Lewiston, ID Demographics

A map of Lewiston's Population by Race

Lewiston, Idaho had a population of 34,203 in 2020. It was 87.5% White, 0.5% Black, 0.9% Asian, 4.1% Hispanic, 2.1% Native American/Other, and 4.9% Multiracial. This map presents the population of Lewiston, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Of the 237 places in Idaho, Lewiston is the 11th 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).

Lewiston's White Population

29,928 residents of Lewiston identify as White, or 87.5%. This makes the White share of the population of Lewiston slightly larger than the White share of the population of Idaho (78.9% White). Of the 237 places in Idaho, Lewiston is ranked #96 in terms of White residents as a share of the population.

Lewiston is more White than neighboring Clarkston (84.9% White), and West Clarkston-Highland (86.7% White). Lewiston is less White than neighboring Asotin (89.3% White), Clarkston Heights-Vineland (89.3% White), and Genesee (90.7% White).

Lewiston's Black Population

166 residents of Lewiston identify as Black, or 0.5%. This makes the Black share of the population of Lewiston roughly similar to the Black share of the population of Idaho (0.8% Black). Of the 237 places in Idaho, Lewiston is ranked #33 in terms of Black residents as a share of the population.

Lewiston is more Black than neighboring Asotin (0% Black), Clarkston Heights-Vineland (0.2% Black), and Genesee (0% Black). Lewiston is less Black than neighboring Clarkston (0.9% Black), and West Clarkston-Highland (0.6% Black).

Lewiston's Asian Population

297 residents of Lewiston identify as Asian, or 0.9%. This makes the Asian share of the population of Lewiston roughly similar to the Asian share of the population of Idaho (1.4% Asian). Of the 237 places in Idaho, Lewiston is ranked #41 in terms of Asian residents as a share of the population.

Lewiston is more Asian than neighboring West Clarkston-Highland (0.8% Asian), Asotin (0.2% Asian), and Genesee (0.2% Asian). Lewiston is less Asian than neighboring Clarkston (1.1% Asian), and Clarkston Heights-Vineland (1.2% Asian).

Lewiston's Hispanic Population

1,403 residents of Lewiston identify as Hispanic, or 4.1%. This makes the Hispanic share of the population of Lewiston slightly less than the Hispanic share of the population of Idaho (13% Hispanic). Of the 237 places in Idaho, Lewiston is ranked #162 in terms of Hispanic residents as a share of the population.

Lewiston is more Hispanic than neighboring Asotin (2.4% Hispanic), Clarkston Heights-Vineland (3.1% Hispanic), and Genesee (3.3% Hispanic). Lewiston is less Hispanic than neighboring Clarkston (5.1% Hispanic), and West Clarkston-Highland (4.8% Hispanic).

Lewiston's Native American/Other Population

719 residents of Lewiston identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 2.1%. This makes the Native American/Other share of the population of Lewiston roughly similar to the Native American/Other share of the population of Idaho (1.7% Native American/Other). Of the 237 places in Idaho, Lewiston is ranked #44 in terms of Native American/Other residents as a share of the population.

Lewiston is more Native American/Other than neighboring West Clarkston-Highland (1.9% Native American/Other), Clarkston Heights-Vineland (1.4% Native American/Other), and Genesee (1.5% Native American/Other). Lewiston is less Native American/Other than neighboring Asotin (2.2% Native American/Other).

Lewiston's Multiracial Population

1,690 residents of Lewiston identify as Multiracial, or 4.9%. This makes the Multiracial share of the population of Lewiston roughly similar to the Multiracial share of the population of Idaho (4.2% Multiracial). Of the 237 places in Idaho, Lewiston is ranked #59 in terms of Multiracial residents as a share of the population.

Lewiston is more Multiracial than neighboring Genesee (4.4% Multiracial). Lewiston is less Multiracial than neighboring Clarkston (6.1% Multiracial), West Clarkston-Highland (5.3% Multiracial), and Asotin (5.9% Multiracial).

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