Duncanville, TX Insights: Population,
Zip Codes, Influence, and Service Areas

Duncanville is a city in southwestern Dallas County, Texas, United States. Duncanville's population was 40,706 at the 2020 census. The city is part of the Best Southwest area, which includes Duncanville, Cedar Hill, DeSoto, and Lancaster.

Zip Codes in Duncanville, TX that we also serve: 75116 75137 75138





Cities Close To Duncanville, TX That We Also Serve