Local servicesHospitalOrange City Area Health System Main Campus3.0 miPost officeAlton Post Office1.2 miTown hallAlton City Hall1.2 miPoliceOrange City Police Department3.8 miFire stationAlton Fire Department and Emergency Medical Services1.3 miSource: USGS National Structures Dataset
SchoolsWithin 2 mi2 schools1 middle, 1 otherMiddleMaurice - Orange City - Floyd Valley Middle School1.4 miSchoolSpalding Catholic School - Alton Center1.5 miCollegeNorthwestern College3.7 miSource: USGS National Structures Dataset
Getting aroundAirportSioux Gateway Airport / Brigadier General Bud Day Field SUX46 miMajor airportEppley Airfield OMA117 miUS highwayUS 759.5 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 51003 ZIP area.
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Local Information
Distances in these cards are measured from the centre of the 51003 ZIP area.
Daylight through the yearLongest day (Jun 21): 15 h 22 min5:44 am – 9:06 pmShortest day (Dec 21): 9 h 0 min7:51 am – 4:52 pm
Sun todaySunrise –Sunset –
People1,815 residentsin the ZIP code areaMedian age 34.7708 householdsMedian household income $85,909Median home value $226,300Median rent $750 a month88% of homes owner-occupiedMedian property tax $2,568 a yearSource: US Census Bureau, American Community Survey 2019-2023
Work and commuting1.8% unemployment rate76% of adults are in the labour force, 1,044 employedMain industries: education and health care 24%, manufacturing 16%, retail 11%Average commute 15 minutes86% drive alone, 6% car-pool, 2% walk or cycle, 5% work from homeSource: US Census Bureau, American Community Survey 2019-2023, ZIP area
Education and languages27% of adults have a bachelor's degree or higher96% finished high school, 5% hold a graduate degreeLanguages at home: English only 94%, Spanish 4%, other Indo-European languages 1%Source: US Census Bureau, American Community Survey 2019-2023, ZIP area
ClimateWarmest month July: highs 85°F, lows 62°FColdest month January: highs 27°F, lows 9°F30 in of rain a year, on about 57 dayswettest month June35 in of snow a year, on about 18 days23 days above 90°F, 154 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Sioux Ctr 2 Se station, 10 mi away
Nearby landmarksNorthwestern Collegecollege · 3.7 miSource: USGS Geographic Names Information System
Parks and public landsEast Side Parkpark · 1.0 miAlton Roadside Parkpark · 1.0 miSource: 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 3.0 on 10 Dec 202350 mi away, near Wakonda, South DakotaMost recent: magnitude 3.0 on 10 Dec 202350 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively LowSioux County, IA, compared with all US countiesHigher-risk hazardsHail Relatively HighWinter weather Relatively HighSource: FEMA National Risk Index (county level)
Air quality88% of days had good air in 2025308 of 351 days measured41 moderate, 2 unhealthy for sensitive groups daysMedian index 34, worst day 117main pollutant: ozoneSource: US EPA Air Quality Index, nearest monitors: Clay County, SD, 51 mi away
Internet at home88% of households have a broadband subscription72% have cable, fibre or DSL11% rely on a mobile data plan alone9% have no internet at homeSource: US Census Bureau, American Community Survey 2019-2023
Drinking waterAlton Municipal Water Departmentserves 1,248 people from ground water purchasedNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation1,353 ft412 m above sea levelSource: USGS 3D Elevation Program
