Butler County Demographics

A map of Butler County's Population by Race

Butler County, Ohio had a population of 390,357 in 2020. It was 75.5% White, 8.7% Black, 4.0% Asian, 6.5% Hispanic, 0.7% Native American/Other, and 4.6% Multiracial. This map presents the population of Butler County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Butler County is the 7th most populous county of the 88 counties in Ohio.

Butler County's White Population

294,712 residents of Butler County identify as White, or 75.5%. This makes the White share of the population of Butler County roughly similar to the White share of the population of Ohio (75.9% White). Of the 88 counties in Ohio, Butler County is ranked #81 in terms of White residents as a share of the population.

Butler County is more White than neighboring Hamilton County (62.6% White), and Montgomery County (67.1% White). Butler County is less White than neighboring Preble County (94.4% White), Union County (95.5% White), and Warren County (81.8% White).

Butler County's Black Population

34,144 residents of Butler County identify as Black, or 8.7%. This makes the Black share of the population of Butler County roughly similar to the Black share of the population of Ohio (12.3% Black). Of the 88 counties in Ohio, Butler County is ranked #12 in terms of Black residents as a share of the population.

Butler County is more Black than neighboring Preble County (0.4% Black), Union County (0.3% Black), and Warren County (3.4% Black). Butler County is less Black than neighboring Hamilton County (25% Black), and Montgomery County (21% Black).

Butler County's Asian Population

15,658 residents of Butler County identify as Asian, or 4.0%. This makes the Asian share of the population of Butler County roughly similar to the Asian share of the population of Ohio (2.5% Asian). Of the 88 counties in Ohio, Butler County is ranked #6 in terms of Asian residents as a share of the population.

Butler County is more Asian than neighboring Hamilton County (3% Asian), Preble County (0.4% Asian), Union County (0.5% Asian), and Montgomery County (2.4% Asian). Butler County is less Asian than neighboring Warren County (7.1% Asian).

Butler County's Hispanic Population

25,265 residents of Butler County identify as Hispanic, or 6.5%. This makes the Hispanic share of the population of Butler County roughly similar to the Hispanic share of the population of Ohio (4.4% Hispanic). Of the 88 counties in Ohio, Butler County is ranked #10 in terms of Hispanic residents as a share of the population.

Butler County is more Hispanic than neighboring Hamilton County (4.4% Hispanic), Preble County (0.9% Hispanic), Union County (1% Hispanic), Warren County (3.2% Hispanic), and Montgomery County (3.9% Hispanic).

Butler County's Native American/Other Population

2,636 residents of Butler County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.7%. This makes the Native American/Other share of the population of Butler County roughly similar to the Native American/Other share of the population of Ohio (0.6% Native American/Other). Of the 88 counties in Ohio, Butler County is ranked #10 in terms of Native American/Other residents as a share of the population.

Butler County is more Native American/Other than neighboring Preble County (0.5% Native American/Other), Union County (0.6% Native American/Other), and Warren County (0.5% Native American/Other).

Butler County's Multiracial Population

17,942 residents of Butler County identify as Multiracial, or 4.6%. This makes the Multiracial share of the population of Butler County roughly similar to the Multiracial share of the population of Ohio (4.3% Multiracial). Of the 88 counties in Ohio, Butler County is ranked #18 in terms of Multiracial residents as a share of the population.

Butler County is more Multiracial than neighboring Hamilton County (4.3% Multiracial), Preble County (3.4% Multiracial), Union County (2.1% Multiracial), and Warren County (4% Multiracial). Butler County is less Multiracial than neighboring Montgomery County (4.9% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.