Sumner County Demographics

A map of Sumner County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	160,733	155,169	78.6%	79.1%
Black	17,073	15,537	8.4%	7.9%
Hispanic	14,779	12,870	7.2%	6.6%
Multiracial	7,217	8,526	3.5%	4.3%
Asian	3,236	2,932	1.6%	1.5%
Native American/Other	1,386	1,247	0.7%	0.6%

Sumner County, Tennessee has an estimated population of 204,424, an increase from the 196,281 recorded in the 2020 Census. The population is 78.6% White, 8.4% Black, 7.2% Hispanic, 3.5% Multiracial, 1.6% Asian, and 0.7% Native American/Other. This demographic dot map shows the population of Sumner County, with one dot drawn for each person counted by the Census, color-coded by race.

Sumner has become slightly more 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 Sumner County, that probability was 36.2% in 2020 and 36.8% in the most recent ACS estimates.

Sumner County is ranked the 8th most populous county in Tennessee, out of 95 counties. Sumner County was ranked the 8th most populous county in the 2020 Census.

Sumner County's White Population

160,733 residents of Sumner County, or 78.6% of the population, identify as White. The share of White residents in Sumner County is higher than in Tennessee overall, where 71% of the population is White. Sumner County ranks 74th statewide in terms of White residents as a share of the population, out of 95 counties.

Since the 2020 Census, Sumner County's White population has grown by an estimated 3.6%. White residents' share of Sumner County's population has decreased from 79.1% to 78.6%.

Sumner County is less White than neighboring Simpson County (83.9% White), Trousdale County (79.1% White), Wilson County (79.3% White), Allen County (92.7% White), and Robertson County (78.7% White).

Sumner County's Black Population

17,073 residents of Sumner County, or 8.4% of the population, identify as Black. The share of Black residents in Sumner County is lower than in Tennessee overall, where 15.4% of the population is Black. Sumner County ranks 23rd statewide in terms of Black residents as a share of the population, out of 95 counties.

Since the 2020 Census, Sumner County's Black population has grown by an estimated 9.9%. Black residents' share of Sumner County's population has increased from 7.9% to 8.4%.

Sumner County is more Black than neighboring Simpson County (6.9% Black), Wilson County (7.1% Black), Allen County (0.4% Black), and Robertson County (7.2% Black). Sumner County is less Black than neighboring Trousdale County (11% Black).

Sumner County's Asian Population

3,236 residents of Sumner County, or 1.6% of the population, identify as Asian. The share of Asian residents in Sumner County is comparable to the share in Tennessee overall, where 1.9% of the population is Asian. Sumner County ranks 9th statewide in terms of Asian residents as a share of the population, out of 95 counties.

Since the 2020 Census, Sumner County's Asian population has grown by an estimated 10.4%. Asian residents' share of Sumner County's population has remained roughly unchanged at 1.6%.

Sumner County is more Asian than neighboring Simpson County (0.2% Asian), Trousdale County (0.1% Asian), Allen County (0% Asian), and Robertson County (0.7% Asian). Sumner County is less Asian than neighboring Wilson County (2.2% Asian).

Sumner County's Hispanic Population

14,779 residents of Sumner County, or 7.2% of the population, identify as Hispanic. The share of Hispanic residents in Sumner County is comparable to the share in Tennessee overall, where 7.4% of the population is Hispanic. Sumner County ranks 18th statewide in terms of Hispanic residents as a share of the population, out of 95 counties.

Since the 2020 Census, Sumner County's Hispanic population has grown by an estimated 14.8%. Hispanic residents' share of Sumner County's population has increased from 6.6% to 7.2%.

Sumner County is more Hispanic than neighboring Simpson County (3.6% Hispanic), Trousdale County (4.1% Hispanic), Wilson County (6.5% Hispanic), and Allen County (2.9% Hispanic). Sumner County is less Hispanic than neighboring Robertson County (10% Hispanic).

Sumner County's Native American/Other Population

1,386 residents of Sumner County, or 0.7% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Sumner County is comparable to the share in Tennessee overall, where 0.6% of the population is Native American/Other. Sumner County ranks 22nd statewide in terms of Native American/Other residents as a share of the population, out of 95 counties.

Since the 2020 Census, Sumner County's Native American/Other population has grown by an estimated 11.1%. Native American/Other residents' share of Sumner County's population has remained roughly unchanged at 0.7%.

Sumner County is more Native American/Other than neighboring Simpson County (0.1% Native American/Other), Allen County (0.5% Native American/Other), and Robertson County (0.4% Native American/Other). Sumner County is less Native American/Other than neighboring Trousdale County (1.3% Native American/Other), and Wilson County (1.2% Native American/Other).

Sumner County's Multiracial Population

7,217 residents of Sumner County, or 3.5% of the population, identify as Multiracial. The share of Multiracial residents in Sumner County is comparable to the share in Tennessee overall, where 3.7% of the population is Multiracial. Sumner County ranks 16th statewide in terms of Multiracial residents as a share of the population, out of 95 counties.

Since the 2020 Census, Sumner County's Multiracial population has declined by an estimated 15.4%. Multiracial residents' share of Sumner County's population has decreased from 4.3% to 3.5%.

Sumner County is more Multiracial than neighboring Robertson County (2.9% Multiracial). Sumner County is less Multiracial than neighboring Simpson County (5.3% Multiracial), Trousdale County (4.4% Multiracial), and Wilson County (3.6% 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.