Brentwood, California Demographics & Population 2026
Demographic data: ACS 2020–2024 five-year estimates. Sources and methodology
During the 2020–2024 ACS period, Brentwood, California had a total population of 65,208, the 140th largest city in California, with a median household income of $142,494, which is 44% higher than the state average. The poverty rate is 8.3%.
Key Takeaways
- Household income is 44% above the state average — one of the wealthiest communities in California.
- One of the most racially diverse communities in California (diversity index: 72/100).
Brentwood Quick Facts
How Brentwood Changed
Change from the non-overlapping 2015–2019 ACS period to 2020–2024. Earlier dollar figures are adjusted to 2024 dollars; changes marked “no clear change” are within the combined 90% margins of error.
| Metric | 2015–2019 | 2020–2024 | Change |
|---|---|---|---|
| Population | 61,961 | 65,208 | +5.2% |
| Median household income | $134,140 | $142,494 | No clear change (+6.2%) |
| Median home value¹ | $714,426 | $836,600 | +17.1% |
| Median gross rent | $2,653 | $2,758 | No clear change (+3.9%) |
How Brentwood Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
- White: 42.2%
- Black: 7.7%
- Hispanic: 27.1%
- Asian: 15.3%
- Other: 1.1%
Diversity Index
This community is exceptionally diverse, with no single racial or ethnic group dominating the population.
State average: 70 | National average: 61
Education
Educational Attainment (Adults 25+)
- < High School: 8.3%
- HS Diploma: 20.0%
- Some College: 22.8%
- Associate's: 9.7%
- Bachelor's: 26.4%
- Graduate+: 12.9%
Brentwood Rankings in California
Explore California Rankings
Other Cities in Contra Costa County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Concord | 124,035 | $108,709 | 8.2% | $797,600 |
| Antioch | 116,477 | $97,465 | 11.4% | $629,700 |
| Richmond | 115,505 | $95,391 | 13.6% | $668,200 |
| San Ramon | 85,993 | $196,161 | 4.4% | $1,509,500 |
| Pittsburg | 76,257 | $99,861 | 11.2% | $597,900 |
| Walnut Creek | 70,088 | $130,432 | 6.4% | $1,057,300 |
| Oakley | 45,183 | $137,677 | 6.1% | $660,200 |
| Danville | 43,401 | $232,216 | 3.8% | $1,681,700 |
| Martinez | 36,903 | $127,355 | 6.3% | $859,800 |
| Pleasant Hill | 34,235 | $145,029 | 7.3% | $1,077,100 |
Cities Similar to Brentwood
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Castro Valley | 65,001 | $142,779 | $1,104,600 | 44.5% | 6.7% |
| Laguna Niguel | 64,139 | $140,452 | $1,190,900 | 59.8% | 6.4% |
| South San Francisco | 64,305 | $136,578 | $1,188,800 | 40.8% | 6.7% |
| San Clemente | 63,273 | $140,062 | $1,398,400 | 53.8% | 5.8% |
| Union City | 67,464 | $133,715 | $1,104,900 | 45.1% | 7.2% |
Population Overview
Brentwood is a mid-sized community located in California, within Contra Costa County. The total population is 65,208. It ranks as the 140th most populous out of 1,570 Census-designated places in California.
Age Demographics
The median age in Brentwood is 40.2 years. This is 6% higher than the state median of 37.9 years.
Economy, Income & Housing
The median household income in Brentwood is $142,494. This is 44% higher than the state median of $99,122. It is also 76% higher than the national median of $80,734. The poverty rate stands at 8.3%. This is 30% lower than the state poverty rate of 12.0%. The unemployment rate is 5.8%. This is 13% lower than the state rate of 6.6%. The median home value is $836,600. Housing costs are 14% higher than the state median of $734,700. The home-value-to-income ratio is 5.9x. 82.2% of occupied housing units are owner-occupied. This homeownership rate is 47% higher than the state average of 55.9%.
Race & Ethnicity
Brentwood is a highly diverse community where no single racial or ethnic group constitutes a majority of the population. Hispanic or Latino residents account for 27.1%.
Education
39.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 6% higher than the state rate of 37.1%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 91.7%.
Data Sources & Methodology
All demographic data for Brentwood, California is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against California state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,570 Census-designated places in California. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Brentwood, California?
Brentwood, California has a population of 65,208 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Brentwood, CA?
The median household income in Brentwood is $142,494, which is 76% higher than the national median of $80,734.
What is the poverty rate in Brentwood, CA?
The poverty rate in Brentwood is 8.3%. This means approximately 5,435 residents live below the federal poverty line.
What is the racial makeup of Brentwood, California?
Brentwood's population is 42.2% White, 7.7% Black, 27.1% Hispanic/Latino, and 15.3% Asian.
What is the median home value in Brentwood, CA?
The median home value in Brentwood is $836,600. The home-value-to-income ratio is 5.9x.
How educated is Brentwood, California?
39.3% of adults (25+) in Brentwood hold a bachelor's degree or higher, and 12.9% hold a graduate or professional degree.