Demographics & People — Wilmington, Ohio

Population Overview

Population (Census)12,637
Estimated 2026~12,600
Median Age36.3
Total Households5,437
Family Households2,678
Average Household Size2.14
Diversity Index0.1754 (relatively homogeneous)

Race & Ethnicity

White10,909
Black or African American638
Asian201
Hispanic or Latino292

Heritage & Ancestry

GroupCount
Unclassified or not reported3,571
German2,985
Other groups2,457
Irish2,109
English1,521
American1,040
French (except Basque)486
Hispanic: Hispanic or Latino370
Polish256
Swedish213

Language

English Only11,493
Spanish215
Population 5+11,996

Veterans

Veterans1,035
Population 18+9,836

Commuting

Mean Commute Time17.3 minutes
Work from Home5.9%
Commuter ProfileN/A
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Wilmington, Ohio.