Daylight through the yearLongest day (Jun 21): 15 h 43 min5:39 am – 9:22 pmShortest day (Dec 21): 8 h 41 min8:06 am – 4:47 pm
Sun todaySunrise –Sunset –
People215 residentsin the ZIP code areaMedian age 54.463 householdsMedian household income $55,938Median home value $365,00081% of homes owner-occupiedMedian property tax $2,114 a yearSource: US Census Bureau, American Community Survey 2020-2024
Education and languages39% of adults have a bachelor's degree or higher97% finished high school, 7% hold a graduate degreeLanguages at home: English only 99%Source: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 85°F, lows 46°FColdest month December: highs 35°F, lows 12°F9 in of rain a year, on about 28 dayswettest month June15 in of snow a year, on about 11 days17 days above 90°F, 206 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Twin Bridges station, 10 mi away; snow from Divide
Nearby landmarks02S06W01CCCD02 Springspring · under a mile02S06W01CCCD01 Springspring · under a mileBulldog Mountainpeak · 3.2 miMiller Reservoirreservoir · 2.8 miIronrod Hillspeak · 2.8 miNelson Reservoirreservoir · 3.1 miSource: USGS Geographic Names Information System
Parks and public landsSilver Star Fishing Access Sitestate recreation area · under a mileBeaverhead National Forestnational forest · 3.3 mi · 2,137,454 acresParrot Castle Fishing Access Sitestate recreation area · 12.0 miPiedmont Pond Fishing Access Sitestate recreation area · 13.7 miDeerlodge National Forestnational forest · 16.1 mi · 1,228,464 acresKountz Bridge Fishing Access Sitestate recreation area · 15.3 miSource: USGS Protected Areas Database (PAD-US)
Earthquakes186 of magnitude 3 or more within 50 miles since 197020 of magnitude 4+, 1 of magnitude 5+Largest: magnitude 5.6 on 26 Jul 200527 mi away, near Dillon, MontanaMost recent: magnitude 3.0 on 27 Apr 202620 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Very LowMadison County, MT, compared with all US countiesHigher-risk hazardsAvalanche Very HighSource: FEMA National Risk Index (county level)
Air quality85% of days had good air in 2025310 of 365 days measured55 moderate daysMedian index 28, worst day 96main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, nearest monitors: Silver Bow County, MT, 23 mi away
Internet at home75% of households have a broadband subscription51% have cable, fibre or DSL6% rely on a mobile data plan alone25% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterBig Sky County Water and Sewer Dist 363serves 4,132 people from ground waterNo health-based violations since 20211 monitoring or reporting violation since 2021Source: US EPA Safe Drinking Water Information System, largest system in the county
Elevation4,828 ft1,472 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalRuby Valley Hospital17.2 miPost officeSilver Star Post Officeunder a mileSource: USGS National Structures Dataset
Getting aroundAirportBert Mooney Airport BTM21 miInterstateI-9015 miUS highwayOld US Hwy 1010 miCoachMelroseSalt Lake Express19 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 59751 ZIP area.
