Demographics & People
121,127 people call Hartford home, in 49,028 households. Population grew 1.0% from 119,970 (2022) to 121,127 (2024). Median age 33.1 years. (8.1y younger than Connecticut). Children under 18 are 23% of the population. Population is 44% Hispanic or Latino and 34% Black. The community is highly diverse (Simpson index 0.67). 54% of households are family-led.
- 2.5 people per household (vs Connecticut avg 2.5).
- 46% non-family households (singles, roommates) (vs Connecticut 39%).
- 54 dependents per 100 working-age (youth + seniors / 18-64) (vs Connecticut 63).
Population & Trend
Population grew 1.0% from 119,970 (2022) to 121,127 (2024) — about 1.6× the recent U.S. annual rate of ~0.6%/yr. Estimated 2026 population: ~122,292 (extrapolated at 0.5%/yr trend). Census Bureau Vintage estimate: 123,852.
| Census data vintage | 2024 |
|---|---|
| County Population | 899,498 people |
| Annual growth rate · Population change | 96.0% |
| Annual growth rate · Population (2022) | 119,970 |
| Annual growth rate · Population (2024) | 121,127 |
| Annual growth rate · Population growing | Yes |
| Annual growth rate · Trend category | stable |
| Population | 121,127 people (vs Connecticut 55,351) |
| Population Estimate | 123,852 |
Sources: U.S. Census Bureau, ACS 5-Year · U.S. Census Bureau, ACS 5-Year DP05 · U.S. Census Bureau, Vintage Population Estimates · Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 33.1y is 5.8 years younger than the U.S. median (38.9y). Children under 18 make up 23% — near the U.S. share of ~22%.
| Age Summary · Median age | 33.1 years (vs Connecticut 38.5y) |
|---|---|
| Age Summary · Children Pct | 22.7% |
| Age Summary · Character | young professional |
| Age Summary · Total Pop | 121,127 |
| Age Summary · Under 18 | 27,547 |
| Age Summary · 18 To 34 | 36,455 |
| Age Summary · 35 To 64 | 42,352 |
| Age Summary · 65 Plus | 14,773 |
| Median age | 33.1 years (vs Connecticut 38.5y) |
Sources: Census ACS 5-Year 2024 — place-level B01001 query · Census ACS 5-Year 2023 · Refreshed 2026-04-29
Race, Ethnicity & Diversity
Of 121,127 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.67 (0 = single group, 1 = perfectly even distribution); this is read as highly diverse.
| Diversity Index · Diversity index (Simpson) | 66.6% |
|---|---|
| Diversity Index · Diversity label | highly diverse |
| Diversity Index · Groups counted | 4 |
| Diversity Index · Largest group share | 40.8% |
| Asian population | 2.4% (vs Connecticut 4.3%) |
| Black population | 33.8% (vs Connecticut 11.3%) |
| Hispanic or Latino population | 44.5% (vs Connecticut 27.4%) |
| White (non-Hispanic) population | 15.1% (vs Connecticut 49.4%) |
Sources: U.S. Census Bureau, ACS 5-Year DP05 · Census ACS 5-Year 2023 · Refreshed 2026-04-12
Ancestry
Self-reported ancestry from Census ACS — what residents report as their ethnic origin, separate from race. Counts can exceed population because people can list multiple ancestries.
Top (1)
Sources: Census ACS 2022 B04006+B03001+B02001
Households & Family Composition
49,028 households. Averaging 2.3 people each — smaller than the U.S. average of 2.5. 54% are family households — below the U.S. share of ~65%. Of 26,291 families, 18% are married couples with children.
| Family households | 26,634 households (vs Connecticut 13,612) |
|---|---|
| Households that are families | 54.3% (vs Connecticut 60.8%) |
| Total households | 49,028 households (vs Connecticut 21,702) |
Sources: Census ACS 5-Year 2023 · Refreshed 2026-04-12