Lamar Population

2010–2026

861

2026 projection

0.1% since 2020 (decrease)

02004006008001K201020122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Lamar. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026861-10.12%
2025862+70.82%
2024855+101.18%
2023845-40.47%
2022849-101.16%
2021859-30.35%
2020862-40.46%
2019866-60.69%
2018872-101.13%
2017882-161.78%

Showing 10 of 17 years.

The 2020 row compares the April 1 Census count with the July 1, 2019 estimate (about nine months). Its Growth and Annual change therefore do not represent a full year.

Growth since 2020, compared

Lamar is growing faster than Darlington County, and slower than South Carolina and the U.S.

  • South Carolina+8.5%
  • United States+3.1%
  • Lamar+0.7%
  • Darlington County+0.1%

Change from July 1, 2020 to July 1, 2025 population estimates—not annualized growth or site projections.

Source: U.S. Census Bureau. U.S. totals are summed from the 50 states and D.C.; unavailable comparisons are omitted.

Lamar Demographics

32.7median age

Median age

Female35.1 yrs
Male29.6 yrs

Adults

767
169 seniors (65+) · 22% of adults598 other adults

Sex

Female 59.6% · 713Male 40.4% · 483

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 12 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Lamar Income

$38,864median household income

Median household income

$38,864

Half of households earn more, half earn less

Median earnings

$52,794

Typical yearly pay for a worker 25 or older.

Poverty rate

40.6%

About 1 in 2 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Lamar Marital Status

41% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married41%50%36%
Never married42%41%43%
Divorced5%1%7%
Widowed7%6%8%
Separated5%2%7%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201