Warren County Demographics

A map of Warren County's Population by Race

Warren County, Kentucky has an estimated population of 140,918, an increase from the 134,554 recorded in the 2020 Census. The population is 73.8% White, 9.1% Black, 7.1% Hispanic, 5.0% Asian, 4.2% Multiracial, and 0.8% Native American/Other. This demographic dot map shows the population of Warren County, with one dot drawn for each person counted by the Census, color-coded by race.

Warren has become less racially diverse since the 2020 Census. It is considerably more diverse than Kentucky overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Warren County, that probability was 45.3% in 2020 and 43.8% in the most recent ACS estimates.

Warren County is ranked the 4th most populous county in Kentucky, out of 120 counties. Warren County was ranked the 5th most populous county in the 2020 Census.

Warren County's White Population

103,930 residents of Warren County, or 73.8% of the population, identify as White. The share of White residents in Warren County is lower than in Kentucky overall, where 81.5% of the population is White. Warren County ranks 116th statewide in terms of White residents as a share of the population, out of 120 counties.

Since the 2020 Census, Warren County's White population has grown by an estimated 6.3%. White residents' share of Warren County's population has increased from 72.6% to 73.8%.

Warren County is less White than neighboring Edmonson County (91.6% White), Simpson County (83.9% White), Butler County (91.9% White), Allen County (92.7% White), and Grayson County (94.5% White).

Warren County's Black Population

12,803 residents of Warren County, or 9.1% of the population, identify as Black. The share of Black residents in Warren County is comparable to the share in Kentucky overall, where 7.6% of the population is Black. Warren County ranks 7th statewide in terms of Black residents as a share of the population, out of 120 counties.

Since the 2020 Census, Warren County's Black population has remained roughly the same. Black residents' share of Warren County's population has remained roughly unchanged at 9.1%.

Warren County is more Black than neighboring Edmonson County (0.7% Black), Simpson County (6.9% Black), Butler County (0% Black), Allen County (0.4% Black), and Grayson County (0.8% Black).

Warren County's Asian Population

7,094 residents of Warren County, or 5.0% of the population, identify as Asian. The share of Asian residents in Warren County is slightly higher than in Kentucky overall, where 1.6% of the population is Asian. Warren County ranks 1st statewide in terms of Asian residents as a share of the population, out of 120 counties.

Since the 2020 Census, Warren County's Asian population has declined by an estimated 2.8%. Asian residents' share of Warren County's population has remained roughly unchanged at 5.0%.

Warren County is more Asian than neighboring Edmonson County (0.6% Asian), Simpson County (0.2% Asian), Butler County (0.3% Asian), Allen County (0% Asian), and Grayson County (0.4% Asian).

Warren County's Hispanic Population

10,010 residents of Warren County, or 7.1% of the population, identify as Hispanic. The share of Hispanic residents in Warren County is slightly higher than in Kentucky overall, where 5% of the population is Hispanic. Warren County ranks 9th statewide in terms of Hispanic residents as a share of the population, out of 120 counties.

Since the 2020 Census, Warren County's Hispanic population has grown by an estimated 6.0%. Hispanic residents' share of Warren County's population has remained roughly unchanged at 7.1%.

Warren County is more Hispanic than neighboring Edmonson County (1.7% Hispanic), Simpson County (3.6% Hispanic), Butler County (5.3% Hispanic), Allen County (2.9% Hispanic), and Grayson County (1.6% Hispanic).

Warren County's Native American/Other Population

1,146 residents of Warren County, 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 Warren County is comparable to the share in Kentucky overall, where 0.4% of the population is Native American/Other. Warren County ranks 2nd statewide in terms of Native American/Other residents as a share of the population, out of 120 counties.

Since the 2020 Census, Warren County's Native American/Other population has declined by an estimated 24.9%. Native American/Other residents' share of Warren County's population has remained roughly unchanged at 0.8%.

Warren County is more Native American/Other than neighboring Simpson County (0.1% Native American/Other), Butler County (0% Native American/Other), Allen County (0.5% Native American/Other), and Grayson County (0.2% Native American/Other). Warren County is less Native American/Other than neighboring Edmonson County (1% Native American/Other).

Warren County's Multiracial Population

5,935 residents of Warren County, or 4.2% of the population, identify as Multiracial. The share of Multiracial residents in Warren County is comparable to the share in Kentucky overall, where 3.9% of the population is Multiracial. Warren County ranks 19th statewide in terms of Multiracial residents as a share of the population, out of 120 counties.

Since the 2020 Census, Warren County's Multiracial population has grown by an estimated 3.3%. Multiracial residents' share of Warren County's population has remained roughly unchanged at 4.2%.

Warren County is more Multiracial than neighboring Butler County (2.5% Multiracial), Allen County (3.5% Multiracial), and Grayson County (2.4% Multiracial). Warren County is less Multiracial than neighboring Edmonson County (4.4% Multiracial), and Simpson County (5.3% 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.