Carroll County Demographics

A map of Carroll County's Population by Race

Carroll County, Indiana has an estimated population of 20,535, a slight increase from the 20,306 recorded in the 2020 Census. The population is 92.5% White, 4.6% Hispanic, 2.4% Multiracial, 0.3% Black, 0.1% Asian, and 0.1% Native American/Other. This demographic dot map shows the population of Carroll County, with one dot drawn for each person counted by the Census, color-coded by race.

Carroll has become slightly less racially diverse since the 2020 Census. It is considerably less diverse than Indiana overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Carroll County, that probability was 14.7% in 2020 and 14.2% in the most recent ACS estimates.

Carroll County is ranked the 70th most populous county in Indiana, out of 92 counties. Carroll County was ranked the 72nd most populous county in the 2020 Census.

Carroll County's White Population

18,990 residents of Carroll County, or 92.5% of the population, identify as White. The share of White residents in Carroll County is significantly higher than in Indiana overall, where 75.4% of the population is White. Carroll County ranks 41st statewide in terms of White residents as a share of the population, out of 92 counties.

Since the 2020 Census, Carroll County's White population has grown by an estimated 1.4%. White residents' share of Carroll County's population has remained roughly unchanged at 92.5%.

Carroll County is more White than neighboring Cass County (74.1% White), Clinton County (77.8% White), White County (85.8% White), Tippecanoe County (71.6% White), and Howard County (82.6% White).

Carroll County's Black Population

53 residents of Carroll County, or 0.3% of the population, identify as Black. The share of Black residents in Carroll County is lower than in Indiana overall, where 9.1% of the population is Black. Carroll County ranks 49th statewide in terms of Black residents as a share of the population, out of 92 counties.

Since the 2020 Census, Carroll County's Black population has declined by an estimated 58.6%. Black residents' share of Carroll County's population has remained roughly unchanged at 0.3%.

Carroll County is less Black than neighboring Cass County (1.2% Black), Clinton County (0.5% Black), White County (0.5% Black), Tippecanoe County (6.2% Black), and Howard County (7.3% Black).

Carroll County's Asian Population

27 residents of Carroll County, or 0.1% of the population, identify as Asian. The share of Asian residents in Carroll County is slightly lower than in Indiana overall, where 2.6% of the population is Asian. Carroll County ranks 81st statewide in terms of Asian residents as a share of the population, out of 92 counties.

Since the 2020 Census, Carroll County's Asian population has declined by an estimated 43.8%. Asian residents' share of Carroll County's population has remained roughly unchanged at 0.1%.

Carroll County is less Asian than neighboring Cass County (1.4% Asian), Clinton County (0.4% Asian), White County (0.3% Asian), Tippecanoe County (8% Asian), and Howard County (1.4% Asian).

Carroll County's Hispanic Population

942 residents of Carroll County, or 4.6% of the population, identify as Hispanic. The share of Hispanic residents in Carroll County is slightly lower than in Indiana overall, where 8.6% of the population is Hispanic. Carroll County ranks 36th statewide in terms of Hispanic residents as a share of the population, out of 92 counties.

Since the 2020 Census, Carroll County's Hispanic population has grown by an estimated 14.5%. Hispanic residents' share of Carroll County's population has increased from 4.1% to 4.6%.

Carroll County is more Hispanic than neighboring Howard County (4.1% Hispanic). Carroll County is less Hispanic than neighboring Cass County (18.6% Hispanic), Clinton County (19.5% Hispanic), White County (10.7% Hispanic), and Tippecanoe County (10.3% Hispanic).

Carroll County's Native American/Other Population

20 residents of Carroll County, or 0.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Carroll County is comparable to the share in Indiana overall, where 0.5% of the population is Native American/Other. Carroll County ranks 51st statewide in terms of Native American/Other residents as a share of the population, out of 92 counties.

Since the 2020 Census, Carroll County's Native American/Other population has declined by an estimated 77.8%. Native American/Other residents' share of Carroll County's population has remained roughly unchanged at 0.1%.

Carroll County is less Native American/Other than neighboring Cass County (0.6% Native American/Other), Tippecanoe County (0.6% Native American/Other), and Howard County (0.3% Native American/Other).

Carroll County's Multiracial Population

503 residents of Carroll County, or 2.4% of the population, identify as Multiracial. The share of Multiracial residents in Carroll County is comparable to the share in Indiana overall, where 3.8% of the population is Multiracial. Carroll County ranks 83rd statewide in terms of Multiracial residents as a share of the population, out of 92 counties.

Since the 2020 Census, Carroll County's Multiracial population has grown by an estimated 2.7%. Multiracial residents' share of Carroll County's population has remained roughly unchanged at 2.4%.

Carroll County is more Multiracial than neighboring Clinton County (1.7% Multiracial). Carroll County is less Multiracial than neighboring Cass County (4.2% Multiracial), White County (2.5% Multiracial), Tippecanoe County (3.3% Multiracial), and Howard County (4.2% 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.