Village in DeKalb County, Illinois · 2.5 sq mi · 705 people per sq mi
About 1,800 people live in Somonauk. The typical household earns $84,583, and the median resident is 45.6 years old.
2026 projection
From 1,791 in 2020
Poverty rate 3.89%
Men 45.3 · Women 47.1
2010–2026
1,762
2026 projection
1.6% since 2020 (decrease)
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.
2010–2026
1,762
2026 projection
1.6% since 2020 (decrease)
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 | 1,762 | -8 | 0.45% |
|---|---|---|---|
| 2025 | 1,770 | +8 | 0.45% |
| 2024 | 1,762 | -4 | 0.23% |
| 2023 | 1,766 | -11 | 0.62% |
| 2022 | 1,777 | -13 | 0.73% |
| 2021 | 1,790 | -1 | 0.06% |
| 2020 | 1,791 | -84 | 4.48% |
| 2019 | 1,875 | +5 | 0.27% |
| 2018 | 1,870 | -2 | 0.11% |
| 2017 | 1,872 | +2 | 0.11% |
Showing 10 of 17 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 16 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 26 residents
59% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 59% | 66% | 53% |
| Never married | 24% | 28% | 21% |
| Divorced | 9% | 4% | 14% |
| Widowed | 7% | 2% | 11% |
| Separated | <1% | 0% | 2% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau