Daylight through the yearLongest day (Jun 21): 15 h 41 min5:43 am – 9:23 pmShortest day (Dec 21): 8 h 43 min8:08 am – 4:51 pm
Sun todaySunrise –Sunset –
People174 residentsin the ZIP code areaMedian age 45.982 householdsMedian household income $88,12578% of homes owner-occupiedMedian property tax $1,042 a yearSource: US Census Bureau, American Community Survey 2020-2024
Education and languages30% of adults have a bachelor's degree or higher95% finished high school, 10% hold a graduate degreeLanguages at home: English only 100%Source: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 82°F, lows 61°FColdest month January: highs 22°F, lows 5°F24 in of rain a yearwettest month June32 in of snow a year, on about 18 days11 days above 90°F, 165 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Andover #2 station, 1 mi away; snow from Groton
Nearby landmarksAmsden Lakelake · 5.1 miPierpont Lakelake · 5.3 miSource: USGS Geographic Names Information System
Parks and public landsAmsdenstate recreation area · 5.0 mi · 150 acresPiggors Lakestate recreation area · 6.6 mi · 119 acresAasvedstate conservation land · 9.3 miMydland Passstate conservation land · 12.4 mi · 1,616 acresBodistate conservation land · 13.1 mi · 367 acresHolmquiststate conservation land · 14.3 mi · 167 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 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, 23 mi away
Internet at home94% of households have a broadband subscription71% have cable, fibre or DSL13% rely on a mobile data plan alone5% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterWeb Water Development Associationserves 20,750 people from surface waterNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system in the county
Elevation1,437 ft438 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalSanford Hospital Webster20.6 miPost officeAndover Post Office1.5 miTown hallGroton City Hall8.4 miPoliceGroton Police Department8.4 miFire stationAndover Volunteer Fire Department1.5 miSource: USGS National Structures Dataset
Getting aroundAirportAberdeen Regional Airport ABR24 miUS highwayUS 12under a mileCoachGrotonJefferson Lines8.7 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 57422 ZIP area.
