Daylight through the yearLongest day (Jun 21): 15 h 43 min5:41 am – 9:25 pmShortest day (Dec 21): 8 h 40 min8:09 am – 4:50 pm
Sun todaySunrise –Sunset –
People75 residentsin the ZIP code areaMedian age 16.618 households100% of homes owner-occupiedSource: US Census Bureau, American Community Survey 2020-2024
ClimateWarmest month July: highs 83°F, lows 58°FColdest month January: highs 20°F, lows 0°F24 in of rain a year, on about 48 dayswettest month July45 in of snow a year, on about 21 days16 days above 90°F, 170 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Britton station, 8 mi away
Parks and public landsRenziehausenstate conservation land · 3.8 mi · 1,665 acresPutney #1state conservation land · 7.0 mi · 164 acresHickman Damstate conservation land · 10.1 miPutney #3state conservation land · 10.2 mi · 984 acresZabrashastate conservation land · 10.4 mi · 1,121 acresSand Lake National Wildlife Refugenational wildlife refuge · 13.1 mi · 19,486 acresSource: USGS Protected Areas Database (PAD-US)
EarthquakesNone of magnitude 3 or more within 50 miles since 1970Source: USGS Earthquake Catalog
Natural hazardsOverall risk Very LowMarshall County, SD, compared with all US countiesHighest-rated hazardsWinter weather Relatively ModerateCold wave 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, 24 mi away
Internet at home100% of households have a broadband subscription100% have cable, fibre or DSL0% rely on a mobile data plan alone0% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterAmherst Water Companyserves 40 people from ground water purchasedNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the ZIP area
Elevation1,291 ft393 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalMarshal County Healthcare System Avera8.1 miPost officeBritton Post Office8.0 miTown hallBritton City Hall7.7 miPoliceMarshal County Sheriff's Office7.8 miFire stationSunset Fire Department3.6 miSource: USGS National Structures Dataset
Getting aroundAirportAberdeen Regional Airport ABR33 miUS highwayUS 1223 miCoachGrotonJefferson Lines23 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 57421 ZIP area.
