Local servicesHospitalHancock County Memorial Hospital11.2 miPost officeCorwith Post Office1.0 miTown hallCorwith City Hall1.0 miPoliceKanawha Police Department8.8 miFire stationCorwith Fire Station and EMS1.1 miSource: USGS National Structures Dataset
Getting aroundAirportFort Dodge Regional Airport FOD32 miMajor airportDes Moines International Airport DSM101 miInterstateI-3531 miUS highwayUS 188.2 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 50430 ZIP area.
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Local Information
Distances in these cards are measured from the centre of the 50430 ZIP area.
Daylight through the yearLongest day (Jun 21): 15 h 22 min5:36 am – 8:58 pmShortest day (Dec 21): 9 h 1 min7:43 am – 4:44 pm
Sun todaySunrise –Sunset –
People524 residentsin the ZIP code areaMedian age 34.2214 householdsMedian household income $57,250Median home value $70,800Median rent $944 a month81% of homes owner-occupiedMedian property tax $800 a yearSource: US Census Bureau, American Community Survey 2019-2023
Work and commuting0.9% unemployment rate66% of adults are in the labour force, 209 employedMain industries: farming, forestry and mining 28%, education and health care 26%, manufacturing 13%Average commute 20 minutes76% drive alone, 9% car-pool, 2% walk or cycle, 13% work from homeSource: US Census Bureau, American Community Survey 2019-2023, ZIP area
Education and languages14% of adults have a bachelor's degree or higher88% finished high school, 1% hold a graduate degreeLanguages at home: English only 86%, Spanish 14%1% speak English less than very wellSource: US Census Bureau, American Community Survey 2019-2023, ZIP area
ClimateWarmest month July: highs 82°F, lows 62°FColdest month January: highs 24°F, lows 6°F34 in of rain a year, on about 65 dayswettest month June35 in of snow a year, on about 25 days8 days above 90°F, 160 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Britt 3e station, 14 mi away; snow from Kanawha
Nearby landmarksMiddle Branch Boone Riverriver · 6.3 miEast Branch Boone Riverriver · 6.4 miSource: USGS Geographic Names Information System
Parks and public landsEast Twin Lake Wildlife Management Areastate conservation land · 12.7 mi · 300 acresAmbrose A. Call State Parkstate park · 15.3 mi · 128 acresEast Fork DSM River Wildlife Management Areastate conservation land · 13.8 mi · 116 acresEagle Lake (Hancock) Wetland Complexstate conservation land · 14.1 mi · 763 acresUnion Slough National Wildlife Refugenational wildlife refuge · 20.5 mi · 2,834 acresHarbor Inn Parkstate park · 26.2 miSource: USGS Protected Areas Database (PAD-US)
EarthquakesNone of magnitude 3 or more within 50 miles since 1970Source: USGS Earthquake Catalog
Natural hazardsOverall risk Very LowHancock County, IA, compared with all US countiesHigher-risk hazardsDrought Relatively HighSource: FEMA National Risk Index (county level)
Air quality72% of days had good air in 2025263 of 364 days measured92 moderate, 9 unhealthy for sensitive groups daysMedian index 40, worst day 134main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, nearest monitors: Palo Alto County, IA, 37 mi away
Internet at home81% of households have a broadband subscription46% have cable, fibre or DSL31% rely on a mobile data plan alone13% have no internet at homeSource: US Census Bureau, American Community Survey 2019-2023
Drinking waterCorwith Water Supplyserves 266 people from ground waterNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation1,173 ft358 m above sea levelSource: USGS 3D Elevation Program
