Lake County Demographics

A map of Lake County's Population by Race

Lake County, Indiana had a population of 498,700 in 2020. It was 50.4% White, 24.3% Black, 1.5% Asian, 20.0% Hispanic, 0.5% Native American/Other, and 3.4% Multiracial. This map presents the population of Lake County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Lake County is the 2nd most populous county of the 92 counties in Indiana.

Lake County's White Population

251,106 residents of Lake County identify as White, or 50.4%. This makes the White share of the population of Lake County considerably less than the White share of the population of Indiana (75.5% White). Of the 92 counties in Indiana, Lake County is ranked #92 in terms of White residents as a share of the population.

Lake County is more White than neighboring Cook County (40.5% White). Lake County is less White than neighboring Porter County (79.1% White), Newton County (87.2% White), Jasper County (88.4% White), and Kankakee County (68.5% White).

Lake County's Black Population

121,048 residents of Lake County identify as Black, or 24.3%. This makes the Black share of the population of Lake County larger than the Black share of the population of Indiana (9.4% Black). Of the 92 counties in Indiana, Lake County is ranked #2 in terms of Black residents as a share of the population.

Lake County is more Black than neighboring Porter County (4.2% Black), Cook County (22.5% Black), Newton County (0.3% Black), Jasper County (0.4% Black), and Kankakee County (14.3% Black).

Lake County's Asian Population

7,334 residents of Lake County identify as Asian, or 1.5%. This makes the Asian share of the population of Lake County roughly similar to the Asian share of the population of Indiana (2.5% Asian). Of the 92 counties in Indiana, Lake County is ranked #15 in terms of Asian residents as a share of the population.

Lake County is more Asian than neighboring Porter County (1.3% Asian), Newton County (0.2% Asian), Jasper County (0.3% Asian), and Kankakee County (1% Asian). Lake County is less Asian than neighboring Cook County (7.7% Asian).

Lake County's Hispanic Population

99,927 residents of Lake County identify as Hispanic, or 20.0%. This makes the Hispanic share of the population of Lake County slightly larger than the Hispanic share of the population of Indiana (8.2% Hispanic). Of the 92 counties in Indiana, Lake County is ranked #1 in terms of Hispanic residents as a share of the population.

Lake County is more Hispanic than neighboring Porter County (10.9% Hispanic), Newton County (7.5% Hispanic), Jasper County (7.1% Hispanic), and Kankakee County (11.6% Hispanic). Lake County is less Hispanic than neighboring Cook County (26.2% Hispanic).

Lake County's Native American/Other Population

2,468 residents of Lake County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.5%. This makes the Native American/Other share of the population of Lake County roughly similar to the Native American/Other share of the population of Indiana (0.6% Native American/Other). Of the 92 counties in Indiana, Lake County is ranked #41 in terms of Native American/Other residents as a share of the population.

Lake County is more Native American/Other than neighboring Newton County (0.4% Native American/Other), and Jasper County (0.3% Native American/Other).

Lake County's Multiracial Population

16,817 residents of Lake County identify as Multiracial, or 3.4%. This makes the Multiracial share of the population of Lake County roughly similar to the Multiracial share of the population of Indiana (3.9% Multiracial). Of the 92 counties in Indiana, Lake County is ranked #38 in terms of Multiracial residents as a share of the population.

Lake County is more Multiracial than neighboring Cook County (2.6% Multiracial). Lake County is less Multiracial than neighboring Porter County (4% Multiracial), Newton County (4.3% Multiracial), Jasper County (3.5% Multiracial), and Kankakee County (4% Multiracial).

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