Duncanville
City in Dallas County, Texas

Duncanville is a city in Dallas County, Texas, with 40,706 residents (2020 Census). It sits at 725 ft (221 m) above sea level. The nearest town is DeSoto, 4.4 miles SE.
- 40,706residents (2020 Census)
- 725 ftelevation · 221 m
- 11.2 sq miland area · 29.0 km²
- 3,633 / sq mipopulation density
- 75137main ZIP code (3 in total)
About Duncanville
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.
Text: Wikipedia · CC BY-SA 4.0
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Living in Duncanville
- Median household income
- $76,457
- Median home value
- $255,500
- Median rent
- $1,630/mo
- Median age
- 36.2
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Map of Duncanville
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Duncanville Street View
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Open in Google Maps ›Duncanville, TX population
Duncanville had 40,706 residents in the 2020 Census.
| 2020 Census | 40,706 |
|---|---|
| Density | 3,633 per sq mi (1,403 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Duncanville at a glance
| State | Texas (TX) |
|---|---|
| County | Dallas County |
| Type | City |
| Population | 40,706 (2020) |
| Land area | 11.20 sq mi (29.0 km²) |
| Water area | 0.01 sq mi (0.03 km²) |
| Elevation | 725 ft (221 m) |
| Coordinates | 32.6460° N, 96.9139° W |
| ZIP codes | 75137, 75116, 75237 |
| Official website | duncanville.com |
| Census code (GEOID) | 4821628 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Duncanville
- DeSoto4.4 mi SE
- Cedar Hill5.0 mi SW
- Cockrell Hill6.5 mi N
- Grand Prairie6.8 mi W
- Glenn Heights7.4 mi SE
- Ovilla7.4 mi S
- Lancaster8.8 mi E
- Oak Leaf10.2 mi S
- Bear Creek Ranch10.6 mi SE
- Hutchins11.9 mi E
- Red Oak12.1 mi SE
- Arlington12.8 mi W
Straight-line distance between town centers.
Frequently asked questions about Duncanville
What county is Duncanville in?
Duncanville is in Dallas County, Texas.
What is the population of Duncanville, TX?
40,706 people lived in Duncanville at the 2020 Census.
What is the ZIP code of Duncanville, TX?
The main ZIP code is 75137. Other ZIP codes: 75116, 75237.
What is the elevation of Duncanville?
725 feet (221 m) above sea level.
What towns are near Duncanville?
DeSoto (4.4 mi), Cedar Hill (5.0 mi), Cockrell Hill (6.5 mi), Grand Prairie (6.8 mi), Glenn Heights (7.4 mi).
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