City in Decatur County, Kansas · 1.9 sq mi · 837 people per sq mi
1,599 people live in Oberlin. The typical household earns $52,284, and the median resident is 52.5 years old.
2026 projection
From 1,644 in 2020
Poverty rate 11.49%
Men 47.7 · Women 54.9
2010–2026
1,599
2026 projection
2.7% 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
1,599
2026 projection
2.7% 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 | 1,599 | -7 | 0.44% |
|---|---|---|---|
| 2025 | 1,606 | +4 | 0.25% |
| 2024 | 1,602 | -15 | 0.93% |
| 2023 | 1,617 | +27 | 1.70% |
| 2022 | 1,590 | -43 | 2.63% |
| 2021 | 1,633 | -11 | 0.67% |
| 2020 | 1,644 | -15 | 0.90% |
| 2019 | 1,659 | -18 | 1.07% |
| 2018 | 1,677 | -19 | 1.12% |
| 2017 | 1,696 | +17 | 1.01% |
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.
Oberlin has a population change higher than Decatur 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 17 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 9 residents
49% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 49% | 54% | 43% |
| Never married | 21% | 22% | 19% |
| Divorced | 19% | 14% | 24% |
| Widowed | 11% | 8% | 13% |
| Separated | 1% | 2% | <1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
14 sources