ZIP Code 71999
About Arkadelphia
Arkadelphia is a city in and the county seat of Clark County, Arkansas, United States. The city is located near the Ouachita River at the foothills of the Ouachita Mountains, along the Interstate 30 corridor between Little Rock and Texarkana. As of the 2020 census, the population was 10,380.
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Area Profile
US Census (ACS 5-year · Gazetteer)
561
population
8,250
people / sq mi
19.9
median age
0
housing units
0
households
0.1
land area (sq mi)