City in St. Louis County, Missouri · 4.3 sq mi · 2,106 people per sq mi
About 9,100 people live in Des Peres. The typical household earns $224,327, and the median resident is 42.8 years old.
2026 projection
From 9,129 in 2020
Poverty rate 1.97%
Men 42.7 · Women 43
1940–2026
9,096
2026 projection
0.4% 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.
1940–2026
9,096
2026 projection
0.4% 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 | 9,096 | -6 | 0.07% |
|---|---|---|---|
| 2025 | 9,102 | -4 | 0.04% |
| 2024 | 9,106 | +37 | 0.41% |
| 2023 | 9,069 | -11 | 0.12% |
| 2022 | 9,080 | -39 | 0.43% |
| 2021 | 9,119 | -10 | 0.11% |
| 2020 | 9,129 | +400 | 4.58% |
| 2019 | 8,729 | +55 | 0.63% |
| 2018 | 8,674 | +71 | 0.83% |
| 2017 | 8,603 | +41 | 0.48% |
Showing 10 of 24 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 92 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 51 residents
75% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 75% | 81% | 70% |
| Never married | 14% | 12% | 16% |
| Divorced | 7% | 5% | 9% |
| Widowed | 4% | 2% | 6% |
| Separated | <1% | 0% | <1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau