Wilmington, OH Demographics

A map of Wilmington's Population by Race

Wilmington, Ohio has an estimated population of 12,620, a less than 1% change from the 12,664 recorded in the 2020 Census. The population is 85.7% White, 5.4% Multiracial, 4.7% Black, 2.8% Hispanic, 0.7% Asian, and 0.6% Native American/Other. This demographic dot map shows the population of Wilmington, with one dot drawn for each person counted by the Census, color-coded by race.

Wilmington 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 Wilmington, that probability was 27.7% in 2020 and 26.0% in the most recent ACS estimates.

Wilmington is ranked the 152nd most populous place in Ohio, out of 1,265 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Wilmington was ranked the 150th most populous place in the 2020 Census.

Wilmington's White Population

10,811 residents of Wilmington, or 85.7% of the population, identify as White. The share of White residents in Wilmington is higher than in Ohio overall, where 75.8% of the population is White. Wilmington ranks 1021st statewide in terms of White residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Wilmington's White population has remained roughly the same. White residents' share of Wilmington's population has increased from 84.6% to 85.7%.

Wilmington is more White than neighboring New Vienna (84.3% White). Wilmington is less White than neighboring Martinsville (93.8% White), Port William (93.1% White), Midland (97.9% White), and Bowersville (93.5% White).

Wilmington's Black Population

596 residents of Wilmington, or 4.7% of the population, identify as Black. The share of Black residents in Wilmington is lower than in Ohio overall, where 12% of the population is Black. Wilmington ranks 182nd statewide in terms of Black residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Wilmington's Black population has declined by an estimated 11.6%. Black residents' share of Wilmington's population has decreased from 5.3% to 4.7%.

Wilmington is more Black than neighboring Martinsville (0% Black), Port William (0.6% Black), Midland (0% Black), New Vienna (2.6% Black), and Bowersville (0% Black).

Wilmington's Asian Population

92 residents of Wilmington, or 0.7% of the population, identify as Asian. The share of Asian residents in Wilmington is comparable to the share in Ohio overall, where 2.5% of the population is Asian. Wilmington ranks 299th statewide in terms of Asian residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Wilmington's Asian population has declined by an estimated 28.1%. Asian residents' share of Wilmington's population has remained roughly unchanged at 0.7%.

Wilmington is more Asian than neighboring Martinsville (0% Asian), Port William (0% Asian), Midland (0% Asian), New Vienna (0% Asian), and Bowersville (0% Asian).

Wilmington's Hispanic Population

357 residents of Wilmington, or 2.8% of the population, identify as Hispanic. The share of Hispanic residents in Wilmington is comparable to the share in Ohio overall, where 4.8% of the population is Hispanic. Wilmington ranks 420th statewide in terms of Hispanic residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Wilmington's Hispanic population has remained roughly the same. Hispanic residents' share of Wilmington's population has remained roughly unchanged at 2.8%.

Wilmington is more Hispanic than neighboring Port William (0% Hispanic), Midland (0.3% Hispanic), and Bowersville (0.9% Hispanic). Wilmington is less Hispanic than neighboring Martinsville (3.1% Hispanic), and New Vienna (5.9% Hispanic).

Wilmington's Native American/Other Population

81 residents of Wilmington, 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 Wilmington is comparable to the share in Ohio overall, where 0.5% of the population is Native American/Other. Wilmington ranks 243rd statewide in terms of Native American/Other residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Wilmington's Native American/Other population has declined by an estimated 19.0%. Native American/Other residents' share of Wilmington's population has remained roughly unchanged at 0.6%.

Wilmington is more Native American/Other than neighboring Martinsville (0% Native American/Other), Port William (0% Native American/Other), Midland (0% Native American/Other), and Bowersville (0% Native American/Other). Wilmington is less Native American/Other than neighboring New Vienna (2.3% Native American/Other).

Wilmington's Multiracial Population

683 residents of Wilmington, or 5.4% of the population, identify as Multiracial. The share of Multiracial residents in Wilmington is comparable to the share in Ohio overall, where 4.3% of the population is Multiracial. Wilmington ranks 203rd statewide in terms of Multiracial residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Wilmington's Multiracial population has declined by an estimated 1.2%. Multiracial residents' share of Wilmington's population has remained roughly unchanged at 5.4%.

Wilmington is more Multiracial than neighboring Martinsville (3.1% Multiracial), Midland (1.8% Multiracial), and New Vienna (4.9% Multiracial). Wilmington is less Multiracial than neighboring Port William (6.3% Multiracial), and Bowersville (5.6% 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.