Daylight through the yearLongest day (Jun 21): 15 h 12 min5:20 am – 8:32 pmShortest day (Dec 21): 9 h 9 min7:18 am – 4:27 pm
Sun todaySunrise –Sunset –
People4,285 residentsin the ZIP code areaMedian age 48.61,807 householdsMedian household income $113,411Median home value $257,400Median rent $1,388 a month85% of homes owner-occupiedMedian property tax $6,057 a yearSource: US Census Bureau, American Community Survey 2020-2024
Work and commuting3.1% unemployment rate66% of adults are in the labour force, 2,373 employedMain industries: education and health care 22%, professional and business services 13%, construction 12%Average commute 36 minutes79% drive alone, 8% car-pool, 2% walk or cycle, 11% work from homeSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
Education and languages32% of adults have a bachelor's degree or higher97% finished high school, 10% hold a graduate degreeLanguages at home: English only 93%, Spanish 3%, other languages 2%, Russian or other Slavic 1%2% speak English less than very wellSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 84°F, lows 62°FColdest month January: highs 31°F, lows 15°F34 in of rain a year, on about 67 dayswettest month May30 in of snow a year, on about 18 days16 days above 90°F, 142 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Chicago Aurora Muni Ap station, 14 mi away; snow from Shabbona 3s
Parks and public landsSomonauk Community Parkpark · 2.8 miMilestone Parkpark · 3.8 miJay Woods Forest Preservestate conservation land · 6.9 mi · 116 acresSilver Springsstate park · 8.9 mi · 1,189 acresShabbona Lake State Parkstate recreation area · 8.9 mi · 1,531 acresGlen D. Palmers State Game Farmstate conservation land · 12.7 miSource: USGS Protected Areas Database (PAD-US)
Earthquakes8 of magnitude 3 or more within 50 miles since 19702 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 4.2 on 28 Jun 200417 mi away, near Dayton, IllinoisMost recent: magnitude 3.1 on 15 Jul 20242 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively LowDeKalb County, IL, compared with all US countiesHigher-risk hazardsCold wave Relatively HighSource: FEMA National Risk Index (county level)
Air quality62% of days had good air in 2025226 of 365 days measured130 moderate, 8 unhealthy for sensitive groups, 1 unhealthy daysMedian index 45, worst day 165main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, nearest monitors: Kane County, IL, 24 mi away
Internet at home93% of households have a broadband subscription78% have cable, fibre or DSL9% rely on a mobile data plan alone6% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterSomonaukserves 1,860 people from ground waterNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation709 ft216 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalNorthwestern Medicine Valley West Hospital4.5 miPost officeSomonauk Post Office2.6 miTown hallSomonauk Village Hall2.7 miPoliceSomonauk Police Department2.6 miFire stationSomonauk Community Fire Protection District2.6 miSource: USGS National Structures Dataset
SchoolsWithin 2 miNo schools listedCollegeWaubonsee Community College - Plano Campus10.3 miSource: USGS National Structures Dataset
Getting aroundAirportChicago Rockford International Airport RFD42 miMajor airportChicago O'Hare International Airport ORD47 miInterstateI-8815 miUS highwayUS 342.5 miAmtrakPlano, IL PLO8.7 miCoachDekalb Holmes Student CenterGreyhound19 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 60552 ZIP area.
