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Lamar County, Georgia facts for kids

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Lamar County
Lamar County courthouse in Barnesville
Lamar County courthouse in Barnesville
Map of Georgia highlighting Lamar County
Location within the U.S. state of Georgia
Map of the United States highlighting Georgia
Georgia's location within the U.S.
Country  United States
State  Georgia
Founded 1920; 102 years ago (1920)
Named for Lucius Quintus Cincinnatus Lamar II
Seat Barnesville
Largest city Barnesville
Area
 • Total 186 sq mi (480 km2)
 • Land 184 sq mi (480 km2)
 • Water 2.3 sq mi (6 km2)  1.3%%
Population
 • Estimate 
(2018)
19,000
 • Density 100/sq mi (40/km2)
Time zone UTC−5 (Eastern)
 • Summer (DST) UTC−4 (EDT)
Congressional district 3rd

Lamar County is a county located in the west central portion of the U.S. state of Georgia. As of the 2010 census, the population was 18,317. The county seat is Barnesville.

Lamar County is included in the Atlanta-Sandy Springs-Roswell, GA Metropolitan Statistical Area.

History

The Georgia General Assembly proposed the constitutional amendment to create the county on August 17, 1920, and the citizens of the state voted in favor of the amendment on November 2, 1920. Land from Pike County and Monroe County was then transferred to create Lamar county. Lamar County was named after Lucius Quintus Cincinnatus Lamar II.

Geography

According to the U.S. Census Bureau, the county has a total area of 186 square miles (480 km2), of which 184 square miles (480 km2) is land and 2.3 square miles (6.0 km2) (1.3%) is water.

The western third of Lamar County, west of a line from Orchard Hill through Milner and Barnesville, is located in the Upper Flint River sub-basin of the ACF River Basin (Apalachicola-Chattahoochee-Flint River Basin). The eastern majority of the county is located in the Upper Ocmulgee River sub-basin of the Altamaha River basin.

Major highways

  • I-75.svg Interstate 75
  • US 41.svg U.S. Route 41
  • US 341.svg U.S. Route 341
  • Georgia 7.svg State Route 7
  • Georgia 18.svg State Route 18
  • Georgia 36.svg State Route 36
  • Georgia 109.svg State Route 109
  • Georgia 401.svg State Route 401 (unsigned designation for I-75)

Adjacent counties

Demographics

Historical population
Census Pop.
1930 9,745
1940 10,091 3.6%
1950 10,242 1.5%
1960 10,240 0.0%
1970 10,688 4.4%
1980 12,215 14.3%
1990 13,038 6.7%
2000 15,912 22.0%
2010 18,317 15.1%
2018 (est.) 19,000 3.7%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2010-2013

2010 census

As of the 2010 United States Census, there were 18,317 people, 6,618 households, and 4,617 families living in the county. The population density was 99.8 inhabitants per square mile (38.5/km2). There were 7,474 housing units at an average density of 40.7 per square mile (15.7/km2). The racial makeup of the county was 66.0% white, 30.8% black or African American, 0.4% Asian, 0.3% American Indian, 0.8% from other races, and 1.7% from two or more races. Those of Hispanic or Latino origin made up 1.9% of the population. In terms of ancestry, 20.0% were American, 11.8% were English, 8.8% were Irish, and 6.0% were German.

Of the 6,618 households, 31.9% had children under the age of 18 living with them, 49.0% were married couples living together, 15.7% had a female householder with no husband present, 30.2% were non-families, and 25.6% of all households were made up of individuals. The average household size was 2.55 and the average family size was 3.04. The median age was 37.7 years.

The median income for a household in the county was $37,536 and the median income for a family was $42,218. Males had a median income of $37,535 versus $30,123 for females. The per capita income for the county was $17,725. About 19.4% of families and 20.4% of the population were below the poverty line, including 23.9% of those under age 18 and 17.4% of those age 65 or over.

2020 census

Lamar County racial composition
Race Num. Perc.
White (non-Hispanic) 12,344 66.72%
Black or African American (non-Hispanic) 4,888 26.42%
Native American 13 0.07%
Asian 102 0.55%
Pacific Islander 4 0.02%
Other/Mixed 674 3.64%
Hispanic or Latino 475 2.57%

As of the 2020 United States census, there were 18,500 people, 6,494 households, and 3,746 families residing in the county.

Communities

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