Local servicesHospitalAvera Holy Family Hospital11.6 miPost officeDolliver Post Officeunder a mileTown hallGruver City Hall6.4 miPoliceArmstrong Police Department7.6 miFire stationGruver Fire Department Station 2under a mileSource: USGS National Structures Dataset
SchoolsWithin 2 miNo schools listedCollegeIowa Lakes Community College - Estherville Campus11.1 miSource: USGS National Structures Dataset
Distances in these cards are measured from the centre of the 50531 ZIP area.
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Local Information
Distances in these cards are measured from the centre of the 50531 ZIP area.
Daylight through the yearLongest day (Jun 21): 15 h 25 min5:37 am – 9:02 pmShortest day (Dec 21): 8 h 57 min7:48 am – 4:45 pm
Sun todaySunrise –Sunset –
People260 residentsin the ZIP code areaMedian age 59.0125 householdsMedian household income $105,375Median home value $128,10099% of homes owner-occupiedMedian property tax $1,315 a yearSource: US Census Bureau, American Community Survey 2019-2023
Work and commuting0.0% unemployment rate50% of adults are in the labour force, 120 employedMain industries: manufacturing 27%, transport, warehousing and utilities 23%, retail 13%Average commute 41 minutes90% drive alone, 9% car-pool, 2% work from homeSource: US Census Bureau, American Community Survey 2019-2023, ZIP area
Education and languages9% of adults have a bachelor's degree or higher98% 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 81°F, lows 60°FColdest month January: highs 23°F, lows 7°F29 in of rain a year, on about 52 dayswettest month June40 in of snow a year, on about 23 days10 days above 90°F, 161 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Estherville Muni Ap station, 8 mi away; snow from Swea City 5n
Nearby landmarksClear Lakelake · 5.5 miOkamanpeedan Lakelake · 3.1 miSource: USGS Geographic Names Information System
Parks and public landsOkamanpedan State Parkstate park · 2.6 miTuttle Lake Wetland Complex Wildlife Management Areastate conservation land · 2.6 mi · 556 acresTuttle Lake Recreation Areapark · 2.4 miBirge Lake Wildlife Management Areastate conservation land · 3.7 mi · 136 acresEast Swan Lake Wildlife Management Areastate conservation land · 4.3 mi · 839 acresCeylon State Wildlife Management Areastate conservation land · 4.3 mi · 149 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 LowEmmet 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, 26 mi away
Internet at home93% of households have a broadband subscription48% have cable, fibre or DSL17% rely on a mobile data plan alone7% have no internet at homeSource: US Census Bureau, American Community Survey 2019-2023
Drinking waterDolliver Muni Water Supplyserves 65 people from ground waterNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation1,265 ft386 m above sea levelSource: USGS 3D Elevation Program
