Knox County Demographics

A map of Knox County's Population by Race

Knox County, Tennessee had a population of 478,971 in 2020. It was 78.0% White, 8.3% Black, 2.5% Asian, 6.0% Hispanic, 0.7% Native American/Other, and 4.5% Multiracial. This map presents the population of Knox County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Knox County is the 3rd most populous county of the 95 counties in Tennessee.

Knox County's White Population

373,790 residents of Knox County identify as White, or 78.0%. This makes the White share of the population of Knox County slightly larger than the White share of the population of Tennessee (70.9% White). Of the 95 counties in Tennessee, Knox County is ranked #76 in terms of White residents as a share of the population.

Knox County is less White than neighboring Anderson County (85.6% White), Blount County (87.2% White), Union County (94.1% White), Loudon County (84.6% White), and Campbell County (94.5% White).

Knox County's Black Population

39,853 residents of Knox County identify as Black, or 8.3%. This makes the Black share of the population of Knox County slightly less than the Black share of the population of Tennessee (15.7% Black). Of the 95 counties in Tennessee, Knox County is ranked #22 in terms of Black residents as a share of the population.

Knox County is more Black than neighboring Anderson County (3.7% Black), Blount County (2.6% Black), Union County (0.3% Black), Loudon County (1.1% Black), and Campbell County (0.3% Black).

Knox County's Asian Population

11,881 residents of Knox County identify as Asian, or 2.5%. This makes the Asian share of the population of Knox County roughly similar to the Asian share of the population of Tennessee (1.9% Asian). Of the 95 counties in Tennessee, Knox County is ranked #5 in terms of Asian residents as a share of the population.

Knox County is more Asian than neighboring Anderson County (1.3% Asian), Blount County (0.9% Asian), Union County (0.2% Asian), Loudon County (0.8% Asian), and Campbell County (0.2% Asian).

Knox County's Hispanic Population

28,568 residents of Knox County identify as Hispanic, or 6.0%. This makes the Hispanic share of the population of Knox County roughly similar to the Hispanic share of the population of Tennessee (6.9% Hispanic). Of the 95 counties in Tennessee, Knox County is ranked #21 in terms of Hispanic residents as a share of the population.

Knox County is more Hispanic than neighboring Anderson County (3.7% Hispanic), Blount County (4.2% Hispanic), Union County (2% Hispanic), and Campbell County (1.3% Hispanic). Knox County is less Hispanic than neighboring Loudon County (9.8% Hispanic).

Knox County's Native American/Other Population

3,155 residents of Knox County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.7%. This makes the Native American/Other share of the population of Knox County roughly similar to the Native American/Other share of the population of Tennessee (0.6% Native American/Other). Of the 95 counties in Tennessee, Knox County is ranked #17 in terms of Native American/Other residents as a share of the population.

Knox County is more Native American/Other than neighboring Blount County (0.6% Native American/Other), Union County (0.4% Native American/Other), Loudon County (0.5% Native American/Other), and Campbell County (0.4% Native American/Other).

Knox County's Multiracial Population

21,724 residents of Knox County identify as Multiracial, or 4.5%. This makes the Multiracial share of the population of Knox County roughly similar to the Multiracial share of the population of Tennessee (3.9% Multiracial). Of the 95 counties in Tennessee, Knox County is ranked #11 in terms of Multiracial residents as a share of the population.

Knox County is more Multiracial than neighboring Blount County (4.4% Multiracial), Union County (3% Multiracial), Loudon County (3.3% Multiracial), and Campbell County (3.3% Multiracial). Knox County is less Multiracial than neighboring Anderson County (5.1% Multiracial).

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