ZIP Code 57261
About Roslyn
Roslyn is a town in northern Day County, South Dakota, United States. The population was 181 at the 2020 census.
From Wikipedia — text licensed CC BY-SA 4.0.
Area Profile
US Census (ACS 5-year · Gazetteer)
297
population
$43,125
median household income
4
people / sq mi
$114,300
median home value
$558
median gross rent
53.8
median age
142
housing units
111
households
67.5
land area (sq mi)