Le Mars, IA Demographics

A map of Le Mars's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	8,654	8,809	81.3%	83.3%
Hispanic	1,151	1,008	10.8%	9.5%
Black	590	305	5.5%	2.9%
Multiracial	164	244	1.5%	2.3%
Native American/Other	76	120	0.7%	1.1%
Asian	5	85	0.0%	0.8%

Le Mars, Iowa has an estimated population of 10,640, a less than 1% change from the 10,571 recorded in the 2020 Census. The population is 81.3% White, 10.8% Hispanic, 5.5% Black, 1.5% Multiracial, 0.7% Native American/Other, and 0.0% Asian. This demographic dot map shows the population of Le Mars, with one dot drawn for each person counted by the Census, color-coded by race.

Le Mars has become more racially diverse since the 2020 Census. It is slightly more diverse than Iowa overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Le Mars, that probability was 29.5% in 2020 and 32.3% in the most recent ACS estimates.

Le Mars is ranked the 39th most populous place in Iowa, out of 1,026 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). Le Mars was ranked the 37th most populous place in the 2020 Census.

Le Mars's White Population

8,654 residents of Le Mars, or 81.3% of the population, identify as White. The share of White residents in Le Mars is comparable to the share in Iowa overall, where 82.3% of the population is White. Le Mars ranks 927th statewide in terms of White residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Le Mars's White population has declined by an estimated 1.8%. White residents' share of Le Mars's population has decreased from 83.3% to 81.3%.

Le Mars is more White than neighboring Brunsville (74.8% White). Le Mars is less White than neighboring Merrill (97.4% White), Struble (96.1% White), Oyens (93.8% White), and Craig (91.8% White).

Le Mars's Black Population

590 residents of Le Mars, or 5.5% of the population, identify as Black. The share of Black residents in Le Mars is comparable to the share in Iowa overall, where 3.8% of the population is Black. Le Mars ranks 66th statewide in terms of Black residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Le Mars's Black population has grown by an estimated 93.4%. Black residents' share of Le Mars's population has increased from 2.9% to 5.5%.

Le Mars is more Black than neighboring Brunsville (0% Black), Merrill (1.1% Black), Struble (0% Black), Oyens (0% Black), and Craig (0% Black).

Le Mars's Asian Population

5 residents of Le Mars, or 0.0% of the population, identify as Asian. The share of Asian residents in Le Mars is slightly lower than in Iowa overall, where 2.5% of the population is Asian. Le Mars ranks 180th statewide in terms of Asian residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Le Mars's Asian population has declined by an estimated 94.1%. Asian residents' share of Le Mars's population has decreased from 0.8% to 0.0%.

Le Mars is less Asian than neighboring Merrill (0.7% Asian).

Le Mars's Hispanic Population

1,151 residents of Le Mars, or 10.8% of the population, identify as Hispanic. The share of Hispanic residents in Le Mars is slightly higher than in Iowa overall, where 7.3% of the population is Hispanic. Le Mars ranks 92nd statewide in terms of Hispanic residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Le Mars's Hispanic population has grown by an estimated 14.2%. Hispanic residents' share of Le Mars's population has increased from 9.5% to 10.8%.

Le Mars is more Hispanic than neighboring Brunsville (4.8% Hispanic), Merrill (0.4% Hispanic), Struble (0% Hispanic), Oyens (2.5% Hispanic), and Craig (0% Hispanic).

Le Mars's Native American/Other Population

76 residents of Le Mars, or 0.7% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Le Mars is comparable to the share in Iowa overall, where 0.6% of the population is Native American/Other. Le Mars ranks 120th statewide in terms of Native American/Other residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Le Mars's Native American/Other population has declined by an estimated 36.7%. Native American/Other residents' share of Le Mars's population has remained roughly unchanged at 0.7%.

Le Mars is more Native American/Other than neighboring Merrill (0% Native American/Other), Struble (0% Native American/Other), Oyens (0% Native American/Other), and Craig (0% Native American/Other). Le Mars is less Native American/Other than neighboring Brunsville (19.5% Native American/Other).

Le Mars's Multiracial Population

164 residents of Le Mars, or 1.5% of the population, identify as Multiracial. The share of Multiracial residents in Le Mars is comparable to the share in Iowa overall, where 3.5% of the population is Multiracial. Le Mars ranks 618th statewide in terms of Multiracial residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Le Mars's Multiracial population has declined by an estimated 32.8%. Multiracial residents' share of Le Mars's population has decreased from 2.3% to 1.5%.

Le Mars is more Multiracial than neighboring Brunsville (1% Multiracial), and Merrill (0.5% Multiracial). Le Mars is less Multiracial than neighboring Struble (3.9% Multiracial), Oyens (3.7% Multiracial), and Craig (8.2% 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.