City in Leavenworth County, Kansas · 12.3 sq mi · 922 people per sq mi
About 11,000 people live in Lansing. The typical household earns $102,786, and the median resident is 37.8 years old.
2026 projection
From 11,239 in 2020
Poverty rate 6.29%
Men 37 · Women 39.6
1880–2026
11,338
2026 projection
0.9% 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.
1880–2026
11,338
2026 projection
0.9% 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 | 11,338 | +7 | 0.06% |
|---|---|---|---|
| 2025 | 11,331 | +61 | 0.54% |
| 2024 | 11,270 | +38 | 0.34% |
| 2023 | 11,232 | +49 | 0.44% |
| 2022 | 11,183 | -32 | 0.29% |
| 2021 | 11,215 | -24 | 0.21% |
| 2020 | 11,239 | -728 | 6.08% |
| 2019 | 11,967 | -37 | 0.31% |
| 2018 | 12,004 | +36 | 0.30% |
| 2017 | 11,968 | +66 | 0.55% |
Showing 10 of 24 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 112 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 16 residents
51% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 51% | 46% | 56% |
| Never married | 33% | 40% | 25% |
| Divorced | 9% | 8% | 10% |
| Widowed | 6% | 4% | 7% |
| Separated | 2% | 3% | 2% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau