Karns, TN Demographics

A map of Karns's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	3,567	3,001	86.7%	84.9%
Multiracial	183	195	4.4%	5.5%
Hispanic	162	131	3.9%	3.7%
Black	120	129	2.9%	3.6%
Asian	50	53	1.2%	1.5%
Native American/Other	33	27	0.8%	0.8%

Karns, Tennessee has an estimated population of 4,115, a large increase from the 3,536 recorded in the 2020 Census. The population is 86.7% White, 4.4% Multiracial, 3.9% Hispanic, 2.9% Black, 1.2% Asian, and 0.8% Native American/Other. This demographic dot map shows the population of Karns, with one dot drawn for each person counted by the Census, color-coded by race.

Karns has become less racially diverse since the 2020 Census. It is considerably less diverse than Tennessee overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Karns, that probability was 27.4% in 2020 and 24.4% in the most recent ACS estimates.

Karns is ranked the 134th most populous place in Tennessee, out of 504 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). Karns was ranked the 144th most populous place in the 2020 Census.

Karns's White Population

3,567 residents of Karns, or 86.7% of the population, identify as White. The share of White residents in Karns is significantly higher than in Tennessee overall, where 71% of the population is White. Karns ranks 341st statewide in terms of White residents as a share of the population, out of 504 places.

Since the 2020 Census, Karns's White population has grown by an estimated 18.9%. White residents' share of Karns's population has increased from 84.9% to 86.7%.

Karns is more White than neighboring Powell (83.9% White), and Knoxville (70.5% White). Karns is less White than neighboring Clinton (89.6% White), Farragut (88.7% White), and Louisville (89.8% White).

Karns's Black Population

120 residents of Karns, or 2.9% of the population, identify as Black. The share of Black residents in Karns is considerably lower than in Tennessee overall, where 15.4% of the population is Black. Karns ranks 188th statewide in terms of Black residents as a share of the population, out of 504 places.

Since the 2020 Census, Karns's Black population has declined by an estimated 7.0%. Black residents' share of Karns's population has decreased from 3.6% to 2.9%.

Karns is more Black than neighboring Powell (1.4% Black), Clinton (1.9% Black), Farragut (1% Black), and Louisville (1.7% Black). Karns is less Black than neighboring Knoxville (15.6% Black).

Karns's Asian Population

50 residents of Karns, or 1.2% of the population, identify as Asian. The share of Asian residents in Karns is comparable to the share in Tennessee overall, where 1.9% of the population is Asian. Karns ranks 62nd statewide in terms of Asian residents as a share of the population, out of 504 places.

Since the 2020 Census, Karns's Asian population has declined by an estimated 5.7%. Asian residents' share of Karns's population has remained roughly unchanged at 1.2%.

Karns is more Asian than neighboring Powell (0.1% Asian), Clinton (0.5% Asian), and Louisville (0.5% Asian). Karns is less Asian than neighboring Farragut (4.5% Asian), and Knoxville (1.6% Asian).

Karns's Hispanic Population

162 residents of Karns, or 3.9% of the population, identify as Hispanic. The share of Hispanic residents in Karns is slightly lower than in Tennessee overall, where 7.4% of the population is Hispanic. Karns ranks 169th statewide in terms of Hispanic residents as a share of the population, out of 504 places.

Since the 2020 Census, Karns's Hispanic population has grown by an estimated 23.7%. Hispanic residents' share of Karns's population has remained roughly unchanged at 3.9%.

Karns is more Hispanic than neighboring Clinton (3% Hispanic), and Farragut (2.4% Hispanic). Karns is less Hispanic than neighboring Powell (10.5% Hispanic), Knoxville (7.7% Hispanic), and Louisville (6.4% Hispanic).

Karns's Native American/Other Population

33 residents of Karns, or 0.8% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Karns is comparable to the share in Tennessee overall, where 0.6% of the population is Native American/Other. Karns ranks 125th statewide in terms of Native American/Other residents as a share of the population, out of 504 places.

Since the 2020 Census, Karns's Native American/Other population has grown by an estimated 22.2%. Native American/Other residents' share of Karns's population has remained roughly unchanged at 0.8%.

Karns is more Native American/Other than neighboring Powell (0.2% Native American/Other), Clinton (0.2% Native American/Other), Farragut (0.5% Native American/Other), Knoxville (0.4% Native American/Other), and Louisville (0% Native American/Other).

Karns's Multiracial Population

183 residents of Karns, or 4.4% of the population, identify as Multiracial. The share of Multiracial residents in Karns is comparable to the share in Tennessee overall, where 3.7% of the population is Multiracial. Karns ranks 57th statewide in terms of Multiracial residents as a share of the population, out of 504 places.

Since the 2020 Census, Karns's Multiracial population has declined by an estimated 6.2%. Multiracial residents' share of Karns's population has decreased from 5.5% to 4.4%.

Karns is more Multiracial than neighboring Powell (3.9% Multiracial), Farragut (2.9% Multiracial), Knoxville (4.2% Multiracial), and Louisville (1.5% Multiracial). Karns is less Multiracial than neighboring Clinton (4.8% 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.