City in Franklin County, Iowa · 0.6 sq mi · 52 people per sq mi
29 people live in Owasa. The median resident is 67.5 years old.
2026 projection
From 34 in 2020
Poverty rate 4%
Men 69.1 · Women 63.5
2010–2026
29
2026 projection
14.7% 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.
2010–2026
29
2026 projection
14.7% 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 | 29 | -1 | 3.33% |
|---|---|---|---|
| 2025 | 30 | 0 | 0.00% |
| 2024 | 30 | 0 | 0.00% |
| 2023 | 30 | -1 | 3.23% |
| 2022 | 31 | 0 | 0.00% |
| 2021 | 31 | -3 | 8.82% |
| 2020 | 34 | +2 | 6.25% |
| 2019 | 32 | -1 | 3.03% |
| 2018 | 33 | -1 | 2.94% |
| 2017 | 34 | -2 | 5.56% |
Showing 10 of 17 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.
Owasa has a population change lower than Franklin County, Iowa, 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 0.25 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
67% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 67% | 82% | 54% |
| Never married | 8% | 0% | 15% |
| Divorced | 8% | 18% | 0% |
| Widowed | 13% | 0% | 23% |
| Separated | 4% | 0% | 8% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
11 sources