Mahoning County Demographics

A map of Mahoning County's Population by Race

Mahoning County, Ohio has an estimated population of 226,491, a less than 1% change from the 228,614 recorded in the 2020 Census. The population is 73.7% White, 13.6% Black, 6.8% Hispanic, 4.5% Multiracial, 0.8% Asian, and 0.5% Native American/Other. This demographic dot map shows the population of Mahoning County, with one dot drawn for each person counted by the Census, color-coded by race.

Mahoning has become slightly more racially diverse since the 2020 Census. It is more 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 Mahoning County, that probability was 42.6% in 2020 and 43.1% in the most recent ACS estimates.

Mahoning County is ranked the 13th most populous county in Ohio, out of 88 counties. Mahoning County was ranked the 12th most populous county in the 2020 Census.

Mahoning County's White Population

166,951 residents of Mahoning County, or 73.7% of the population, identify as White. The share of White residents in Mahoning County is slightly lower than in Ohio overall, where 75.8% of the population is White. Mahoning County ranks 82nd statewide in terms of White residents as a share of the population, out of 88 counties.

Since the 2020 Census, Mahoning County's White population has declined by an estimated 1.3%. White residents' share of Mahoning County's population has remained roughly unchanged at 73.7%.

Mahoning County is less White than neighboring Columbiana County (92% White), Trumbull County (84.6% White), Lawrence County (88.7% White), Portage County (86% White), and Hancock County (92% White).

Mahoning County's Black Population

30,724 residents of Mahoning County, or 13.6% of the population, identify as Black. The share of Black residents in Mahoning County is comparable to the share in Ohio overall, where 12% of the population is Black. Mahoning County ranks 6th statewide in terms of Black residents as a share of the population, out of 88 counties.

Since the 2020 Census, Mahoning County's Black population has declined by an estimated 9.0%. Black residents' share of Mahoning County's population has decreased from 14.8% to 13.6%.

Mahoning County is more Black than neighboring Columbiana County (1.9% Black), Trumbull County (8% Black), Lawrence County (3.7% Black), Portage County (5% Black), and Hancock County (1.8% Black).

Mahoning County's Asian Population

1,869 residents of Mahoning County, or 0.8% of the population, identify as Asian. The share of Asian residents in Mahoning County is comparable to the share in Ohio overall, where 2.5% of the population is Asian. Mahoning County ranks 24th statewide in terms of Asian residents as a share of the population, out of 88 counties.

Since the 2020 Census, Mahoning County's Asian population has declined by an estimated 4.3%. Asian residents' share of Mahoning County's population has remained roughly unchanged at 0.8%.

Mahoning County is more Asian than neighboring Columbiana County (0.3% Asian), Trumbull County (0.5% Asian), Lawrence County (0.3% Asian), and Hancock County (0.5% Asian). Mahoning County is less Asian than neighboring Portage County (2.2% Asian).

Mahoning County's Hispanic Population

15,428 residents of Mahoning County, or 6.8% of the population, identify as Hispanic. The share of Hispanic residents in Mahoning County is comparable to the share in Ohio overall, where 4.8% of the population is Hispanic. Mahoning County ranks 13th statewide in terms of Hispanic residents as a share of the population, out of 88 counties.

Since the 2020 Census, Mahoning County's Hispanic population has grown by an estimated 9.5%. Hispanic residents' share of Mahoning County's population has increased from 6.2% to 6.8%.

Mahoning County is more Hispanic than neighboring Columbiana County (1.9% Hispanic), Trumbull County (2.3% Hispanic), Lawrence County (2.2% Hispanic), Portage County (2.3% Hispanic), and Hancock County (1.7% Hispanic).

Mahoning County's Native American/Other Population

1,221 residents of Mahoning County, or 0.5% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Mahoning County is comparable to the share in Ohio overall, where 0.5% of the population is Native American/Other. Mahoning County ranks 41st statewide in terms of Native American/Other residents as a share of the population, out of 88 counties.

Since the 2020 Census, Mahoning County's Native American/Other population has grown by an estimated 11.1%. Native American/Other residents' share of Mahoning County's population has remained roughly unchanged at 0.5%.

Mahoning County is more Native American/Other than neighboring Columbiana County (0.4% Native American/Other), and Trumbull County (0.3% Native American/Other). Mahoning County is less Native American/Other than neighboring Lawrence County (0.6% Native American/Other).

Mahoning County's Multiracial Population

10,298 residents of Mahoning County, or 4.5% of the population, identify as Multiracial. The share of Multiracial residents in Mahoning County is comparable to the share in Ohio overall, where 4.3% of the population is Multiracial. Mahoning County ranks 43rd statewide in terms of Multiracial residents as a share of the population, out of 88 counties.

Since the 2020 Census, Mahoning County's Multiracial population has grown by an estimated 19.6%. Multiracial residents' share of Mahoning County's population has increased from 3.8% to 4.5%.

Mahoning County is more Multiracial than neighboring Columbiana County (3.5% Multiracial), Trumbull County (4.4% Multiracial), Portage County (4% Multiracial), and Hancock County (3.5% 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.