Local servicesHospitalDes Moines VA Medical Center5.7 miPost officeJohnston Post Office2.3 miTown hallJohnston City Hall2.0 miPoliceJohnston Police Department1.8 miFire stationCamp Dodge Fire Departmentunder a mileSource: USGS National Structures Dataset
SchoolsWithin 2 mi3 schools2 elementary, 1 middleElementaryBeaver Creek Elementary School1.5 miMiddleJohnston Middle School1.7 miElementaryWallace Elementary School1.8 miCollegeFaith Baptist Bible College and Theological Seminary5.7 miSource: USGS National Structures Dataset
Getting aroundAirportDes Moines International Airport DSM12 miInterstateI-353.0 miUS highwayUS 64.8 miAmtrakOsceola, IA OSC46 miCoachDes MoinesGreyhound8.1 miTransit1 stop within a mileDes Moines Area Regional Transit (DART)Sources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 50131 ZIP area.
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Local Information
Distances in these cards are measured from the centre of the 50131 ZIP area.
Daylight through the yearLongest day (Jun 21): 15 h 12 min5:40 am – 8:53 pmShortest day (Dec 21): 9 h 9 min7:38 am – 4:47 pm
Sun todaySunrise –Sunset –
People24,388 residentsin the ZIP code areaMedian age 38.59,659 householdsMedian household income $103,316Median home value $347,100Median rent $1,284 a month72% of homes owner-occupiedMedian property tax $6,556 a yearSource: US Census Bureau, American Community Survey 2019-2023
Work and commuting1.8% unemployment rate71% of adults are in the labour force, 12,525 employedMain industries: education and health care 27%, finance, insurance and real estate 18%, professional and business services 11%Average commute 19 minutes79% drive alone, 5% car-pool, 1% walk or cycle, 14% work from homeSource: US Census Bureau, American Community Survey 2019-2023, ZIP area
Education and languages58% of adults have a bachelor's degree or higher98% finished high school, 21% hold a graduate degreeLanguages at home: English only 88%, Russian or other Slavic 3%, Chinese 2%, other Asian or Pacific languages 2%3% speak English less than very wellSource: US Census Bureau, American Community Survey 2019-2023, ZIP area
ClimateWarmest month July: highs 85°F, lows 66°FColdest month January: highs 30°F, lows 13°F36 in of rain a year, on about 65 dayswettest month June38 in of snow a year, on about 26 days18 days above 90°F, 135 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Des Moines Wsfo-johnston station, 3 mi away
Nearby landmarksSaylorville Lakelake · 4.1 miHorseshoe Lakelake · 4.5 miFaith Baptist Bible College and Theological Seminarycollege · 5.7 miDes Moines Area Community College - Ankeny Campuscollege · 5.7 miBoatman Islandisland · 8.3 miRaccoon Riverriver · 9.9 miSource: USGS Geographic Names Information System
Parks and public landsDewey Parkpark · 1.9 miBeaver Creek Natural Resource Areapark · 2.1 mi · 161 acresMargo Frankel Woods State Parkstate park · 5.2 mi · 133 acresSaylorville Lakerecreation area · 4.2 mi · 86 acresBig Creek State Parkstate park · 6.2 miSaylorville Recreation Arearecreation area · 5.4 mi · 28,368 acresSource: USGS Protected Areas Database (PAD-US)
EarthquakesNone of magnitude 3 or more within 50 miles since 1970Source: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively ModeratePolk County, IA, compared with all US countiesHigher-risk hazardsStrong wind Very HighTornado Relatively HighHail Relatively HighHeat wave Relatively HighSource: FEMA National Risk Index (county level)
Air quality61% of days had good air in 2025224 of 365 days measured139 moderate, 2 unhealthy for sensitive groups daysMedian index 44, worst day 136main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, Polk County monitors, IA
Internet at home94% of households have a broadband subscription84% have cable, fibre or DSL7% rely on a mobile data plan alone3% have no internet at homeSource: US Census Bureau, American Community Survey 2019-2023
Drinking waterJohnston Municipal Water Supplyserves 24,897 people from surface water purchasedNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation826 ft252 m above sea levelSource: USGS 3D Elevation Program
