City in Winnebago County, Illinois · 6.1 sq mi · 1,301 people per sq mi
About 8,000 people live in South Beloit. The typical household earns $78,616, and the median resident is 36 years old.
2026 projection
From 7,975 in 2020
Poverty rate 7.99%
Men 35.6 · Women 36.2
1920–2026
7,993
2026 projection
0.2% 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.
1920–2026
7,993
2026 projection
0.2% 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 | 7,993 | -3 | 0.04% |
|---|---|---|---|
| 2025 | 7,996 | +31 | 0.39% |
| 2024 | 7,965 | +45 | 0.57% |
| 2023 | 7,920 | +16 | 0.20% |
| 2022 | 7,904 | -41 | 0.52% |
| 2021 | 7,945 | -30 | 0.38% |
| 2020 | 7,975 | +396 | 5.22% |
| 2019 | 7,579 | -33 | 0.43% |
| 2018 | 7,612 | -15 | 0.20% |
| 2017 | 7,627 | -31 | 0.40% |
Showing 10 of 26 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 79 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 13 residents
49% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 49% | 51% | 47% |
| Never married | 33% | 40% | 27% |
| Divorced | 11% | 8% | 13% |
| Widowed | 5% | 1% | 9% |
| Separated | 2% | 0% | 4% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau