Local servicesHospitalGrinnell Regional Medical Center8.8 miPost officeMalcom Post Office2.3 miTown hallMalcom City Office2.3 miPoliceGrinnell Police Department8.5 miFire stationMalcom Volunteer Fire Department2.3 miSource: USGS National Structures Dataset
Getting aroundAirportThe Eastern Iowa Airport CID45 miMajor airportDes Moines International Airport DSM58 miInterstateI-8011 miUS highwayUS 63under a mileAmtrakOttumwa, IA OTM50 miCoachGrinnellGreyhound8.9 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 50157 ZIP area.
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Local Information
Distances in these cards are measured from the centre of the 50157 ZIP area.
Daylight through the yearLongest day (Jun 21): 15 h 13 min5:35 am – 8:48 pmShortest day (Dec 21): 9 h 9 min7:34 am – 4:42 pm
Sun todaySunrise –Sunset –
People686 residentsin the ZIP code areaMedian age 41.0299 householdsMedian household income $59,583Median home value $101,000Median rent $773 a month71% of homes owner-occupiedMedian property tax $1,291 a yearSource: US Census Bureau, American Community Survey 2019-2023
Work and commuting13.3% unemployment rate68% of adults are in the labour force, 325 employedMain industries: farming, forestry and mining 21%, education and health care 19%, manufacturing 18%Average commute 17 minutes89% drive alone, 7% car-pool, 2% walk or cycle, 3% work from homeSource: US Census Bureau, American Community Survey 2019-2023, ZIP area
Education and languages16% of adults have a bachelor's degree or higher86% finished high school, 2% hold a graduate degreeLanguages at home: English only 88%, Spanish 12%7% speak English less than very wellSource: US Census Bureau, American Community Survey 2019-2023, ZIP area
ClimateWarmest month July: highs 83°F, lows 62°FColdest month January: highs 28°F, lows 10°F38 in of rain a year, on about 69 dayswettest month June31 in of snow a year, on about 20 days11 days above 90°F, 157 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Grinnell 3 Sw station, 10 mi away
Nearby landmarksHoliday Lakelake · 8.0 miGrinnell Collegecollege · 8.1 miLake Arborlake · 8.8 miSource: USGS Geographic Names Information System
Parks and public landsGrinnell Athletic & Recreation Centerpark · 7.2 mi · 61 acresMiller Parkpark · 8.0 miFleming Woods State Preservestate conservation land · 11.7 miRock Creek State Parkstate park · 13.9 mi · 1,302 acresRock Creek Wildlife Management Areastate conservation land · 14.1 mi · 849 acresMillgrove Accessstate recreation area · 15.5 mi · 168 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 LowPoweshiek County, IA, compared with all US countiesHigher-risk hazardsDrought Relatively HighSource: FEMA National Risk Index (county level)
Air quality70% of days had good air in 2025256 of 365 days measured105 moderate, 3 unhealthy for sensitive groups, 1 unhealthy daysMedian index 37, worst day 159main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, nearest monitors: Johnson County, IA, 50 mi away
Internet at home86% of households have a broadband subscription37% have cable, fibre or DSL48% rely on a mobile data plan alone13% have no internet at homeSource: US Census Bureau, American Community Survey 2019-2023
Drinking waterMalcom Water Supplyserves 270 people from ground water purchasedNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation954 ft291 m above sea levelSource: USGS 3D Elevation Program
