City in Jefferson County, Wisconsin · 5.8 sq mi · 1,340 people per sq mi
About 7,800 people live in Jefferson. The typical household earns $79,006, and the median resident is 42 years old.
2026 projection
From 7,783 in 2020
Poverty rate 11.21%
Men 39.3 · Women 43.6
1850–2026
7,816
2026 projection
0.4% 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.
1850–2026
7,816
2026 projection
0.4% 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 | 7,816 | +2 | 0.03% |
|---|---|---|---|
| 2025 | 7,814 | +21 | 0.27% |
| 2024 | 7,793 | +40 | 0.52% |
| 2023 | 7,753 | +68 | 0.88% |
| 2022 | 7,685 | -31 | 0.40% |
| 2021 | 7,716 | -67 | 0.86% |
| 2020 | 7,783 | -210 | 2.63% |
| 2019 | 7,993 | -49 | 0.61% |
| 2018 | 8,042 | +37 | 0.46% |
| 2017 | 8,005 | -13 | 0.16% |
Showing 10 of 33 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 77 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% | 41% | 41% |
| Never married | 32% | 40% | 25% |
| Divorced | 19% | 15% | 23% |
| Widowed | 6% | 3% | 10% |
| Separated | 2% | <1% | 2% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau