City in Barton County, Missouri · 5.2 sq mi · 834 people per sq mi
About 4,300 people live in Lamar. The typical household earns $36,705, and the median resident is 39.3 years old.
2026 projection
From 4,264 in 2020
Poverty rate 32.58%
Men 42.3 · Women 38.6
1880–2026
4,349
2026 projection
2% 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
4,349
2026 projection
2% 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 | 4,349 | +12 | 0.28% |
|---|---|---|---|
| 2025 | 4,337 | +22 | 0.51% |
| 2024 | 4,315 | +5 | 0.12% |
| 2023 | 4,310 | +21 | 0.49% |
| 2022 | 4,289 | +6 | 0.14% |
| 2021 | 4,283 | +19 | 0.45% |
| 2020 | 4,264 | -4 | 0.09% |
| 2019 | 4,268 | -27 | 0.63% |
| 2018 | 4,295 | -20 | 0.46% |
| 2017 | 4,315 | -15 | 0.35% |
Showing 10 of 30 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 43 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 3 residents
43% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 43% | 47% | 40% |
| Never married | 31% | 33% | 29% |
| Divorced | 14% | 10% | 18% |
| Widowed | 11% | 10% | 11% |
| Separated | 1% | 0% | 3% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau