Demographics · IN
Indianapolis, IN demographics: 895,436 residents, with a median age of 34.3 years, from the U.S. Census Bureau's American Community Survey 2020–2024 (5-year estimates).
895,436 people live in Indianapolis, at a median age of 34.3 years (American Community Survey 2020–2024, a 5-year average)
Median age 34.3 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 Indianapolis, the largest race group is White (51.5%); 13.8% of residents are Hispanic or Latino (of any race); 12.6% were born outside the United States.
ACS 2020–2024 · B01001 / B01002
The median age in Indianapolis is 34.3 years (±0.2), younger than the U.S. median of 38.9 years. The population is 48.6% male and 51.4% female. The largest age band is 5 to 17 at 17.9%.
| Age band | People | Share | ± margin |
|---|---|---|---|
| Under 5 | 62,292 | 7.0% | ±935 |
| 5 to 17 | 160,056 | 17.9% | ±2,951 |
| 18 to 24 | 84,945 | 9.5% | ±1,957 |
| 25 to 34 | 150,222 | 16.8% | ±1,082 |
| 35 to 44 | 119,622 | 13.4% | ±2,412 |
| 45 to 54 | 100,042 | 11.2% | ±732 |
| 55 to 64 | 100,631 | 11.2% | ±2,272 |
| 65 to 74 | 74,196 | 8.3% | ±1,768 |
| 75 and over | 43,430 | 4.9% | ±1,444 |
Median age by sex: 33.3 (male) · 35.2 (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 Indianapolis is White at 51.5% of the population. Separately, 13.8% 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 | 461,057 | 51.5% | ±2,960 |
| Black or African American alone | 247,913 | 27.7% | ±3,353 |
| American Indian & Alaska Native alone | 5,082 | 0.6% | ±1,132 |
| Asian alone | 37,516 | 4.2% | ±1,377 |
| Native Hawaiian & Pacific Islander alone | 163 | 0.0% | ±57 |
| Some other race alone | 57,231 | 6.4% | ±3,525 |
| Two or more races | 86,474 | 9.7% | ±4,187 |
| Hispanic or Latino (of any race) | 123,378 | 13.8% | ±1,563 |
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
Indianapolis has 367,227 households. 55.9% are family households and 35.5% are people living alone. The average household holds 2.40 people.
Total households
367,227
ACS 2020–2024 5-yr · B11001
Avg household size
2.40
ACS 2020–2024 5-yr · B25010 · ±0.01
Family households
55.9%
Share of all households · B11001
Living alone
35.5%
Share of all households · B11001
| Household type | Households | ± margin |
|---|---|---|
| Total households | 367,227 | ±1,933 |
| Family households | 205,453 | ±2,902 |
| Nonfamily households | 161,774 | ±2,720 |
| Householder living alone | 130,515 | ±2,790 |
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
12.6% of Indianapolis residents were born outside the United States. 81.8% of residents age 5 and over speak only English at home. The most-spoken non-English language at home is Spanish (10.8%).
| Measure | Value | Source / grain |
|---|---|---|
| Foreign-born share | 12.6% | 112,827 people · B05002 |
| Speak only English at home (age 5+) | 81.8% | C16001 |
| Top non-English language at home | 10.8% | Spanish · 90,087 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
34.9% of adults age 25 and over in Indianapolis 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+) | 34.9% | 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 Indianapolis is 1836000. 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/.