Stevenson Ranch, California Demographics & Population 2026
During the 2020–2024 ACS period, Stevenson Ranch, California had a total population of 20,990, the 343rd largest community in California, with a median household income of $158,434, which is 60% higher than the state average. The poverty rate is 4.2%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 60% above the state average — one of the wealthiest communities in California.
- An exceptionally low poverty rate of 4.2% — among the lowest in California.
- One of the most racially diverse communities in California (diversity index: 71/100).
- Unemployment rate of 9.1% is notably above the national average.
Stevenson Ranch Quick Facts
How Stevenson Ranch 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 | 21,317 | 20,990 | -1.5% |
| Median household income | $146,404 | $158,434 | +8.2% |
| Median home value | $1,033,300 | $1,085,500 | +5.1% |
How Stevenson Ranch 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
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+)
Stevenson Ranch 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 Stevenson Ranch
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Millbrae | 22,689 | $163,476 | $1,934,900 | 52.7% | 6.0% |
| Calabasas | 22,669 | $165,288 | $1,504,500 | 73.3% | 8.8% |
| Agoura Hills | 19,721 | $171,302 | $1,098,000 | 67.5% | 6.6% |
| Granite Bay | 21,673 | $184,606 | $1,135,900 | 63.7% | 5.1% |
| Hermosa Beach | 19,063 | $166,442 | $2,000,000+ | 76.0% | 5.6% |
Population Overview
Stevenson Ranch is a small city located in California, within Los Angeles County. The total population is 20,990. It ranks as the 343rd most populous out of 1,570 Census-designated places in California.
Age Demographics
The median age in Stevenson Ranch is 41.1 years. This is 8% higher than the state median of 37.9 years. With 28.1% of the population under 18, Stevenson Ranch has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The median household income in Stevenson Ranch is $158,434. This is 60% higher than the state median of $99,122. It is also 96% higher than the national median of $80,734. The poverty rate stands at 4.2%. This is 65% lower than the state poverty rate of 12.0%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 9.1%. This is 38% higher than the state rate of 6.6%. The median home value is $1,085,500. Housing costs are 48% higher than the state median of $734,700. The home-value-to-income ratio of 6.9x suggests that housing affordability is a significant concern for many residents. 63.8% of occupied housing units are owner-occupied. This homeownership rate is 14% higher than the state average of 55.9%.
Race & Ethnicity
Stevenson Ranch is a highly diverse community where no single racial or ethnic group constitutes a majority of the population. Asian residents account for 27.1%. The Asian population is significantly higher than the state average (27.1% vs 15.3%).
Education
59.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 59% 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 96.7%. Notably, 22.8% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Stevenson Ranch, 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 Stevenson Ranch, California?
Stevenson Ranch, California has a population of 20,990 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Stevenson Ranch, CA?
The median household income in Stevenson Ranch is $158,434, which is 96% higher than the national median of $80,734.
What is the poverty rate in Stevenson Ranch, CA?
The poverty rate in Stevenson Ranch is 4.2%. This means approximately 884 residents live below the federal poverty line.
What is the racial makeup of Stevenson Ranch, California?
Stevenson Ranch's population is 40.4% White, 3.6% Black, 20.5% Hispanic/Latino, and 27.1% Asian.
What is the median home value in Stevenson Ranch, CA?
The median home value in Stevenson Ranch is $1,085,500. The home-value-to-income ratio is 6.9x.
How educated is Stevenson Ranch, California?
59.1% of adults (25+) in Stevenson Ranch hold a bachelor's degree or higher, and 22.8% hold a graduate or professional degree.