Town in Johnson County, Indiana · 2.6 sq mi · 664 people per sq mi
1,701 people live in Trafalgar. The typical household earns $77,885, and the median resident is 39.1 years old.
2026 projection
From 1,422 in 2020
Poverty rate 5.12%
Men 38.3 · Women 44.5
2010–2026
1,701
2026 projection
19.6% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
2010–2026
1,701
2026 projection
19.6% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 1,701 | +43 | 2.59% |
|---|---|---|---|
| 2025 | 1,658 | +50 | 3.11% |
| 2024 | 1,608 | +40 | 2.55% |
| 2023 | 1,568 | +53 | 3.50% |
| 2022 | 1,515 | +19 | 1.27% |
| 2021 | 1,496 | +74 | 5.20% |
| 2020 | 1,422 | +67 | 4.94% |
| 2019 | 1,355 | +62 | 4.80% |
| 2018 | 1,293 | +57 | 4.61% |
| 2017 | 1,236 | +52 | 4.39% |
Showing 10 of 17 years.
The 2020 row compares the April 1 Census count with the July 1, 2019 estimate (about nine months). Its Growth and Annual change therefore do not represent a full year.
Trafalgar is growing faster than Johnson County, Indiana, and the U.S.
Change from July 1, 2020 to July 1, 2025 population estimates—not annualized growth or site projections.
Source: U.S. Census Bureau. U.S. totals are summed from the 50 states and D.C.; unavailable comparisons are omitted.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 15 people).
Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002
Half of households earn more, half earn less
Typical yearly pay for a worker 25 or older.
About 1 in 20 residents
59% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 59% | 56% | 63% |
| Never married | 25% | 31% | 18% |
| Divorced | 13% | 13% | 13% |
| Widowed | 2% | <1% | 3% |
| Separated | 1% | 0% | 3% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
14 sources