Daylight through the yearLongest day (Jun 21): 15 h 20 min5:35 am – 8:55 pmShortest day (Dec 21): 9 h 2 min7:40 am – 4:42 pm
Sun todaySunrise –Sunset –
People228 residentsin the ZIP code areaMedian age 34.284 householdsMedian household income $62,917Median home value $90,000Median rent $693 a month74% of homes owner-occupiedMedian property tax $1,310 a yearSource: US Census Bureau, American Community Survey 2020-2024
Education and languages11% of adults have a bachelor's degree or higher90% finished high school, 0% hold a graduate degreeLanguages at home: English only 65%, Spanish 35%22% speak English less than very wellSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 83°F, lows 62°FColdest month January: highs 25°F, lows 8°F38 in of rain a year, on about 67 dayswettest month June30 in of snow a year, on about 16 days12 days above 90°F, 157 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Hampton station, 9 mi away; snow from Popejoy 1s
Nearby landmarksBeeds Lakelake · 6.8 miSource: USGS Geographic Names Information System
Parks and public landsInterstate Lake Parkpark · 2.3 miCoulter Marsh Wildlife Management Areastate conservation land · 3.4 mi · 185 acresBeed's Lake State Parkstate park · 6.4 mi · 289 acresBeeds Lake Wildlife Management Areastate conservation land · 7.4 miMallory Memorial Parkpark · 8.4 mi · 71 acresWhitetail Flats Wildlife Management Areastate conservation land · 10.1 mi · 399 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 LowFranklin County, IA, compared with all US countiesHigher-risk hazardsDrought Relatively HighSource: FEMA National Risk Index (county level)
Air quality53% of days had good air in 2025195 of 365 days measured168 moderate, 1 unhealthy for sensitive groups, 1 unhealthy daysMedian index 49, worst day 158main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, nearest monitors: Black Hawk County, IA, 57 mi away
Internet at home75% of households have a broadband subscription37% have cable, fibre or DSL33% rely on a mobile data plan alone25% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterCoulter Water Supplyserves 219 people from ground waterNo health-based violations since 20212 monitoring or reporting violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation1,236 ft377 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalFranklin General Hospital9.4 miPost officeCoulter Post Officeunder a mileTown hallCoulter City Hallunder a milePoliceFranklin County Sheriff's Office7.9 miFire stationCoulter Volunteer Fire Departmentunder a mileSource: USGS National Structures Dataset
Getting aroundAirportMason City Municipal Airport MCW29 miMajor airportDes Moines International Airport DSM84 miInterstateI-351.5 miUS highwayUS 6913 miCoachLatimer (Dudley's Corner)Jefferson Lines1.3 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 50431 ZIP area.
