Duncanville, Texas

Duncanville, Texas
Nickname: 
City of Champions
Location of Duncanville in Dallas County, Texas
Coordinates: 32°38′05″N 96°54′24″W / 32.63472°N 96.90667°W / 32.63472; -96.90667
CountryUnited States
StateTexas
CountyDallas
Government
 • TypeCouncil-Manager
Area
 • Total
11.21 sq mi (29.04 km2)
 • Land11.20 sq mi (29.01 km2)
 • Water0.012 sq mi (0.03 km2)
Elevation
715 ft (218 m)
Population
 (2020)
 • Total
40,706
 • Density3,634/sq mi (1,403/km2)
Time zoneUTC-6 (Central)
 • Summer (DST)UTC-5 (Central)
ZIP codes
75116, 75137, 75138
Area codes214, 469, 945, 972
FIPS code48-21628
GNIS feature ID2410369
Websitewww.duncanvilletx.gov

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.