City in St. Louis County, Missouri · 3.6 sq mi · 3,392 people per sq mi
12,165 people live in Crestwood. The typical household earns $107,169, and the median resident is 42.4 years old.
2026 projection
From 12,404 in 2020
Poverty rate 5.54%
Men 42.1 · Women 43
1950–2026
12,165
2026 projection
1.9% since 2020 (decrease)
Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
1950–2026
12,165
2026 projection
1.9% since 2020 (decrease)
Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 12,165 | -42 | 0.34% |
|---|---|---|---|
| 2025 | 12,207 | -23 | 0.19% |
| 2024 | 12,230 | +20 | 0.16% |
| 2023 | 12,210 | -28 | 0.23% |
| 2022 | 12,238 | -102 | 0.83% |
| 2021 | 12,340 | -64 | 0.52% |
| 2020 | 12,404 | +34 | 0.27% |
| 2019 | 12,370 | +51 | 0.41% |
| 2018 | 12,319 | +45 | 0.37% |
| 2017 | 12,274 | +38 | 0.31% |
Showing 10 of 23 years.
The 2020 row compares the April 1 Census count with the July 1, 2019 estimate (about nine months). Its Growth and Annual change therefore do not represent a full year.
Crestwood has a population change lower than St. Louis County, Missouri, and the U.S.
Change from July 1, 2020 to July 1, 2025 population estimates—not annualized growth or site projections.
Source: U.S. Census Bureau. U.S. totals are summed from the 50 states and D.C.; unavailable comparisons are omitted.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 123 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 18 residents
64% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 64% | 67% | 61% |
| Never married | 21% | 22% | 20% |
| Divorced | 9% | 9% | 9% |
| Widowed | 4% | 1% | 7% |
| Separated | 3% | 2% | 3% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
14 sources