Daylight through the yearLongest day (Jun 21): 15 h 23 min5:57 am – 9:19 pmShortest day (Dec 21): 9 h 0 min8:05 am – 5:04 pm
Sun todaySunrise –Sunset –
People236 residentsin the ZIP code areaMedian age 49.293 householdsMedian household income $46,875Median home value $61,40093% of homes owner-occupiedMedian property tax $1,063 a yearSource: US Census Bureau, American Community Survey 2020-2024
Work and commuting0.0% unemployment rate72% of adults are in the labour force, 141 employedMain industries: farming, forestry and mining 26%, education and health care 21%, transport, warehousing and utilities 21%Average commute 18 minutes66% drive alone, 9% car-pool, 9% walk or cycle, 16% work from homeSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
Education and languages19% of adults have a bachelor's degree or higher94% finished high school, 5% hold a graduate degreeLanguages at home: English only 100%Source: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 87°F, lows 62°FColdest month January: highs 31°F, lows 11°F26 in of rain a year, on about 48 dayswettest month May37 in of snow a year, on about 14 days26 days above 90°F, 162 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Bonesteel station, 11 mi away
Parks and public landsHerrick Lakestate recreation area · 2.5 mi · 158 acresBurke Lakestate recreation area · 6.1 mi · 205 acresWhetstone Bay Recreation Areastate recreation area · 13.0 mi · 79 acresPlatte Creek Recreation Areastate recreation area · 14.2 mi · 254 acresFairfax Damstate conservation land · 14.8 mi · 53 acresFrancis Case Recreation Arearecreation area · 16.6 mi · 102,941 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes4 of magnitude 3 or more within 50 miles since 19701 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 4.3 on 3 Nov 200228 mi away, near Butte, NebraskaMost recent: magnitude 3.1 on 4 Jun 202123 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Very LowGregory County, SD, compared with all US countiesHighest-rated hazardsCold wave Relatively ModerateWinter weather Relatively ModerateSource: FEMA National Risk Index (county level)
Air quality92% of days had good air in 2025320 of 348 days measured24 moderate, 4 unhealthy for sensitive groups daysMedian index 36, worst day 115main pollutant: ozoneSource: US EPA Air Quality Index, nearest monitors: Knox County, NE, 72 mi away
Internet at home95% of households have a broadband subscription83% have cable, fibre or DSL9% rely on a mobile data plan alone5% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterTripp County Water User Districtserves 4,860 people from ground waterNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system in the county
Elevation2,142 ft653 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalCommunity Memorial Hospital8.1 miPost officeHerrick Post Office1.6 miPoliceGregory County Sheriff7.9 miFire stationBurke Volunteer Fire Department8.0 miSource: USGS National Structures Dataset
Getting aroundAirportPierre Regional Airport PIR104 miUS highwayUS 18under a mileSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 57538 ZIP area.