ZIP Code 57441
About Frederick
Frederick is a town in northwestern Brown County, South Dakota, United States. The population was 215 at the 2020 census. Home to the annual Frederick Finn Fest, the town is part of the Aberdeen Micropolitan Statistical Area.
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Area Profile
US Census (ACS 5-year · Gazetteer)
512
population
$91,786
median household income
2
people / sq mi
$116,000
median home value
$700
median gross rent
47.4
median age
299
housing units
216
households
266.1
land area (sq mi)