Erwinville is an unincorporated community and census-designated place in West Baton Rouge Parish, Louisiana, United States.

[4] U.S. Route 190 passes through the community.

According to the U.S. Census Bureau, the community has an area of 7.971 square miles (20.64 km2), all land.

[4] As of the 2020 United States census, there were 2,275 people, 918 households, and 640 families residing in the CDP.

This Louisiana state location article is a stub.