Clermont County Demographics

A map of Clermont County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	191,425	187,749	90.6%	90.0%
Multiracial	7,521	9,108	3.6%	4.4%
Hispanic	5,441	4,956	2.6%	2.4%
Black	3,177	3,245	1.5%	1.6%
Asian	2,414	2,529	1.1%	1.2%
Native American/Other	1,203	1,014	0.6%	0.5%

Clermont County, Ohio has an estimated population of 211,181, a slight increase from the 208,601 recorded in the 2020 Census. The population is 90.6% White, 3.6% Multiracial, 2.6% Hispanic, 1.5% Black, 1.1% Asian, and 0.6% Native American/Other. This demographic dot map shows the population of Clermont County, with one dot drawn for each person counted by the Census, color-coded by race.

Clermont has become less racially diverse since the 2020 Census. It is considerably less diverse than Ohio overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Clermont County, that probability was 18.7% in 2020 and 17.6% in the most recent ACS estimates.

Clermont County is ranked the 14th most populous county in Ohio, out of 88 counties. Clermont County was ranked the 14th most populous county in the 2020 Census.

Clermont County's White Population

191,425 residents of Clermont County, or 90.6% of the population, identify as White. The share of White residents in Clermont County is considerably higher than in Ohio overall, where 75.8% of the population is White. Clermont County ranks 48th statewide in terms of White residents as a share of the population, out of 88 counties.

Since the 2020 Census, Clermont County's White population has grown by an estimated 2.0%. White residents' share of Clermont County's population has increased from 90.0% to 90.6%.

Clermont County is more White than neighboring Campbell County (90.3% White), Warren County (81.8% White), and Kenton County (85.2% White). Clermont County is less White than neighboring Brown County (94.7% White), and Bracken County (94.5% White).

Clermont County's Black Population

3,177 residents of Clermont County, or 1.5% of the population, identify as Black. The share of Black residents in Clermont County is considerably lower than in Ohio overall, where 12% of the population is Black. Clermont County ranks 50th statewide in terms of Black residents as a share of the population, out of 88 counties.

Since the 2020 Census, Clermont County's Black population has declined by an estimated 2.1%. Black residents' share of Clermont County's population has remained roughly unchanged at 1.5%.

Clermont County is more Black than neighboring Brown County (0.6% Black), and Bracken County (0.6% Black). Clermont County is less Black than neighboring Campbell County (2.8% Black), Warren County (3.2% Black), and Kenton County (3.9% Black).

Clermont County's Asian Population

2,414 residents of Clermont County, or 1.1% of the population, identify as Asian. The share of Asian residents in Clermont County is comparable to the share in Ohio overall, where 2.5% of the population is Asian. Clermont County ranks 20th statewide in terms of Asian residents as a share of the population, out of 88 counties.

Since the 2020 Census, Clermont County's Asian population has declined by an estimated 4.5%. Asian residents' share of Clermont County's population has remained roughly unchanged at 1.1%.

Clermont County is more Asian than neighboring Campbell County (0.9% Asian), Brown County (0.3% Asian), and Bracken County (0.1% Asian). Clermont County is less Asian than neighboring Warren County (7.2% Asian).

Clermont County's Hispanic Population

5,441 residents of Clermont County, or 2.6% of the population, identify as Hispanic. The share of Hispanic residents in Clermont County is slightly lower than in Ohio overall, where 4.8% of the population is Hispanic. Clermont County ranks 39th statewide in terms of Hispanic residents as a share of the population, out of 88 counties.

Since the 2020 Census, Clermont County's Hispanic population has grown by an estimated 9.8%. Hispanic residents' share of Clermont County's population has remained roughly unchanged at 2.6%.

Clermont County is more Hispanic than neighboring Brown County (1.3% Hispanic), and Bracken County (1.5% Hispanic). Clermont County is less Hispanic than neighboring Warren County (3.5% Hispanic), and Kenton County (4.9% Hispanic).

Clermont County's Native American/Other Population

1,203 residents of Clermont County, or 0.6% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Clermont County is comparable to the share in Ohio overall, where 0.5% of the population is Native American/Other. Clermont County ranks 40th statewide in terms of Native American/Other residents as a share of the population, out of 88 counties.

Since the 2020 Census, Clermont County's Native American/Other population has grown by an estimated 18.6%. Native American/Other residents' share of Clermont County's population has remained roughly unchanged at 0.6%.

Clermont County is more Native American/Other than neighboring Campbell County (0.4% Native American/Other), Brown County (0.1% Native American/Other), and Kenton County (0.5% Native American/Other). Clermont County is less Native American/Other than neighboring Bracken County (1% Native American/Other), and Warren County (0.7% Native American/Other).

Clermont County's Multiracial Population

7,521 residents of Clermont County, or 3.6% of the population, identify as Multiracial. The share of Multiracial residents in Clermont County is comparable to the share in Ohio overall, where 4.3% of the population is Multiracial. Clermont County ranks 24th statewide in terms of Multiracial residents as a share of the population, out of 88 counties.

Since the 2020 Census, Clermont County's Multiracial population has declined by an estimated 17.4%. Multiracial residents' share of Clermont County's population has decreased from 4.4% to 3.6%.

Clermont County is more Multiracial than neighboring Campbell County (2.9% Multiracial), Brown County (3% Multiracial), and Bracken County (2.3% Multiracial). Clermont County is less Multiracial than neighboring Kenton County (4.4% 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.