Local servicesHospitalSanford Hospital Webster14.3 miPost officeRoslyn Post Office3.4 miFire stationRoslyn Volunteer Fire Department3.5 miSource: USGS National Structures Dataset
Getting aroundAirportAberdeen Regional Airport ABR45 miInterstateI-2925 miUS highwayUS 1214 miCoachWebsterJefferson Lines14 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 57261 ZIP area.
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Local Information
Distances in these cards are measured from the centre of the 57261 ZIP area.
Daylight through the yearLongest day (Jun 21): 15 h 42 min5:41 am – 9:22 pmShortest day (Dec 21): 8 h 42 min8:07 am – 4:49 pm
Sun todaySunrise –Sunset –
People277 residentsin the ZIP code areaMedian age 49.9111 householdsMedian household income $77,813Median home value $167,500Median rent $525 a month61% of homes owner-occupiedMedian property tax $1,500 a yearSource: US Census Bureau, American Community Survey 2020-2024
Education and languages17% of adults have a bachelor's degree or higher86% finished high school, 7% hold a graduate degreeLanguages at home: English only 99%Source: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 82°F, lows 62°FColdest month January: highs 22°F, lows 3°F25 in of rain a year, on about 53 dayswettest month July48 in of snow a year, on about 24 days4 days above 90°F, 174 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Roy Lake station, 12 mi away
Nearby landmarksOpitz Lakelake · 2.6 miHazelden Lakelake · 2.7 miFort Sisseton Historic State Park Visitor Centervisitor center · 7.9 miSource: USGS Geographic Names Information System
Parks and public landsHauge Marshstate conservation land · under a mile · 229 acresKrause Farmstate conservation land · 1.1 mi · 366 acresSouth Dakota Game Fish and Parks - Wildlife Divisionstate park · 3.1 mi · 171 acresSundahlstate conservation land · 2.5 mi · 229 acresLiberty-stianson-hemmah-krausestate conservation land · 2.8 mi · 240 acresHazeldonstate conservation land · 3.3 mi · 170 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes1 of magnitude 3 or more within 50 miles since 19700 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 3.7 on 20 Oct 199535 mi away, near New Effington, South DakotaMost recent: magnitude 3.7 on 20 Oct 199535 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Very LowDay County, SD, compared with all US countiesHighest-rated hazardsWinter weather Relatively ModerateStrong wind Relatively ModerateSource: FEMA National Risk Index (county level)
Air quality84% of days had good air in 2025301 of 360 days measured53 moderate, 6 unhealthy for sensitive groups daysMedian index 27, worst day 115main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, nearest monitors: Brown County, SD, 41 mi away
Internet at home68% of households have a broadband subscription64% have cable, fibre or DSL4% rely on a mobile data plan alone32% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterRoslynserves 181 people from surface water purchasedNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the ZIP area
Elevation1,792 ft546 m above sea levelSource: USGS 3D Elevation Program
