Lamar County Demographics

A map of Lamar County's Population by Race

Lamar County, Texas has an estimated population of 50,669, a slight increase from the 50,088 recorded in the 2020 Census. The population is 71.3% White, 12.0% Black, 9.6% Hispanic, 5.0% Multiracial, 1.2% Native American/Other, and 0.9% Asian. This demographic dot map shows the population of Lamar County, with one dot drawn for each person counted by the Census, color-coded by race.

Lamar has become slightly less racially diverse since the 2020 Census. It is considerably less diverse than Texas overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Lamar County, that probability was 47.5% in 2020 and 46.5% in the most recent ACS estimates.

Lamar County is ranked the 72nd most populous county in Texas, out of 254 counties. Lamar County was ranked the 68th most populous county in the 2020 Census.

Lamar County's White Population

36,121 residents of Lamar County, or 71.3% of the population, identify as White. The share of White residents in Lamar County is significantly higher than in Texas overall, where 39.1% of the population is White. Lamar County ranks 64th statewide in terms of White residents as a share of the population, out of 254 counties.

Since the 2020 Census, Lamar County's White population has grown by an estimated 2.2%. White residents' share of Lamar County's population has increased from 70.6% to 71.3%.

Lamar County is more White than neighboring Choctaw County (57.9% White), and Hopkins County (70.5% White). Lamar County is less White than neighboring Delta County (77.9% White), Red River County (72.8% White), and Fannin County (75.2% White).

Lamar County's Black Population

6,086 residents of Lamar County, or 12.0% of the population, identify as Black. The share of Black residents in Lamar County is comparable to the share in Texas overall, where 11.9% of the population is Black. Lamar County ranks 40th statewide in terms of Black residents as a share of the population, out of 254 counties.

Since the 2020 Census, Lamar County's Black population has declined by an estimated 4.6%. Black residents' share of Lamar County's population has decreased from 12.7% to 12.0%.

Lamar County is more Black than neighboring Delta County (8.1% Black), Choctaw County (9.8% Black), Hopkins County (7% Black), and Fannin County (5.9% Black). Lamar County is less Black than neighboring Red River County (16.3% Black).

Lamar County's Asian Population

470 residents of Lamar County, or 0.9% of the population, identify as Asian. The share of Asian residents in Lamar County is slightly lower than in Texas overall, where 5.5% of the population is Asian. Lamar County ranks 67th statewide in terms of Asian residents as a share of the population, out of 254 counties.

Since the 2020 Census, Lamar County's Asian population has remained roughly the same. Asian residents' share of Lamar County's population has remained roughly unchanged at 0.9%.

Lamar County is more Asian than neighboring Delta County (0.4% Asian), Choctaw County (0.8% Asian), Red River County (0.3% Asian), and Fannin County (0.5% Asian).

Lamar County's Hispanic Population

4,871 residents of Lamar County, or 9.6% of the population, identify as Hispanic. The share of Hispanic residents in Lamar County is significantly lower than in Texas overall, where 39.7% of the population is Hispanic. Lamar County ranks 237th statewide in terms of Hispanic residents as a share of the population, out of 254 counties.

Since the 2020 Census, Lamar County's Hispanic population has grown by an estimated 10.4%. Hispanic residents' share of Lamar County's population has increased from 8.8% to 9.6%.

Lamar County is more Hispanic than neighboring Delta County (9.2% Hispanic), Choctaw County (5.1% Hispanic), and Red River County (7.5% Hispanic). Lamar County is less Hispanic than neighboring Hopkins County (18.7% Hispanic), and Fannin County (13.1% Hispanic).

Lamar County's Native American/Other Population

586 residents of Lamar County, or 1.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Lamar County is comparable to the share in Texas overall, where 0.6% of the population is Native American/Other. Lamar County ranks 7th statewide in terms of Native American/Other residents as a share of the population, out of 254 counties.

Since the 2020 Census, Lamar County's Native American/Other population has declined by an estimated 34.5%. Native American/Other residents' share of Lamar County's population has decreased from 1.8% to 1.2%.

Lamar County is more Native American/Other than neighboring Delta County (0.7% Native American/Other), and Hopkins County (0.9% Native American/Other). Lamar County is less Native American/Other than neighboring Choctaw County (15.4% Native American/Other).

Lamar County's Multiracial Population

2,535 residents of Lamar County, or 5.0% of the population, identify as Multiracial. The share of Multiracial residents in Lamar County is comparable to the share in Texas overall, where 3.1% of the population is Multiracial. Lamar County ranks 8th statewide in terms of Multiracial residents as a share of the population, out of 254 counties.

Since the 2020 Census, Lamar County's Multiracial population has declined by an estimated 1.6%. Multiracial residents' share of Lamar County's population has remained roughly unchanged at 5.0%.

Lamar County is more Multiracial than neighboring Delta County (3.7% Multiracial), Hopkins County (2.1% Multiracial), Red River County (1.8% Multiracial), and Fannin County (4.1% Multiracial). Lamar County is less Multiracial than neighboring Choctaw County (11.1% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.