Daylight through the yearLongest day (Jun 21): 15 h 10 min5:41 am – 8:51 pmShortest day (Dec 21): 9 h 12 min7:37 am – 4:48 pm
Sun todaySunrise –Sunset –
People96 residentsin the ZIP code areaMedian age 55.544 householdsMedian household income $77,500Median home value $195,00068% of homes owner-occupiedMedian property tax $1,917 a yearSource: US Census Bureau, American Community Survey 2020-2024
ClimateWarmest month July: highs 86°F, lows 64°FColdest month January: highs 32°F, lows 12°F38 in of rain a year, on about 65 dayswettest month June31 in of snow a year, on about 15 days18 days above 90°F, 143 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Indianola 2w station, 6 mi away
Nearby landmarksLake Georgelake · 1.5 miLake Ahquabilake · 7.4 miSimpson Collegecollege · 9.7 miSource: USGS Geographic Names Information System
Parks and public landsLake Ahquabi State Parkstate park · 6.9 mi · 787 acresZo-El Annett Woodspark · 6.2 miHooper Wildlife Management Areastate conservation land · 7.5 mi · 483 acresRolling Thunder Prairie State Preservestate conservation land · 8.1 mi · 120 acresAnnett Nature Centerpark · 7.9 mi · 141 acresBanner Lakes At Summerset State Parkstate park · 12.9 mi · 218 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 LowWarren County, IA, compared with all US countiesHigher-risk hazardsDrought 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, nearest monitors: Polk County, IA, 27 mi away
Internet at home84% of households have a broadband subscription71% have cable, fibre or DSL7% rely on a mobile data plan alone0% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterSaint Marys Water Corporationserves 121 people from surface water purchasedNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation1,036 ft316 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalMadison County Hospital14.8 miPost officeSaint Marys Post Officeunder a mileTown hallSaint Charles City Hall4.0 miPoliceWarren County Sheriff's Office8.4 miFire stationSaint Marys Fire Departmentunder a mileSource: USGS National Structures Dataset
Getting aroundAirportDes Moines International Airport DSM16 miInterstateI-353.1 miUS highwayUS 698.8 miAmtrakOsceola, IA OSC19 miCoachOsceolaJefferson Lines19 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 50241 ZIP area.
