Daylight through the yearLongest day (Jun 21): 15 h 22 min5:15 am – 8:37 pmShortest day (Dec 21): 9 h 0 min7:22 am – 4:22 pm
Sun todaySunrise –Sunset –
People2,497 residentsin the ZIP code areaMedian age 49.11,028 householdsMedian household income $99,875Median home value $371,500Median rent $1,013 a month73% of homes owner-occupiedMedian property tax $4,363 a yearSource: US Census Bureau, American Community Survey 2020-2024
Work and commuting2.0% unemployment rate63% of adults are in the labour force, 1,353 employedMain industries: manufacturing 24%, education and health care 17%, retail 12%Average commute 33 minutes85% drive alone, 3% car-pool, 1% walk or cycle, 12% work from homeSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
Education and languages26% of adults have a bachelor's degree or higher95% finished high school, 7% hold a graduate degreeLanguages at home: English only 97%, Spanish 2%1% speak English less than very wellSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 82°F, lows 60°FColdest month January: highs 27°F, lows 11°F38 in of rain a year, on about 73 dayswettest month June51 in of snow a year, on about 36 days11 days above 90°F, 148 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Sullivan 3se station, 5 mi away
Nearby landmarksGolden Lakelake · 3.1 miGlacial Drumlin State Trail Sullivan Trailheadtrailhead · 1.3 miGoose Lakelake · 1.6 miOconomowoc Riverriver · 6.1 miGlacial Drumlin State Trail Dousman Trailheadtrailhead · 6.3 miHunters Millpond 17reservoir · 6.5 miSource: USGS Geographic Names Information System
Parks and public landsRem-Golden Lakestate recreation area · 2.6 miRome Pond Wildlife Areastate recreation area · 2.6 mi · 2,288 acresParadise Valley Wildlife Areastate recreation area · 3.5 mi · 1,784 acresStatewide Public Accessstate recreation area · 5.0 miOttawa Siatastate park · 7.8 mi · 55 acresJefferson Marsh State Wildlife And Natural Areastate recreation area · 6.9 mi · 3,326 acresSource: USGS Protected Areas Database (PAD-US)
EarthquakesNone of magnitude 3 or more within 50 miles since 1970Source: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively LowJefferson County, WI, compared with all US countiesHighest-rated hazardsHail Relatively ModerateTornado Relatively ModerateSource: FEMA National Risk Index (county level)
Air quality85% of days had good air in 2025168 of 198 days measured29 moderate, 1 unhealthy for sensitive groups daysMedian index 40, worst day 105main pollutant: ozoneSource: US EPA Air Quality Index, Jefferson County monitors, WI
Internet at home87% of households have a broadband subscription69% have cable, fibre or DSL13% rely on a mobile data plan alone6% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterSpacious Acres Mobile Home Communityserves 525 people from ground waterNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation840 ft256 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalOconomowoc Memorial Hospital7.4 miPost officeSullivan Post Office1.2 miTown hallSullivan Village Hall1.2 miPoliceSummit Police Department6.2 miFire stationSullivan Volunteer Fire Department1.3 miSource: USGS National Structures Dataset
SchoolsWithin 2 mi1 school1 elementaryElementarySullivan Elementary School1.0 miCollegeNashotah House Theological Seminary School9.3 miSource: USGS National Structures Dataset
Getting aroundAirportGeneral Mitchell International Airport MKE36 miInterstateI-942.9 miUS highwayUS 181.2 miAmtrakColumbus, WI CBS30 miCoachJohnson CreekJefferson Lines9.4 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 53178 ZIP area.
