Grant County Demographics

A map of Grant County's Population by Race

Grant County, Indiana has an estimated population of 66,295, a less than 1% change from the 66,674 recorded in the 2020 Census. The population is 82.6% White, 5.8% Multiracial, 5.5% Hispanic, 4.8% Black, 0.9% Asian, and 0.4% Native American/Other. This demographic dot map shows the population of Grant County, with one dot drawn for each person counted by the Census, color-coded by race.

Grant has become 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 Grant County, that probability was 32.2% in 2020 and 30.9% in the most recent ACS estimates.

Grant County is ranked the 26th most populous county in Indiana, out of 92 counties. Grant County was ranked the 25th most populous county in the 2020 Census.

Grant County's White Population

54,778 residents of Grant County, or 82.6% of the population, identify as White. The share of White residents in Grant County is higher than in Indiana overall, where 75.4% of the population is White. Grant County ranks 75th statewide in terms of White residents as a share of the population, out of 92 counties.

Since the 2020 Census, Grant County's White population has remained roughly the same. White residents' share of Grant County's population has increased from 81.7% to 82.6%.

Grant County is more White than neighboring Madison County (82% White). Grant County is less White than neighboring Blackford County (93.8% White), Huntington County (92.9% White), Wabash County (92.2% White), and Delaware County (84.3% White).

Grant County's Black Population

3,162 residents of Grant County, or 4.8% of the population, identify as Black. The share of Black residents in Grant County is slightly lower than in Indiana overall, where 9.1% of the population is Black. Grant County ranks 12th statewide in terms of Black residents as a share of the population, out of 92 counties.

Since the 2020 Census, Grant County's Black population has declined by an estimated 30.7%. Black residents' share of Grant County's population has decreased from 6.8% to 4.8%.

Grant County is more Black than neighboring Blackford County (0.6% Black), Huntington County (0.7% Black), and Wabash County (0.9% Black). Grant County is less Black than neighboring Madison County (6.1% Black), and Delaware County (5.2% Black).

Grant County's Asian Population

593 residents of Grant County, or 0.9% of the population, identify as Asian. The share of Asian residents in Grant County is comparable to the share in Indiana overall, where 2.6% of the population is Asian. Grant County ranks 28th statewide in terms of Asian residents as a share of the population, out of 92 counties.

Since the 2020 Census, Grant County's Asian population has grown by an estimated 13.2%. Asian residents' share of Grant County's population has remained roughly unchanged at 0.9%.

Grant County is more Asian than neighboring Blackford County (0.1% Asian), Huntington County (0.6% Asian), Wabash County (0.4% Asian), and Madison County (0.7% Asian). Grant County is less Asian than neighboring Delaware County (1.6% Asian).

Grant County's Hispanic Population

3,674 residents of Grant County, or 5.5% of the population, identify as Hispanic. The share of Hispanic residents in Grant County is slightly lower than in Indiana overall, where 8.6% of the population is Hispanic. Grant County ranks 27th statewide in terms of Hispanic residents as a share of the population, out of 92 counties.

Since the 2020 Census, Grant County's Hispanic population has grown by an estimated 7.7%. Hispanic residents' share of Grant County's population has remained roughly unchanged at 5.5%.

Grant County is more Hispanic than neighboring Blackford County (2.4% Hispanic), Huntington County (3.2% Hispanic), Wabash County (3.2% Hispanic), Madison County (5.4% Hispanic), and Delaware County (3.3% Hispanic).

Grant County's Native American/Other Population

275 residents of Grant County, or 0.4% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Grant County is comparable to the share in Indiana overall, where 0.5% of the population is Native American/Other. Grant County ranks 13th statewide in terms of Native American/Other residents as a share of the population, out of 92 counties.

Since the 2020 Census, Grant County's Native American/Other population has declined by an estimated 34.4%. Native American/Other residents' share of Grant County's population has remained roughly unchanged at 0.4%.

Grant County is more Native American/Other than neighboring Blackford County (0.2% Native American/Other), and Wabash County (0.3% Native American/Other). Grant County is less Native American/Other than neighboring Delaware County (0.6% Native American/Other).

Grant County's Multiracial Population

3,813 residents of Grant County, or 5.8% of the population, identify as Multiracial. The share of Multiracial residents in Grant County is comparable to the share in Indiana overall, where 3.8% of the population is Multiracial. Grant County ranks 6th statewide in terms of Multiracial residents as a share of the population, out of 92 counties.

Since the 2020 Census, Grant County's Multiracial population has grown by an estimated 17.2%. Multiracial residents' share of Grant County's population has increased from 4.9% to 5.8%.

Grant County is more Multiracial than neighboring Blackford County (2.9% Multiracial), Huntington County (2.3% Multiracial), Wabash County (2.9% Multiracial), Madison County (5.4% Multiracial), and Delaware County (5% 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.