Village in Sangamon County, Illinois · 0.6 sq mi · 999 people per sq mi
About 610 people live in Thayer. The typical household earns $62,083, and the median resident is 46.4 years old.
2026 projection
From 633 in 2020
Poverty rate 10.46%
Men 48.3 · Women 45.6
2010–2026
610
2026 projection
3.6% 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
610
2026 projection
3.6% 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 | 610 | -5 | 0.81% |
|---|---|---|---|
| 2025 | 615 | -1 | 0.16% |
| 2024 | 616 | -3 | 0.48% |
| 2023 | 619 | -3 | 0.48% |
| 2022 | 622 | -7 | 1.11% |
| 2021 | 629 | -4 | 0.63% |
| 2020 | 633 | -25 | 3.80% |
| 2019 | 658 | -6 | 0.90% |
| 2018 | 664 | -9 | 1.34% |
| 2017 | 673 | -5 | 0.74% |
Showing 10 of 17 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 5 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 10 residents
48% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 48% | 52% | 44% |
| Never married | 25% | 27% | 23% |
| Divorced | 19% | 19% | 18% |
| Widowed | 6% | 2% | 10% |
| Separated | 2% | 0% | 5% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau