City in Decatur County, Iowa · 0.4 sq mi · 471 people per sq mi
About 180 people live in Decatur. The typical household earns $45,781, and the median resident is 33.5 years old.
2026 projection
From 174 in 2020
Poverty rate 28.42%
Men 40.8 · Women 27
2010–2026
178
2026 projection
2.3% since 2020 (increase)
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
178
2026 projection
2.3% since 2020 (increase)
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 | 178 | 0 | 0.00% |
|---|---|---|---|
| 2025 | 178 | +2 | 1.14% |
| 2024 | 176 | -1 | 0.56% |
| 2023 | 177 | -1 | 0.56% |
| 2022 | 178 | 0 | 0.00% |
| 2021 | 178 | +4 | 2.30% |
| 2020 | 174 | +174 | — |
| 2019 | 0 | 0 | — |
| 2018 | 0 | 0 | — |
| 2017 | 0 | 0 | — |
Showing 10 of 17 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 2 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 4 residents
47% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 47% | 50% | 43% |
| Never married | 38% | 36% | 41% |
| Divorced | 8% | 12% | 5% |
| Widowed | 6% | 3% | 10% |
| Separated | <1% | 0% | 1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau