Town guide
Duncanville
A city of 39,683 people in Texas
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About Duncanville
City in Texas, United States1880Established
40,706Population
11.2 sq miArea
725 ftElevation
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.
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How Duncanville ranks
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ZIP code75116, 75137, 75138
Area code972
Schools in Duncanville
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See how Duncanville’s schools compare in TX →
DistrictDUNCANVILLE ISDSchools20
WILLIAM LEE HASTINGS ELElementary · Grades PK–4 · 529 students
CENTRAL ELElementary · Grades PK–4 · 457 students
FAIRMEADOWS ELElementary · Grades PK–4 · 435 students
MERRIFIELD ELElementary · Grades PK–4 · 393 students
CLINT Q SMITH ELElementary · Grades PK–4 · 344 students
S GUS ALEXANDER JR ELElementary · Grades PK–4 · 330 students
School data from the U.S. Department of Education (NCES). Ratings are from neighbors.
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