City in Harper County, Kansas · 1.6 sq mi · 791 people per sq mi
1,284 people live in Harper. The typical household earns $54,250, and the median resident is 37.6 years old.
2026 projection
From 1,313 in 2020
Poverty rate 19.15%
Men 37.2 · Women 43
2010–2026
1,284
2026 projection
2.2% 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
1,284
2026 projection
2.2% 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 | 1,284 | -3 | 0.23% |
|---|---|---|---|
| 2025 | 1,287 | -7 | 0.54% |
| 2024 | 1,294 | +7 | 0.54% |
| 2023 | 1,287 | +4 | 0.31% |
| 2022 | 1,283 | +5 | 0.39% |
| 2021 | 1,278 | -35 | 2.67% |
| 2020 | 1,313 | -19 | 1.43% |
| 2019 | 1,332 | -12 | 0.89% |
| 2018 | 1,344 | -18 | 1.32% |
| 2017 | 1,362 | -20 | 1.45% |
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.
Harper has a population change higher than Harper County, and lower than Kansas 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 11 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 5 residents
45% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 45% | 45% | 45% |
| Never married | 29% | 40% | 18% |
| Divorced | 16% | 8% | 24% |
| Widowed | 9% | 6% | 12% |
| Separated | <1% | <1% | <1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
14 sources