Longmont, CO Demographics

A map of Longmont's Population by Race

Longmont, Colorado had a population of 98,885 in 2020. It was 65.6% White, 0.9% Black, 3.5% Asian, 24.7% Hispanic, 1.0% Native American/Other, and 4.1% Multiracial. This map presents the population of Longmont, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Of the 482 places in Colorado, Longmont is the 14th most populous. 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).

Longmont's White Population

64,916 residents of Longmont identify as White, or 65.6%. This makes the White share of the population of Longmont roughly similar to the White share of the population of Colorado (65.1% White). Of the 482 places in Colorado, Longmont is ranked #359 in terms of White residents as a share of the population.

Longmont is less White than neighboring Niwot (84.9% White), Leyner (77.5% White), Mead (80.4% White), Gunbarrel (83.8% White), and Erie (78% White).

Longmont's Black Population

900 residents of Longmont identify as Black, or 0.9%. This makes the Black share of the population of Longmont roughly similar to the Black share of the population of Colorado (3.8% Black). Of the 482 places in Colorado, Longmont is ranked #134 in terms of Black residents as a share of the population.

Longmont is more Black than neighboring Niwot (0.8% Black), Mead (0.3% Black), and Erie (0.8% Black). Longmont is less Black than neighboring Leyner (5% Black).

Longmont's Asian Population

3,490 residents of Longmont identify as Asian, or 3.5%. This makes the Asian share of the population of Longmont roughly similar to the Asian share of the population of Colorado (3.4% Asian). Of the 482 places in Colorado, Longmont is ranked #51 in terms of Asian residents as a share of the population.

Longmont is more Asian than neighboring Mead (1.2% Asian), and Gunbarrel (3.2% Asian). Longmont is less Asian than neighboring Niwot (4.2% Asian), Leyner (5% Asian), and Erie (5.4% Asian).

Longmont's Hispanic Population

24,457 residents of Longmont identify as Hispanic, or 24.7%. This makes the Hispanic share of the population of Longmont roughly similar to the Hispanic share of the population of Colorado (21.9% Hispanic). Of the 482 places in Colorado, Longmont is ranked #124 in terms of Hispanic residents as a share of the population.

Longmont is more Hispanic than neighboring Niwot (5.1% Hispanic), Leyner (10% Hispanic), Mead (13.1% Hispanic), Gunbarrel (6.1% Hispanic), and Erie (10.2% Hispanic).

Longmont's Native American/Other Population

1,026 residents of Longmont identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 1.0%. This makes the Native American/Other share of the population of Longmont roughly similar to the Native American/Other share of the population of Colorado (1.3% Native American/Other). Of the 482 places in Colorado, Longmont is ranked #222 in terms of Native American/Other residents as a share of the population.

Longmont is more Native American/Other than neighboring Leyner (0% Native American/Other), Mead (0.9% Native American/Other), Gunbarrel (0.8% Native American/Other), and Erie (0.7% Native American/Other). Longmont is less Native American/Other than neighboring Niwot (1.5% Native American/Other).

Longmont's Multiracial Population

4,096 residents of Longmont identify as Multiracial, or 4.1%. This makes the Multiracial share of the population of Longmont roughly similar to the Multiracial share of the population of Colorado (4.5% Multiracial). Of the 482 places in Colorado, Longmont is ranked #235 in terms of Multiracial residents as a share of the population.

Longmont is more Multiracial than neighboring Niwot (3.5% Multiracial), and Leyner (2.5% Multiracial). Longmont is less Multiracial than neighboring Gunbarrel (5.1% Multiracial), and Erie (4.9% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.