Demographics of Lamar County, Georgia

Lamar County, Georgia had 20,941 people on July 1, 2025, by the Census Bureau’s estimate: +2,386 since July 2020. Age, income, poverty, housing and origin below come from the American Community Survey, averaged over 2020–2024, each with its margin of error.

Lamar County, in four figures

20,941
Population: July 1, 2025, Vintage 2025 estimate.; +12.9%
Change since July 2020: +2,386 people.; 39.2 ±1.4
Median age: ACS 2020–⁠2024.; $67,062 ±$7,932
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. Each year's change is births less deaths, net moves from abroad and net moves from elsewhere in the country, with the Bureau's small residual. The 2020 row's components run 3 months, from the April census to July 1.

Lamar County, Georgia's population grew 12.9% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Lamar County, Georgia's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

U.S. Census Bureau — Census Bureau population estimates — counties and Puerto Rico municipios, with components of change

About this chart

The figures

Lamar County, Georgia's population grew 12.9% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Lamar County, Georgia's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	18,555	100.0	100.0
2021	18,700	100.8	100.2
2022	19,465	104.9	100.7
2023	20,377	109.8	101.6
2024	20,639	111.2	102.5
2025	20,941	112.9	103.1

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Population of Lamar County, Georgia on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	18,555	+50	−19	0	+71
2021	18,700	+145	−68	+2	+197
2022	19,465	+765	−77	+6	+783
2023	20,377	+912	−32	+12	+906
2024	20,639	+262	−17	+13	+264
2025	20,941	+302	−21	+7	+316

Age, 2020–2024

The median age is 39.2 ±1.4: for men 37.0 ±3.4 and for women 39.7 ±0.8. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Lamar County by age, ACS 2020–2024
Age	People	Share	Georgia	United States
Under 5	1,035 ±127	5.3% ±0.6	5.8% ±<0.1	5.6% ±<0.1
5 to 17	2,965 ±322	15.1% ±1.6	17.4% ±0.1	16.3% ±<0.1
18 to 24	2,198 ±391	11.2% ±2.0	9.5% ±0.1	9.1% ±<0.1
25 to 44	4,908 ±500	25.1% ±2.6	27.2% ±0.1	26.9% ±<0.1
45 to 64	5,009 ±404	25.6% ±2.1	25.1% ±0.1	24.8% ±<0.1
65 and over	3,456 ±381	17.7% ±1.9	15.0% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $67,062 ±$7,932, and income per person $33,296 ±$2,200, in 2024 dollars. The median is $77,353 ±$407 in Georgia and $80,734 ±$166 in the United States.

Households by income

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Households in Lamar County by income, ACS 2020–2024
Household income	Households	Share	Georgia	United States
Under $25,000	1,109 ±278	15.5% ±3.9	15.4% ±0.2	14.6% ±<0.1
$25,000 to $49,999	963 ±235	13.5% ±3.3	17.5% ±0.2	16.7% ±<0.1
$50,000 to $74,999	1,847 ±372	25.9% ±5.2	15.9% ±0.2	15.5% ±<0.1
$75,000 to $99,999	919 ±185	12.9% ±2.6	13.0% ±0.2	12.6% ±<0.1
$100,000 to $149,999	1,321 ±290	18.5% ±4.0	17.3% ±0.2	17.5% ±<0.1
$150,000 to $199,999	497 ±184	7.0% ±2.6	9.2% ±0.1	9.6% ±<0.1
$200,000 or more	477 ±165	6.7% ±2.3	11.9% ±0.1	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Lamar County by age, ACS 2020–2024
Age	Below poverty	Rate	Georgia	United States
All ages	1,782 ±515	9.6% ±2.8	13.4% ±0.2	12.5% ±0.1
Under 18	323 ±149	8.1% ±3.6	18.3% ±0.3	16.1% ±0.1
18 to 59	740 ±259	7.5% ±2.6	12.1% ±0.2	11.6% ±0.1
60 and over	719 ±243	15.4% ±5.0	11.5% ±0.2	11.0% ±<0.1

Housing, 2020–2024

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Housing in Lamar County, ACS 2020–2024
Measure	Lamar County	Georgia	United States
Housing units	7,866 ±22	4,541,835 ±1,384	143,775,355 ±10,234
Occupied	90.7% ±2.7	89.7% ±0.2	89.9% ±0.1
Vacant	9.3% ±2.7	10.3% ±0.2	10.1% ±0.1
Owner occupied	75.7% ±3.3	65.7% ±0.4	65.2% ±0.3
Renter occupied	24.3% ±3.9	34.3% ±0.2	34.8% ±0.1
Median home value	$216,500 ±$27,177	$303,300 ±$1,171	$332,700 ±$236
Median gross rent	$878 ±$93	$1,393 ±$6	$1,413 ±$2
Median year built	1988 ±5	1992 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Lamar County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Georgia	United States
Hispanic or Latino	661 ±0	3.4% ±<0.1	11.0% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	13,002 ±33	66.4% ±0.2	49.1% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	5,304 ±195	27.1% ±1.0	30.7% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	140 ±60	0.7% ±0.3	4.5% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 23	0% to 0.1%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 23	0% to 0.1%	0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 16	0% to 0.1%	0.6% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	448 ±206	2.3% ±1.1	3.9% ±0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Lamar County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Georgia	United States
Born in the state	15,143 ±493	77.4% ±2.5	53.4% ±0.2	57.3% ±<0.1
Born in another state	3,877 ±521	19.8% ±2.7	33.8% ±0.2	26.9% ±<0.1
Born a citizen outside the states	0 to 63	0% to 0.3%	1.6% ±<0.1	1.7% ±<0.1
Born abroad	522 ±204	2.7% ±1.0	11.2% ±0.1	14.1% ±<0.1
Naturalized citizens	155 to 471	0.8% to 2.4%	5.4% ±0.1	7.4% ±<0.1
Not citizens	78 to 340	0.4% to 1.7%	5.8% ±0.1	6.8% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Lamar County among the counties of Georgia

89th of 159 by population, July 2025. Every one is listed on the Georgia page.

Counties of Georgia near Lamar County in population, July 2025
County	July 2025	Change since 2020
McDuffie County	21,640	+0.1%
Long County	21,557	+32.6%
Meriwether County	21,516	+4.4%
Greene County	21,367	+12.3%
Banks County	21,273	+17.3%
Lamar County	20,941	+12.9%
Pike County	20,932	+10.5%
Pierce County	20,764	+5.1%
Mitchell County	20,467	−5.6%
Elbert County	20,072	+2.1%
Worth County	20,059	−3.2%

Elsewhere on the site

Sources

Census Bureau population estimates — counties and Puerto Rico municipios, with components of change — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Data retrieved September 25, 2026