Demographics · CA
Irvine, CA demographics: 311,690 residents, with a median age of 34.0 years, from the U.S. Census Bureau's American Community Survey 2020–2024 (5-year estimates).
311,690 people live in Irvine, at a median age of 34.0 years (American Community Survey 2020–2024, a 5-year average)
Median age 34.0 years — younger than the U.S. median of 38.9.
ACS 2020–2024 5-year · ACS 5-Year Estimates 2020-2024 (released 2026-01-29)
In Irvine, the largest race group is Asian (44.8%); 11.4% of residents are Hispanic or Latino (of any race); 39.8% were born outside the United States.
ACS 2020–2024 · B01001 / B01002
The median age in Irvine is 34.0 years (±0.5), younger than the U.S. median of 38.9 years. The population is 48.8% male and 51.2% female. The largest age band is 25 to 34 at 16.8%.
| Age band | People | Share | ± margin |
|---|---|---|---|
| Under 5 | 19,141 | 6.1% | ±1,426 |
| 5 to 17 | 48,423 | 15.5% | ±1,990 |
| 18 to 24 | 41,179 | 13.2% | ±1,992 |
| 25 to 34 | 52,324 | 16.8% | ±2,285 |
| 35 to 44 | 45,879 | 14.7% | ±1,955 |
| 45 to 54 | 41,148 | 13.2% | ±1,715 |
| 55 to 64 | 29,997 | 9.6% | ±1,327 |
| 65 to 74 | 19,450 | 6.2% | ±1,096 |
| 75 and over | 14,149 | 4.5% | ±936 |
Median age by sex: 33.6 (male) · 34.5 (female).
Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B01001 sex by age, B01002 median age) · place-grain · margins of error at the 90% confidence level · methodology →
ACS 2020–2024 · B02001 / B03003
The largest race group in Irvine is Asian at 44.8% of the population. Separately, 11.4% of residents are Hispanic or Latino of any race. Race and Hispanic origin are two different questions on the census form, so their shares are reported separately and are not additive.
| Race (alone, or two or more) | People | Share | ± margin |
|---|---|---|---|
| White alone | 114,244 | 36.7% | ±4,334 |
| Black or African American alone | 6,213 | 2.0% | ±992 |
| American Indian & Alaska Native alone | 1,064 | 0.3% | ±362 |
| Asian alone | 139,639 | 44.8% | ±3,708 |
| Native Hawaiian & Pacific Islander alone | 1,330 | 0.4% | ±575 |
| Some other race alone | 12,483 | 4.0% | ±1,578 |
| Two or more races | 36,717 | 11.8% | ±3,264 |
| Hispanic or Latino (of any race) | 35,637 | 11.4% | ±3,136 |
Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B02001 race, B03003 Hispanic or Latino origin) · place-grain · margins of error at the 90% confidence level · methodology →
ACS 2020–2024 · B11001 / B25010
Irvine has 112,091 households. 65.0% are family households and 22.9% are people living alone. The average household holds 2.65 people.
Total households
112,091
ACS 2020–2024 5-yr · B11001
Avg household size
2.65
ACS 2020–2024 5-yr · B25010 · ±0.04
Family households
65.0%
Share of all households · B11001
Living alone
22.9%
Share of all households · B11001
| Household type | Households | ± margin |
|---|---|---|
| Total households | 112,091 | ±1,501 |
| Family households | 72,833 | ±1,524 |
| Nonfamily households | 39,258 | ±1,846 |
| Householder living alone | 25,643 | ±1,554 |
Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B11001 household type, B25010 average household size) · place-grain · methodology →
ACS 2020–2024 · B05002 / C16001
39.8% of Irvine residents were born outside the United States. 48.4% of residents age 5 and over speak only English at home. The most-spoken non-English language at home is Chinese (incl. Mandarin, Cantonese) (14.5%).
| Measure | Value | Source / grain |
|---|---|---|
| Foreign-born share | 39.8% | 124,113 people · B05002 |
| Speak only English at home (age 5+) | 48.4% | C16001 |
| Top non-English language at home | 14.5% | Chinese (incl. Mandarin, Cantonese) · 42,538 speakers · C16001 |
Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B05002 place of birth, C16001 language spoken at home) · place-grain · methodology →
ACS 2020–2024 · B15003
70.6% of adults age 25 and over in Irvine hold a bachelor's degree or higher (the U.S. share is about 35%).
| Measure | Value | Source / grain |
|---|---|---|
| Bachelor's degree or higher (age 25+) | 70.6% | B15003 lines 22–25 over line 1 · place-grain |
Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B15003 educational attainment, population 25+) · place-grain · methodology →
Sources · provenance
The GEOID for Irvine is 0636770. Every figure on this page is a place-grain American Community Survey 5-Year 2020–2024 estimate (ACS 5-Year Estimates 2020-2024 (released 2026-01-29)) shown with its margin of error. Full per-dataset detail: /sources/.