Onslow County, North Carolina

Onslow County is a county in North Carolina with an estimated population of 213,676 in 2023. 5 cities, towns and Census places in it are indexed here.

Largest places in Onslow County

About Onslow County

Onslow County is one of the counties of North Carolina. County governments in North Carolina handle local services such as courts, property records and elections; cities and towns inside the county run their own municipal services. Population figures come from the Census Bureau's Vintage 2023 estimates, which are updated annually.