Rossmoor, California Demographics & Population 2026
During the 2020–2024 ACS period, Rossmoor, California had a total population of 11,532, the 457th largest community in California, with a median household income of $211,597, which is 113% 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 113% above the state average — one of the wealthiest communities in California.
- An exceptionally low poverty rate of 4.2% — among the lowest in California.
Rossmoor Quick Facts
How Rossmoor 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 | 11,895 | 11,532 | -3.1% |
| Median household income | $200,833 | $211,597 | +5.4% |
| Median home value | $1,234,700 | $1,406,900 | +13.9% |
How Rossmoor 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+)
Rossmoor Rankings in California
Explore California Rankings
Other Cities in Orange County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Anaheim | 344,521 | $95,227 | 12.4% | $831,200 |
| Santa Ana | 312,534 | $93,999 | 10.8% | $713,000 |
| Irvine | 311,690 | $136,719 | 10.8% | $1,191,500 |
| Huntington Beach | 195,240 | $120,919 | 7.8% | $1,100,000 |
| Garden Grove | 170,964 | $92,174 | 12.3% | $814,100 |
| Fullerton | 140,968 | $104,286 | 12.3% | $902,600 |
| Orange | 138,266 | $117,113 | 9.5% | $945,800 |
| Costa Mesa | 110,330 | $111,505 | 9.1% | $1,115,100 |
| Mission Viejo | 92,151 | $136,123 | 5.6% | $1,009,600 |
| Westminster | 89,860 | $85,541 | 14.4% | $858,300 |
Cities Similar to Rossmoor
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| San Marino | 12,216 | $214,167 | $2,000,000+ | 82.6% | 6.7% |
| Rancho Mission Viejo | 11,971 | $192,813 | $1,110,100 | 62.9% | 2.7% |
| Tamalpais-Homestead Valley | 12,085 | $243,227 | $1,863,900 | 79.8% | 3.3% |
| Hillsborough | 11,099 | $250,000+ | $2,000,000+ | 83.8% | 5.0% |
| Piedmont | 10,945 | $250,000+ | $2,000,000+ | 88.4% | 4.3% |
Population Overview
Rossmoor is a small city located in California, within Orange County. The total population is 11,532. It ranks as the 457th most populous out of 1,570 Census-designated places in California.
Age Demographics
The median age in Rossmoor is 47.5 years. This is 25% higher than the state median of 37.9 years. 10.7% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Rossmoor is $211,597. This is 113% higher than the state median of $99,122. It is also 162% 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 3.6%. This is 46% lower than the state rate of 6.6%. The median home value is $1,406,900. Housing costs are 91% higher than the state median of $734,700. The home-value-to-income ratio of 6.6x suggests that housing affordability is a significant concern for many residents. 89.8% of occupied housing units are owner-occupied. This homeownership rate is 61% higher than the state average of 55.9%.
Race & Ethnicity
The largest racial or ethnic group in Rossmoor is White (non-Hispanic), making up 66.4% of the population. Hispanic or Latino residents account for 14.6%. The White (non-Hispanic) population is significantly higher than the state average (66.4% vs 33.8%). The Hispanic or Latino population (14.6%) is well below the state average of 40.2%.
Education
62.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 68% 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 97.7%. Notably, 25.1% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Rossmoor, 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 Rossmoor, California?
Rossmoor, California has a population of 11,532 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Rossmoor, CA?
The median household income in Rossmoor is $211,597, which is 162% higher than the national median of $80,734.
What is the poverty rate in Rossmoor, CA?
The poverty rate in Rossmoor is 4.2%. This means approximately 487 residents live below the federal poverty line.
What is the racial makeup of Rossmoor, California?
Rossmoor's population is 66.4% White, 2.7% Black, 14.6% Hispanic/Latino, and 9.8% Asian.
What is the median home value in Rossmoor, CA?
The median home value in Rossmoor is $1,406,900. The home-value-to-income ratio is 6.6x.
How educated is Rossmoor, California?
62.3% of adults (25+) in Rossmoor hold a bachelor's degree or higher, and 25.1% hold a graduate or professional degree.