CA

Census Place

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2024 Population
53,355
US Senator
Alex Padilla
Democratic Party
US Senator
Adam Schiff
Democratic Party
2024 Median Age
45.7
0.219% 1-year increase
2024 Poverty Rate
10%
10.2% 1-year increase
2024 Median Household Income
$108,281
1.58% 1-year growth
2024 Median Property Value
$902,200
4.06% 1-year growth
2024 Employed Population
25,960
2.33% 1-year decline

About

None of the households in Diamond Bar, CA reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.

85.8% of the residents in Diamond Bar, CA are U.S. citizens.

In 2024, the median property value in Diamond Bar, CA was $902,200, and the homeownership rate was 77.3%.

Most people in Diamond Bar, CA drove alone to work, and the average commute time was 33.3 minutes. The average car ownership in Diamond Bar, CA was 2 cars per household.

United StatesCaliforniaLos Angeles County, CALos Angeles-Long Beach-Anaheim, CALos Angeles County (East Central)--Pomona City PUMA, CALos Angeles County--Diamond Bar, La Habra Heights (East) Cities & Rowland Heights PUMA, CASan Bernardino County (Southwest)--Chino & Chino Hills Cities PUMA, CA

Population & Diversity

Diamond Bar, CA is home to a population of 53.4k people, from which 85.8% are citizens. As of 2024, 47.2% of Diamond Bar, CA residents were born outside of the country (25.2k people).

In 2024, there were 5.31 times more Asian (Non-Hispanic) residents (33.3k people) in Diamond Bar, CA than any other race or ethnicity. There were 6.28k White (Non-Hispanic) and 3.54k Other (Hispanic) residents, the second and third most common ethnic groups.

Population & Diversity

Citizenship

85.8%
2024 Citizenship
86.6%
2023 Citizenship

As of 2024, 85.8% of Diamond Bar, CA residents were US citizens, which is lower than the national average of 93.2%. In 2023, the percentage of US citizens in Diamond Bar, CA was 86.6%, meaning that the rate of citizenship has been decreasing.

The following chart shows US citizenship percentages in Diamond Bar, CA compared to that of it's neighboring and parent geographies.

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Diversity

Race and Ethnicity

The 3 largest ethnic groups in Diamond Bar, CA
  1. Asian (Non-Hispanic)
    33.3k ± 1.55k
  2. White (Non-Hispanic)
    6.28k ± 705
  3. Other (Hispanic)
    3.54k ± 902
17.4%
Hispanic Population
9.29k people

In 2024, there were 5.31 times more Asian (Non-Hispanic) residents (33.3k people) in Diamond Bar, CA than any other race or ethnicity. There were 6.28k White (Non-Hispanic) and 3.54k Other (Hispanic) residents, the second and third most common ethnic groups.

17.4% of the people in Diamond Bar, CA are hispanic (9.29k people).

The following chart shows the 8 races represented in Diamond Bar, CA as a share of the total population.

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Global Diversity

The PUMS dataset is not available at the Place level, so we are showing data for California.
Most Common Origin
  1. Mexico
    3,862,617 ± 45,816 people
  2. Philippines
    824,246 ± 22,054 people
  3. China
    687,951 ± 20,184 people

In 2023, the most common birthplace for the foreign-born residents of California was Mexico, the natal country of 3,862,617 California residents, followed by Philippines with 824,246 and China with 687,951.

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Foreign-Born Population

47.2%
2024 Foreign-Born Population
25.2k people
46.6%
2023 Foreign-Born Population
25.1k people

As of 2024, 47.2% of Diamond Bar, CA residents (25.2k people) were born outside of the United States, which is approximately the same as the national average of 14%. In 2023, the percentage of foreign-born citizens in Diamond Bar, CA was 46.6%, meaning that the rate has been increasing.

The following chart shows the percentage of foreign-born residents in Diamond Bar, CA compared to that of it's neighboring and parent geographies.

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Military

Veterans

Most Common Service Period
  1. Gulf War (2001-)
    254 ± 103
  2. Vietnam
    246 ± 96
  3. Gulf War (1990s)
    231 ± 143

Diamond Bar, CA has a large population of military personnel who served in Gulf War (2001-), 1.03 times greater than any other conflict.

The chart shows the distribution of veterans by conflict in Diamond Bar, CA.

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Economy

The economy of Diamond Bar, CA employs 26k people. In 2024, the largest industries in Diamond Bar, CA were Health Care & Social Assistance (3,751 people), Professional, Scientific, & Technical Services (2,958 people), and Retail Trade (2,647 people), and the highest paying industries were Utilities ($93,889), Finance & Insurance ($92,344), and Finance & Insurance, & Real Estate & Rental & Leasing ($82,582).

Employment

Occupations

26k
2024 Value
± 1,312
−2.33%
1 Year decline
± 7.05%

From 2023 to 2024, employment in Diamond Bar, CA declined at a rate of −2.33%, from 26.6k employees to 26k employees.

The most common job groups, by number of people living in Diamond Bar, CA, are Management Occupations (3,230 people), Sales & Related Occupations (2,792 people), and Office & Administrative Support Occupations (2,725 people). This chart illustrates the share breakdown of the primary jobs held by residents of Diamond Bar, CA.

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Unemployment Insurance Claims

Data is only available at the state level. Showing data for California.

This chart shows weekly unemployment insurance claims in California (not-seasonally adjusted) compared with the four states with the most similar impact.

The most recent data point uses Advance State Claims data, which can be revised in subsequent weeks.

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Industries

Employment by Industries

26k
2024 Value
± 1,312
−2.33%
1 Year decline
± 7.05%

From 2023 to 2024, employment in Diamond Bar, CA declined at a rate of −2.33%, from 26.6k employees to 26k employees.

The most common employment sectors for those who live in Diamond Bar, CA, are Health Care & Social Assistance (3,751 people), Professional, Scientific, & Technical Services (2,958 people), and Retail Trade (2,647 people). This chart shows the share breakdown of the primary industries for residents of Diamond Bar, CA, though some of these residents may live in Diamond Bar, CA and work somewhere else. Census data is tagged to a residential address, not a work address.

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Median Earnings by Industry

$63,589
Median earning men ± $5,800
$51,621
Median earning women ± $4,910

The industries with the best median earnings for men in 2024 are Public Administration ($107,367), Agriculture, Forestry, Fishing & Hunting, & Mining ($102,763), and Finance & Insurance, & Real Estate & Rental & Leasing ($83,333).

The industries with the best median earnings for women in 2024 are Finance & Insurance, & Real Estate & Rental & Leasing ($82,230), Construction ($77,689), and Manufacturing ($72,583).

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Employment by Industry Sector

Data is only available at the state level. Showing data for California.
Y-Axis
2.57%
Year-over-year growth
Employment change between February 2022 and February 2023

As of February 2023, there are 17.9M people employed in California. This represents a 2.57% increase in employment when compared to February 2022.

Right after the beginning of the COVID-19 pandemic, during April 2020, a general dip can be seen across industry sectors, resulting in an overall decline in employment by 14%.

The following chart shows monthly employment numbers for each industry sector in California.

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Civics

In the 2024 presidential election, the popular vote in California went to Kamala Harris with 58.5% of the vote. The runner-up was Donald J. Trump (38.3%), followed by Robert Kennedy (1.25%).

Alex Padilla and Adam Schiff are the senators currently representing the state of California. In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

California is currently represented by 52 members in the U.S. house, and members of the House of Representives are elected to 2-year terms.

Presidential Elections

Voting results are not available for Diamond Bar, CA. Showing the available data for California.
2024 Election Results
  1. Kamala Harris (58.5%)
    Democratic Party
  2. Donald J. Trump (38.3%)
    Republican Party
  3. Robert Kennedy (1.25%)
    Independent Party

In the 2024 presidential election, the popular vote in California went to Kamala Harris with 58.5% of the vote. The runner-up was Donald J. Trump (38.3%), followed by Robert Kennedy (1.25%).

The following chart shows the popular vote results in California for each registered party from 1976 to 2024.

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Senator Elections

US Senators from California

Senatorial voting results are only available at the state level. Showing data for California.
Alex Padilla
Senator from California3
Assumed office on January 20, 2021
Appointed to the seat following the resignation of Kamala Harris, who had become Vice President of the United States.
Adam Schiff
Senator from California1
Assumed office on December 8, 2024
Elected to the seat to succeed Laphonza Butler, who had been appointed to the seat following the death of Dianne Feinstein.

Alex Padilla and Adam Schiff are the senators currently representing California.

In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

The following chart shows elected senators in California over time, excluding special elections, colored by their political party.

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Housing & Living

The median property value in Diamond Bar, CA was $902,200 in 2024, which is 2.71 times larger than the national average of $332,700. Between 2023 and 2024 the median property value increased from $867,000 to $902,200, a 4.06% increase. The homeownership rate in Diamond Bar, CA is 77.3%, which is higher than the national average of 65.2%.

People in Diamond Bar, CA have an average commute time of 33.3 minutes, and they drove alone to work. Car ownership in Diamond Bar, CA is approximately the same as the national average, with an average of 2 cars per household.

Housing

Property

$902,200
Median Property Value 2024
±$17,619
$13,917
Median Property Taxes
±$745

The following chart display owner-occupied housing units distributed between a series of property tax buckets compared to the national averages for each bucket. In Diamond Bar, CA the largest share of households pay taxes in the $3k+ range.

The chart underneath the paragraph shows the property taxes in Diamond Bar, CA compared to it's parent and neighbor geographies.

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Rent vs Own

77.3%
Homeownership
2024
65.9%
Homeowners with Mortgage
2024

In 2024, 77.3% of the housing units in Diamond Bar, CA were occupied by their owner. This percentage declined from the previous year's rate of 77.4%.

This chart shows the percentage of owner in Diamond Bar, CA compared it's parent and neighboring geographies.

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Equity

Household Income

Please note that the buckets used in this visualization were not evenly distributed by ACS when publishing the data.
$108,281
Median Household Income
± $6,624
18k
Number of Households
± 977

In 2024, the median household income of the 18k households in Diamond Bar, CA grew to $108,281 from the previous year's value of $106,602.

The following chart displays the households in Diamond Bar, CA distributed between a series of income buckets compared to the national averages for each bucket. The largest share of households have an income in the $200k+ range.

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Wage Distribution

The closest comparable wage GINI for Diamond Bar, CA is from California.
0.495
2023 Wage GINI in California
0.498
2022 Wage GINI in California

In 2023, the income inequality in California was 0.495 according to the GINI calculation of the wage distribution. Income inequality had a 0.573% decline from 2022 to 2023, which means that wage distribution grew somewhat more even. The GINI for California was higher than than the national average of 0.476. In other words, wages are distributed less evenly in California in comparison to the national average.

This chart shows the number of workers in California across various wage buckets compared to the national average.

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Transportation

Commuter Transportation

Most Common Commute in 2024
  1. Drove Alone (69.9%)
  2. Worked At Home (18.4%)
  3. Carpooled (9.35%)

In 2024, 69.9% of workers in Diamond Bar, CA drove alone to work, followed by those who worked at home (18.4%) and those who carpooled to work (9.35%).

The following chart shows the number of households using each mode of transportation over time, using a logarithmic scale on the y-axis to help better show variations in the smaller means of commuting.

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Commute Time

33.3 minutes
Average Travel Time

Using averages, employees in Diamond Bar, CA have a longer commute time (33.3 minutes) than the normal US worker (26.4 minutes). Additionally, 2.98% of the workforce in Diamond Bar, CA have "super commutes" in excess of 90 minutes.

The chart below shows how the median household income in Diamond Bar, CA compares to that of it's neighboring and parent geographies.

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Car Ownership

2 cars
Average Number

The following chart displays the households in Diamond Bar, CA distributed between a series of car ownership buckets compared to the national averages for each bucket. The largest share of households in Diamond Bar, CA have 2 cars.

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Poverty

Poverty & Diversity

10% of the population for whom poverty status is determined in Diamond Bar, CA (5.34k out of 53.2k people) live below the poverty line, a number that is lower than the national average of 12.5%. The largest demographic living in poverty are Females 45 - 54, followed by Females 65 - 74 and then Females 55 - 64.

The most common racial or ethnic group living below the poverty line in Diamond Bar, CA is Asian, followed by Hispanic and White.

The Census Bureau uses a set of money income thresholds that vary by family size and composition to determine who classifies as impoverished. If a family's total income is less than the family's threshold than that family and every individual in it is considered to be living in poverty.

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Health

96.6% of the population of Diamond Bar, CA has health coverage, with 45.6% on employee plans, 17.5% on Medicaid, 14.7% on Medicare, 18.6% on non-group plans, and 0.242% on military or VA plans.

Primary care physicians in California see 1,233 patients per year on average, which represents a 0% change from the previous year (1,233 patients). Compare this to dentists who see 1076 patients per year, and mental health providers who see 213 patients per year.

By gender, of the total number of insured persons, 47.5% were men and 52.5% were women.

Coverage

Health Care Diversity

In 2024, insured persons according to age ranges were distributed in 19.8% under 18 years, 17.9% between 18 and 34 years, 41.3% between 35 and 64 years, and 21% over 64 years.

By gender, of the total number of insured persons, 47.5% were men and 52.5% were women.

The following chart shows the number of people with health coverage by gender.

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Uninsured People

3.38%
Uninsured
45.6%
Employer Coverage
17.5%
Medicaid
14.7%
Medicare
18.6%
Non-Group
0.242%
Military or VA

Between 2023 and 2024, the percent of uninsured citizens in Diamond Bar, CA declined by 8.86% from 3.71% to 3.38%.

The following chart shows how the percent of uninsured individuals in Diamond Bar, CA changed over time compared with the percent of individuals enrolled in various types of health insurance.

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