Local servicesHospitalUnityPoint Health - Jones Regional Medical Center14.6 miPost officeOnslow Post Office2.9 miTown hallOnslow Town Hall2.9 miFire stationOnslow Fire Department and First Responders2.9 miSource: USGS National Structures Dataset
SchoolsWithin 2 miNo schools listedCollegeKirkwood Community College Jones County Regional Center Regional Center11.3 miSource: USGS National Structures Dataset
Getting aroundAirportDubuque Regional Airport DBQ23 miMajor airportDes Moines International Airport DSM144 miInterstateI-8035 miUS highwayUS 151 Bus11 miCoachDubuqueJefferson Lines30 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 52321 ZIP area.
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Local Information
Distances in these cards are measured from the centre of the 52321 ZIP area.
Daylight through the yearLongest day (Jun 21): 15 h 16 min5:28 am – 8:43 pmShortest day (Dec 21): 9 h 6 min7:29 am – 4:35 pm
Sun todaySunrise –Sunset –
People456 residentsin the ZIP code areaMedian age 40.8167 householdsMedian household income $71,250Median home value $121,400Median rent $783 a month85% of homes owner-occupiedMedian property tax $2,029 a yearSource: US Census Bureau, American Community Survey 2019-2023
Work and commuting0.4% unemployment rate67% of adults are in the labour force, 232 employedMain industries: farming, forestry and mining 30%, manufacturing 13%, finance, insurance and real estate 13%Average commute 31 minutes55% drive alone, 11% car-pool, 33% work from homeSource: US Census Bureau, American Community Survey 2019-2023, ZIP area
Education and languages12% of adults have a bachelor's degree or higher99% finished high school, 3% hold a graduate degreeLanguages at home: English only 100%Source: US Census Bureau, American Community Survey 2019-2023, ZIP area
ClimateWarmest month July: highs 83°F, lows 63°FColdest month January: highs 27°F, lows 11°F39 in of rain a year, on about 68 dayswettest month June31 in of snow a year, on about 21 days11 days above 90°F, 153 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Cascade station, 11 mi away
Nearby landmarksGoose Rockpeak · 5.5 miSquirrel Islandisland · 6.7 miCentral Park Lakelake · 8.3 miChimney Rockpeak · 7.4 miOzark Springsspring · 7.7 miSource: USGS Geographic Names Information System
Parks and public landsCanton Accessstate recreation area · 4.8 miIndian Bluffs Wildlife Management Areastate conservation land · 6.3 mi · 830 acresSearryl's Cave State Preservestate conservation land · 6.4 miPine Valley Nature Areapark · 6.3 mi · 643 acresPictured Rocks Wildlife Management Areastate conservation land · 7.0 mi · 726 acresPictured Rocks County Parkpark · 7.6 mi · 63 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 LowJones County, IA, compared with all US countiesHighest-rated hazardsDrought Relatively ModerateStrong wind Relatively ModerateSource: FEMA National Risk Index (county level)
Air quality59% of days had good air in 2025217 of 365 days measured145 moderate, 2 unhealthy for sensitive groups, 1 unhealthy daysMedian index 45, worst day 166main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, nearest monitors: Clinton County, IA, 29 mi away
Internet at home73% of households have a broadband subscription67% have cable, fibre or DSL6% rely on a mobile data plan alone27% have no internet at homeSource: US Census Bureau, American Community Survey 2019-2023
Drinking waterOnslow Water Supplyserves 201 people from ground waterNo health-based violations since 20211 monitoring or reporting violation since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation848 ft258 m above sea levelSource: USGS 3D Elevation Program
