Duncanville has 16,985 households, with an average household size of 3. Data provided by the U.S. Census Bureau. Here’s what the people living in Duncanville do for work — and how long it takes them to get there. Data provided by the U.S. Census Bureau. 46,558 people call Duncanville home. The population density is 3,505.55 and the largest age group is Data provided by the U.S. Census Bureau.
Population Density Population Density This is the number of people per square mile in a neighborhood.
Men vs Women
Population by Age Group
Average Household Size
Average individual Income
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