ZIP Code 57311
About Alexandria
Alexandria is a city in central Hanson County, South Dakota, United States. The population was 649 at the 2020 census. It is the county seat of Hanson County.
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Area Profile
US Census (ACS 5-year · Gazetteer)
1,509
population
$99,432
median household income
8
people / sq mi
$191,900
median home value
$729
median gross rent
37.3
median age
558
housing units
481
households
188.4
land area (sq mi)