Lamar, MO Demographics

A map of Lamar's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	3,947	3,763	92.1%	88.2%
Multiracial	226	269	5.3%	6.3%
Hispanic	49	144	1.1%	3.4%
Native American/Other	35	53	0.8%	1.2%
Black	27	16	0.6%	0.4%
Asian	0	21	0.0%	0.5%

Lamar, Missouri has an estimated population of 4,284, a less than 1% change from the 4,266 recorded in the 2020 Census. The population is 92.1% White, 5.3% Multiracial, 1.1% Hispanic, 0.8% Native American/Other, 0.6% Black, and 0.0% Asian. This demographic dot map shows the population of Lamar, with one dot drawn for each person counted by the Census, color-coded by race.

Lamar has become considerably less racially diverse since the 2020 Census. It is considerably less diverse than Missouri overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Lamar, that probability was 21.7% in 2020 and 14.8% in the most recent ACS estimates.

Lamar is ranked the 170th most populous place in Missouri, out of 1,082 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Lamar was ranked the 169th most populous place in the 2020 Census.

Lamar's White Population

3,947 residents of Lamar, or 92.1% of the population, identify as White. The share of White residents in Lamar is significantly higher than in Missouri overall, where 76.3% of the population is White. Lamar ranks 642nd statewide in terms of White residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Lamar's White population has grown by an estimated 4.9%. White residents' share of Lamar's population has increased from 88.2% to 92.1%.

Lamar is more White than neighboring Lamar Heights (87.4% White), Milford (81.5% White), and Jasper (90.2% White). Lamar is less White than neighboring Irwin (100% White), and Iantha (100% White).

Lamar's Black Population

27 residents of Lamar, or 0.6% of the population, identify as Black. The share of Black residents in Lamar is considerably lower than in Missouri overall, where 10.9% of the population is Black. Lamar ranks 619th statewide in terms of Black residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Lamar's Black population has grown by an estimated 68.8%. Black residents' share of Lamar's population has remained roughly unchanged at 0.6%.

Lamar is more Black than neighboring Lamar Heights (0% Black), Irwin (0% Black), Iantha (0% Black), Milford (0% Black), and Jasper (0% Black).

Lamar's Asian Population

0 residents of Lamar, or 0.0% of the population, identify as Asian. The share of Asian residents in Lamar is slightly lower than in Missouri overall, where 2.1% of the population is Asian. Lamar ranks 378th statewide in terms of Asian residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Lamar's Asian population has declined by an estimated 100.0%. Asian residents' share of Lamar's population has decreased from 0.5% to 0.0%.

Lamar's Hispanic Population

49 residents of Lamar, or 1.1% of the population, identify as Hispanic. The share of Hispanic residents in Lamar is slightly lower than in Missouri overall, where 5.2% of the population is Hispanic. Lamar ranks 325th statewide in terms of Hispanic residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Lamar's Hispanic population has declined by an estimated 66.0%. Hispanic residents' share of Lamar's population has decreased from 3.4% to 1.1%.

Lamar is more Hispanic than neighboring Lamar Heights (0% Hispanic), Irwin (0% Hispanic), Iantha (0% Hispanic), and Milford (0% Hispanic). Lamar is less Hispanic than neighboring Jasper (1.4% Hispanic).

Lamar's Native American/Other Population

35 residents of Lamar, or 0.8% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Lamar is comparable to the share in Missouri overall, where 0.7% of the population is Native American/Other. Lamar ranks 233rd statewide in terms of Native American/Other residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Lamar's Native American/Other population has declined by an estimated 34.0%. Native American/Other residents' share of Lamar's population has remained roughly unchanged at 0.8%.

Lamar is more Native American/Other than neighboring Irwin (0% Native American/Other), Iantha (0% Native American/Other), and Milford (0% Native American/Other). Lamar is less Native American/Other than neighboring Lamar Heights (2.7% Native American/Other), and Jasper (2.6% Native American/Other).

Lamar's Multiracial Population

226 residents of Lamar, or 5.3% of the population, identify as Multiracial. The share of Multiracial residents in Lamar is comparable to the share in Missouri overall, where 4.8% of the population is Multiracial. Lamar ranks 270th statewide in terms of Multiracial residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Lamar's Multiracial population has declined by an estimated 16.0%. Multiracial residents' share of Lamar's population has decreased from 6.3% to 5.3%.

Lamar is more Multiracial than neighboring Irwin (0% Multiracial), and Iantha (0% Multiracial). Lamar is less Multiracial than neighboring Lamar Heights (9.9% Multiracial), Milford (18.5% Multiracial), and Jasper (5.8% 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.