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Lamar, MO
City in Barton County, Missouri.
Population
4,284
Land area
5.2sq mi
People per sq mi
822
ZIP codes
0
Lamar and its ZIP codes
Lamar at a glance
- Lamar is about 9.1 times as dense as Missouri as a whole.
- It is the 170th most populous of 1,062 cities and towns in Missouri.
- Households here earn a median of $36,705 a year, 48% less than the Missouri figure of $70,702.
- A typical owner-occupied home is valued at $117,200 (49% below Missouri) and median rent is $832 a month.
Local data for Lamar, MO
Counts from official public data
Housing and community stats
Lamar, MO, American Community Survey 2020-2024
Median household income
$36,705
Poverty rate
32.6%
Median home value
$117,200
Median rent
$832/mo
Homeownership
51.6%
Bachelor's or higher
18.7%
Median age
39.3
Average commute
21.9 min
Largest reported origins and ancestries: German Americans (1,305), Irish Americans (520), Scottish Americans (138).
Economy and federal money
Jobs, pay, income and spending are for Barton County. PPP loans are for Lamar.
Unemployment rate
3.6%
Aug 2026, -1.0 pts in a year
Average annual pay
$45,491
3,502 jobs, 2025
Income per person
$47,739
BEA, 2024
Federal spending
$90.09M
FY 2026, $7,742 per person
How people get to work
Lamar, MO, workers 16 and older. American Community Survey 5-year estimates
- Drove alone90.2%
- Carpooled6.8%
- Public transit0.0%
- Walked1.0%
- Bicycle0.0%
- Taxi, ride-hailing, motorcycle or other0.0%
- Worked from home2.1%
Average one-way commute: 21.9 minutes for people who do not work from home.
Environment and hazard risk
Lamar, MO, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: drought
Storm events since 1996
633
Countywide, mostly hail
Flood insurance policies
20
0.3% of homes, county
July high / Jan low
88° / 22°F
48.9 inches of rain a year
Hazards, floods and storm historyCheck a flood zone1 historic places
Health statistics
Share of adults in Lamar, MO, CDC PLACES estimates
Obesity
42.2%
U.S. 33.3% +8.9 pts
Diabetes
15.7%
U.S. 12.1% +3.6 pts
Smoking
23.0%
U.S. 12.8% +10.2 pts
Uninsured (18-64)
11.3%
U.S. 11.1% about the same
Cities near Lamar
| Name | Distance | Land area (sq mi) |
|---|---|---|
| Lamar HeightsCity | 1.4 mi | 0.8 |
| IrwinCensus-designated place | 6.6 mi | 0.3 |
| IanthaCensus-designated place | 7.3 mi | 0.3 |
| MilfordVillage | 8.9 mi | 0 |
| JasperCity | 11 mi | 1.1 |
| SheldonCity | 11 mi | 0.5 |
| Golden CityCity | 12 mi | 1 |
| LiberalCity | 14 mi | 0.8 |
| Jerico SpringsVillage | 17 mi | 0.7 |
| CarytownCity | 17 mi | 14.4 |
| BronaughCity | 17 mi | 0.3 |
| MindenminesCity | 18 mi | 3.6 |
| MiloVillage | 18 mi | 0.1 |
| LockwoodCity | 19 mi | 1 |
| Neck CityCity | 19 mi | 0.4 |
| BurgessCensus-designated place | 19 mi | 0.1 |
Frequently asked questions
- What county is Lamar, MO in?
- Lamar is in Barton County, Missouri.
- What is the population of Lamar, MO?
- About 4,284 people live in Lamar, based on American Community Survey 5-year estimates.
- What cities are near Lamar?
- Nearby places include Lamar Heights (1.4 mi), Irwin (6.6 mi), Iantha (7.3 mi), Milford (8.9 mi), Jasper (11 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023