Walnut, California Demographics & Population 2026
During the 2020–2024 ACS period, Walnut, California had a total population of 27,611, the 281st largest city in California, with a median household income of $129,449, which is 31% higher than the state average. The poverty rate is 10.1%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 31% above the state average — one of the wealthiest communities in California.
- Housing affordability is a challenge — homes cost 7.8x the median household income.
Walnut Quick Facts
How Walnut Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 27,857 | 27,611 | -0.9% |
| Median household income | $133,762 | $129,449 | -3.2% |
| Median home value | $972,500 | $1,014,000 | +4.3% |
How Walnut Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
Moderate diversity with one or two groups making up the majority.
State average: 70 | National average: 61
Education
Educational Attainment (Adults 25+)
Walnut Rankings in California
Explore California Rankings
Other Cities in Los Angeles County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Los Angeles | 3,857,263 | $81,939 | 16.6% | $921,200 |
| Long Beach | 455,548 | $87,430 | 14.8% | $806,600 |
| Santa Clarita | 230,221 | $123,062 | 7.4% | $784,700 |
| Glendale | 190,748 | $88,393 | 12.9% | $1,102,300 |
| Lancaster | 169,169 | $81,511 | 15.6% | $446,600 |
| Palmdale | 164,634 | $81,770 | 15.7% | $471,000 |
| Pomona | 147,943 | $79,479 | 14.3% | $593,800 |
| Torrance | 142,130 | $116,217 | 7.8% | $1,074,700 |
| Pasadena | 136,969 | $105,192 | 13.3% | $1,093,300 |
| East Los Angeles | 111,647 | $68,741 | 17.3% | $643,100 |
Cities Similar to Walnut
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Hercules | 26,302 | $129,397 | $769,400 | 46.1% | 5.6% |
| Benicia | 26,749 | $121,204 | $810,000 | 47.6% | 7.6% |
| South Pasadena | 26,068 | $127,175 | $1,640,000 | 73.5% | 4.9% |
| El Cerrito | 25,994 | $127,876 | $1,124,400 | 67.6% | 6.9% |
| Windsor | 26,081 | $133,979 | $801,100 | 36.3% | 5.9% |
Population Overview
Walnut is a mid-sized community located in California, within Los Angeles County. The total population is 27,611. It ranks as the 281st most populous out of 1,570 Census-designated places in California.
Age Demographics
The median age in Walnut is 46.8 years. This is 23% higher than the state median of 37.9 years.
Economy, Income & Housing
The median household income in Walnut is $129,449. This is 31% higher than the state median of $99,122. It is also 60% higher than the national median of $80,734. The poverty rate stands at 10.1%. This is 16% lower than the state poverty rate of 12.0%. The unemployment rate is 3.5%. This is 48% lower than the state rate of 6.6%. The median home value is $1,014,000. Housing costs are 38% higher than the state median of $734,700. The home-value-to-income ratio of 7.8x suggests that housing affordability is a significant concern for many residents. 83.8% of occupied housing units are owner-occupied. This homeownership rate is 50% higher than the state average of 55.9%.
Race & Ethnicity
The largest racial or ethnic group in Walnut is Asian, making up 68.8% of the population. Hispanic or Latino residents account for 17.3%. The White (non-Hispanic) population (9.1%) is well below the state average of 33.8%. The Black or African American population (1.9%) is well below the state average of 5.2%. The Hispanic or Latino population (17.3%) is well below the state average of 40.2%. The Asian population is significantly higher than the state average (68.8% vs 15.3%).
Education
57.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 54% 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 94.5%. Notably, 19.8% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Walnut, 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 Walnut, California?
Walnut, California has a population of 27,611 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Walnut, CA?
The median household income in Walnut is $129,449, which is 60% higher than the national median of $80,734.
What is the poverty rate in Walnut, CA?
The poverty rate in Walnut is 10.1%. This means approximately 2,778 residents live below the federal poverty line.
What is the racial makeup of Walnut, California?
Walnut's population is 9.1% White, 1.9% Black, 17.3% Hispanic/Latino, and 68.8% Asian.
What is the median home value in Walnut, CA?
The median home value in Walnut is $1,014,000. The home-value-to-income ratio is 7.8x.
How educated is Walnut, California?
57.3% of adults (25+) in Walnut hold a bachelor's degree or higher, and 19.8% hold a graduate or professional degree.