City in Dickinson County, Iowa · 0.4 sq mi · 284 people per sq mi
122 people live in Superior. The typical household earns $75,625, and the median resident is 48.1 years old.
2026 projection
From 132 in 2020
Poverty rate 3.67%
Men 48.7 · Women 47.6
2010–2026
122
2026 projection
7.6% 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
122
2026 projection
7.6% 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 | 122 | -2 | 1.61% |
|---|---|---|---|
| 2025 | 124 | -3 | 2.36% |
| 2024 | 127 | 0 | 0.00% |
| 2023 | 127 | -3 | 2.31% |
| 2022 | 130 | -5 | 3.70% |
| 2021 | 135 | +3 | 2.27% |
| 2020 | 132 | +4 | 3.13% |
| 2019 | 128 | +1 | 0.79% |
| 2018 | 127 | -2 | 1.55% |
| 2017 | 129 | -2 | 1.53% |
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.
Superior has a population change lower than Dickinson 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 1 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 27 residents
65% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 65% | 60% | 70% |
| Never married | 21% | 24% | 17% |
| Divorced | 8% | 11% | 4% |
| Widowed | 7% | 4% | 9% |
| Separated | 0% | 0% | 0% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
14 sources