Local servicesHospitalMemorial Hospital of Sweetwater County17.9 miPost officeSuperior Post Office3.3 miTown hallSuperior Town Hall3.5 miFire stationSuperior Volunteer Fire Department3.2 miSource: USGS National Structures Dataset
Getting aroundAirportSouthwest Wyoming Regional Airport RKS11 miInterstateI-802.7 miUS highwayUS 302.7 miCoachRock Springs WY (RSY)Greyhound19 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 82945 ZIP area.
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Local Information
Distances in these cards are measured from the centre of the 82945 ZIP area.
Daylight through the yearLongest day (Jun 21): 15 h 13 min5:41 am – 8:53 pmShortest day (Dec 21): 9 h 9 min7:39 am – 4:48 pm
Sun todaySunrise –Sunset –
People236 residentsin the ZIP code areaMedian age 44.990 householdsMedian household income $66,66787% of homes owner-occupiedMedian property tax $291 a yearSource: US Census Bureau, American Community Survey 2019-2023
Education and languages10% of adults have a bachelor's degree or higher82% finished high school, 6% hold a graduate degreeLanguages at home: English only 100%Source: US Census Bureau, American Community Survey 2019-2023, ZIP area
ClimateWarmest month July: highs 84°F, lows 55°FColdest month January: highs 30°F, lows 14°F8 in of rain a year, on about 23 dayswettest month May54 in of snow a year, on about 42 days10 days above 90°F, 189 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Rock Springs Ap station, 11 mi away
Parks and public landsPoint of Rocks Stage Stationstate historic site · 8.1 miAeromodelers Recreation Arearecreation area · 9.6 miRock Springstate park · 17.1 miAshley National Forestnational forest · 40.0 mi · 96,106 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes42 of magnitude 3 or more within 50 miles since 19701 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 4.3 on 30 Jan 200045 mi away, near Little America, WyomingMost recent: magnitude 3.4 on 15 Sep 202649 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Very LowSweetwater County, WY, compared with all US countiesHigher-risk hazardsWinter weather Relatively HighSource: FEMA National Risk Index (county level)
Air quality73% of days had good air in 2025266 of 365 days measured91 moderate, 8 unhealthy for sensitive groups daysMedian index 44, worst day 118main pollutant: ozoneSource: US EPA Air Quality Index, Sweetwater County monitors, WY
Internet at home69% of households have a broadband subscription57% have cable, fibre or DSL12% rely on a mobile data plan alone24% have no internet at homeSource: US Census Bureau, American Community Survey 2019-2023
Drinking waterTown of Superiorserves 336 people from ground water2 health-based violations since 2021latest Jan 2025: lead and copper, treatment technique12 monitoring or reporting violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation6,634 ft2,022 m above sea levelSource: USGS 3D Elevation Program
