Local servicesHospitalMonument Health Spearfish Hospital6.9 miPost officeSaint Onge Post Office2.4 miTown hallSpearfish City Hall7.4 miPoliceSpearfish Police Department7.4 miFire stationSaint Onge Volunteer Fire Department2.4 miSource: USGS National Structures Dataset
SchoolsWithin 2 miNo schools listedCollegeBlack Hills State University7.4 miSource: USGS National Structures Dataset
Getting aroundAirportRapid City Regional Airport RAP50 miInterstateI-906.0 miUS highwayUS 855.1 miCoachSpearfishJefferson Lines7.5 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 57779 ZIP area.
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Local Information
Distances in these cards are measured from the centre of the 57779 ZIP area.
Daylight through the yearLongest day (Jun 21): 15 h 34 min5:10 am – 8:43 pmShortest day (Dec 21): 8 h 49 min7:28 am – 4:17 pm
Sun todaySunrise –Sunset –
People347 residentsin the ZIP code areaMedian age 53.3174 householdsMedian home value $286,400100% of homes owner-occupiedMedian property tax $2,554 a yearSource: US Census Bureau, American Community Survey 2020-2024
Work and commuting0.0% unemployment rate78% of adults are in the labour force, 258 employedMain industries: wholesale trade 27%, professional and business services 22%, hospitality, food and recreation 16%Average commute 29 minutes100% drive aloneSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
Education and languages67% of adults have a bachelor's degree or higher100% finished high school, 0% hold a graduate degreeLanguages at home: English only 80%, Spanish 20%8% speak English less than very wellSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 84°F, lows 58°FColdest month January: highs 36°F, lows 16°F21 in of rain a year, on about 53 dayswettest month May71 in of snow a year, on about 24 days26 days above 90°F, 144 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Spearfish station, 7 mi away
Parks and public landsLookout Mountain Parkpark · 5.6 mi · 906 acresMeier Property Parkpark · 6.2 miBeilage Hepler Game Production Areastate conservation land · 7.9 mi · 988 acresHarrison-badger-trucano Game Production Areastate conservation land · 9.0 mi · 2,156 acresRocky Point Recreation Areastate recreation area · 10.0 mi · 394 acresCoxes-mirror Lakesstate recreation area · 11.5 mi · 1,034 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes2 of magnitude 3 or more within 50 miles since 19701 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 4.2 on 25 Sep 200938 mi away, near Alzada, MontanaMost recent: magnitude 4.2 on 25 Sep 200938 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively LowLawrence County, SD, compared with all US countiesHigher-risk hazardsWinter weather Relatively HighSource: FEMA National Risk Index (county level)
Air quality97% of days had good air in 2025342 of 351 days measured9 moderate daysMedian index 36, worst day 71main pollutant: ozoneSource: US EPA Air Quality Index, nearest monitors: Meade County, SD, 52 mi away
Internet at home94% of households have a broadband subscription48% have cable, fibre or DSL29% rely on a mobile data plan alone6% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterSaint Onge Sewer & Water Coserves 255 people from ground waterNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the ZIP area
Elevation3,382 ft1,031 m above sea levelSource: USGS 3D Elevation Program
