City in St. Louis County, Missouri · 5 sq mi · 3,580 people per sq mi
About 18,000 people live in Manchester. The typical household earns $97,801, and the median resident is 38.2 years old.
2026 projection
From 18,321 in 2020
Poverty rate 6.4%
Men 36.9 · Women 38.9
1850–2026
18,013
2026 projection
1.7% 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.
1850–2026
18,013
2026 projection
1.7% 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 | 18,013 | -56 | 0.31% |
|---|---|---|---|
| 2025 | 18,069 | -29 | 0.16% |
| 2024 | 18,098 | +33 | 0.18% |
| 2023 | 18,065 | -35 | 0.19% |
| 2022 | 18,100 | -143 | 0.78% |
| 2021 | 18,243 | -78 | 0.43% |
| 2020 | 18,321 | +223 | 1.23% |
| 2019 | 18,098 | +2 | 0.01% |
| 2018 | 18,096 | -7 | 0.04% |
| 2017 | 18,103 | -19 | 0.10% |
Showing 10 of 24 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 182 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 16 residents
60% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 60% | 60% | 59% |
| Never married | 28% | 34% | 22% |
| Divorced | 7% | 5% | 10% |
| Widowed | 5% | 2% | 8% |
| Separated | <1% | <1% | <1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau