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Lamar County

county

Lamar County, Mississippi

Overview
Classification
County
FIPS Code
28073
Country
United States
County
Lamar County
Geography
Region
Southeastern Mississippi
Elevation
307 ft
Total Area
500 sq mi
Land Area
497 sq mi
Water Area
3.4 sq mi
Latitude
31.21
Longitude
-89.51
Climate
Humid subtropical climate with hot, humid summers and mild winters. Abundant rainfall throughout the year.
Notable Features
Wolf River
Neighboring Areas
Covington County · Forrest County · Pearl River County · Marion County · Jefferson Davis County
Demographics
Population (2020)
64,222
Est. Population (2025)
67,265
Median Age
37.5
Median Income
$69,106
Poverty Rate
11.1%
Family Households
71.9%
Owner-Occupied
68.1%
Racial & Ethnic Composition
71.4% White, 21.6% Black or African American, 3.6% Hispanic or Latino
Education
Schools
18
Students
10,700
Student-Teacher Ratio
14:1
School Districts
Lamar County School District
Colleges & Universities
Institute of Health & Technology
History
Founded
1904
Named After
Lucius Quintus Cincinnatus Lamar
Historical Significance
Formed from Marion and Pearl River counties, named after a prominent politician.
Key Events
1908 tornado in Purvis · Underground nuclear detonations at Tatum Salt Dome in 1964 and 1966