Village in St. Clair County, Illinois · 3.5 sq mi · 1,118 people per sq mi
About 3,900 people live in Millstadt. The typical household earns $90,901, and the median resident is 47.1 years old.
2026 projection
From 4,083 in 2020
Poverty rate 7.44%
Men 46.9 · Women 48.3
1880–2026
3,921
2026 projection
4% 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.
1880–2026
3,921
2026 projection
4% 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 | 3,921 | -29 | 0.73% |
|---|---|---|---|
| 2025 | 3,950 | -20 | 0.50% |
| 2024 | 3,970 | -7 | 0.18% |
| 2023 | 3,977 | -23 | 0.58% |
| 2022 | 4,000 | -43 | 1.06% |
| 2021 | 4,043 | -40 | 0.98% |
| 2020 | 4,083 | +228 | 5.91% |
| 2019 | 3,855 | -28 | 0.72% |
| 2018 | 3,883 | -13 | 0.33% |
| 2017 | 3,896 | -11 | 0.28% |
Showing 10 of 30 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 40 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
56% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 56% | 60% | 53% |
| Never married | 26% | 29% | 24% |
| Divorced | 12% | 10% | 13% |
| Widowed | 6% | <1% | 10% |
| Separated | 0% | 0% | 0% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau