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Lamar County, Mississippi facts for kids

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Lamar County
Lamar County Courthouse in Purvis
Lamar County Courthouse in Purvis
Map of Mississippi highlighting Lamar County
Location within the U.S. state of Mississippi
Map of the United States highlighting Mississippi
Mississippi's location within the U.S.
Country  United States
State  Mississippi
Founded 1904
Named for Lucius Quintus Cincinnatus Lamar
Seat Purvis
Largest city Hattiesburg
 • Total 500 sq mi (1,000 km2)
 • Land 497 sq mi (1,290 km2)
 • Water 3.4 sq mi (9 km2)  0.7%%
 • Total 55,658
 • Density 112/sq mi (43/km2)
Time zone UTC−6 (Central)
 • Summer (DST) UTC−5 (CDT)
Congressional district 4th

Lamar County is a county located in the U.S. state of Mississippi. As of the 2010 census, the population was 55,658. Its county seat is Purvis. Named for the post-Civil War Mississippi statesman Lucius Quintus Cincinnatus Lamar, the county was carved out of Marion County to the west in 1904.

Lamar County is part of the Hattiesburg, MS Metropolitan Statistical Area. It is largely a rural county, except for its northeast quarter.


According to the U.S. Census Bureau, the county has a total area of 500 square miles (1,300 km2), of which 497 square miles (1,290 km2) is land and 3.4 square miles (8.8 km2) (0.7%) is water.

Major highways

  • I-59.svg Interstate 59
  • US 11.svg U.S. Highway 11
  • US 98.svg U.S. Highway 98
  • Circle sign 13.svg Mississippi Highway 13
  • Circle sign 42.svg Mississippi Highway 42
  • Circle sign 44.svg Mississippi Highway 44

Adjacent counties


Historical population
Census Pop.
1910 11,741
1920 12,869 9.6%
1930 12,848 −0.2%
1940 12,096 −5.9%
1950 13,225 9.3%
1960 13,675 3.4%
1970 15,209 11.2%
1980 23,821 56.6%
1990 30,424 27.7%
2000 39,070 28.4%
2010 55,658 42.5%
Est. 2015 60,618 8.9%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2010-2013

As of the census of 2000, there were 39,070 people, 14,396 households, and 10,725 families residing in the county. The population density was 79 people per square mile (30/km²). There were 15,433 housing units at an average density of 31 per square mile (12/km²). The racial makeup of the county was 85.34% White, 12.90% Black or African American, 0.17% Native American, 0.65% Asian, 0.01% Pacific Islander, 0.30% from other races, and 0.64% from two or more races. 1.09% of the population were Hispanic or Latino of any race.

Non-white residents of Lamar County are mostly, though not exclusively, found in urban West Hattiesburg.

There were 14,396 households out of which 38.40% had children under the age of 18 living with them, 59.60% were married couples living together, 11.50% had a female householder with no husband present, and 25.50% were non-families. 20.40% of all households were made up of individuals and 7.10% had someone living alone who was 65 years of age or older. The average household size was 2.68 and the average family size was 3.11.

In the county, the population was spread out with 28.00% under the age of 18, 10.90% from 18 to 24, 30.40% from 25 to 44, 21.00% from 45 to 64, and 9.70% who were 65 years of age or older. The median age was 33 years. For every 100 females there were 93.30 males. For every 100 females age 18 and over, there were 90.10 males.

The median income for a household in the county was $37,628, and the median income for a family was $44,611. Males had a median income of $32,791 versus $22,260 for females. The per capita income for the county was $18,849. About 9.70% of families and 13.30% of the population were below the poverty line, including 15.30% of those under age 18 and 17.00% of those age 65 or over.

The wealthiest area of Lamar County is Oak Grove. Some celebrities reside in Oak Grove, like Brett Favre.

Lamar County has the third highest per capita income in the State of Mississippi.




Census-designated places

Other unincorporated communities

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