City in Jefferson County, Missouri · 3.8 sq mi · 909 people per sq mi
About 3,500 people live in Hillsboro. The typical household earns $77,500, and the median resident is 30.8 years old.
2026 projection
From 3,490 in 2020
Poverty rate 11.72%
Men 32.3 · Women 29.3
1890–2026
3,493
2026 projection
0.1% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
1890–2026
3,493
2026 projection
0.1% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 3,493 | 0 | 0.00% |
|---|---|---|---|
| 2025 | 3,493 | +1 | 0.03% |
| 2024 | 3,492 | -13 | 0.37% |
| 2023 | 3,505 | +9 | 0.26% |
| 2022 | 3,496 | +1 | 0.03% |
| 2021 | 3,495 | +5 | 0.14% |
| 2020 | 3,490 | +193 | 5.85% |
| 2019 | 3,297 | +52 | 1.60% |
| 2018 | 3,245 | +53 | 1.66% |
| 2017 | 3,192 | +49 | 1.56% |
Showing 10 of 29 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 35 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 9 residents
41% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 41% | 42% | 40% |
| Never married | 38% | 43% | 33% |
| Divorced | 14% | 12% | 16% |
| Widowed | 5% | 2% | 7% |
| Separated | 2% | <1% | 3% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau