Daylight through the yearLongest day (Jun 21): 15 h 24 min5:53 am – 9:17 pmShortest day (Dec 21): 8 h 58 min8:02 am – 5:00 pm
Sun todaySunrise –Sunset –
People1,220 residentsin the ZIP code areaMedian age 39.5465 householdsMedian household income $89,107Median home value $117,300Median rent $794 a month79% of homes owner-occupiedMedian property tax $1,697 a yearSource: US Census Bureau, American Community Survey 2020-2024
Work and commuting1.9% unemployment rate66% of adults are in the labour force, 575 employedMain industries: education and health care 26%, farming, forestry and mining 21%, retail 15%Average commute 23 minutes81% drive alone, 6% car-pool, 6% walk or cycle, 5% work from homeSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
Education and languages30% of adults have a bachelor's degree or higher92% finished high school, 8% hold a graduate degreeLanguages at home: English only 94%, Spanish 4%, German or Dutch 2%3% speak English less than very wellSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 88°F, lows 62°FColdest month January: highs 32°F, lows 10°F25 in of rain a year, on about 45 dayswettest month May34 in of snow a year, on about 17 days33 days above 90°F, 156 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Armour station
Nearby landmarksLake Andeslake · 8.1 miSimpson Lake (historical)lake · 6.9 miJohnson Baybay · 7.6 miSource: USGS Geographic Names Information System
Parks and public landsLake Andes National Wildlife Refugenational wildlife refuge · 8.9 mi · 1,112 acresRed Lakestate recreation area · 10.3 mi · 912 acresLake Andes Unitsstate conservation land · 11.6 mi · 55 acresHanson Lakestate recreation area · 17.4 mi · 75 acresNorth Point Recreation Areastate recreation area · 17.7 mi · 897 acresKarl E. Mundt National Wildlife Refugenational wildlife refuge · 20.5 mi · 1,047 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes8 of magnitude 3 or more within 50 miles since 19702 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 4.3 on 3 Nov 200246 mi away, near Butte, NebraskaMost recent: magnitude 3.1 on 4 Jun 202129 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Very LowDouglas County, SD, compared with all US countiesHighest-rated hazardsIce storm Relatively ModerateDrought Relatively LowSource: FEMA National Risk Index (county level)
Air quality92% of days had good air in 2025320 of 348 days measured24 moderate, 4 unhealthy for sensitive groups daysMedian index 36, worst day 115main pollutant: ozoneSource: US EPA Air Quality Index, nearest monitors: Knox County, NE, 52 mi away
Internet at home87% of households have a broadband subscription68% have cable, fibre or DSL14% rely on a mobile data plan alone11% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterArmourserves 698 people from surface water purchasedNo health-based violations since 20211 monitoring or reporting violation since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the ZIP area
Elevation1,514 ft461 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalDouglas County Memorial Hospital1.5 miPost officeArmour Post Office1.1 miTown hallArmour City Hall1.0 miPoliceDouglas County Sheriff1.1 miFire stationArmour Fire Department1.3 miSource: USGS National Structures Dataset
SchoolsWithin 2 mi2 schools1 elementary, 1 highElementaryArmour Elementary School1.1 miHighArmour High School - 011.1 miSource: USGS National Structures Dataset
Getting aroundAirportSioux Falls Regional Airport FSD83 miInterstateI-9027 miUS highwayUS 2812.5 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 57313 ZIP area.