Daylight through the yearLongest day (Jun 21): 15 h 1 min5:29 am – 8:30 pmShortest day (Dec 21): 9 h 20 min7:16 am – 4:36 pm
Sun todaySunrise –Sunset –
People1,677 residentsin the ZIP code areaMedian age 43.9686 householdsMedian household income $121,429Median home value $198,100Median rent $943 a month91% of homes owner-occupiedMedian property tax $4,399 a yearSource: US Census Bureau, American Community Survey 2020-2024
Work and commuting0.8% unemployment rate63% of adults are in the labour force, 837 employedMain industries: education and health care 33%, public administration 14%, finance, insurance and real estate 11%Average commute 27 minutes72% drive alone, 4% car-pool, 23% work from homeSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
Education and languages47% of adults have a bachelor's degree or higher94% finished high school, 15% hold a graduate degreeLanguages at home: English only 98%Source: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 87°F, lows 66°FColdest month January: highs 36°F, lows 20°F38 in of rain a year, on about 68 dayswettest month June22 in of snow a year, on about 16 days28 days above 90°F, 111 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Springfield Capital Ap station, 12 mi away
Parks and public landsSamuel H Jones Parkpark · 1.1 miWaldrop Parkpark · 5.8 mi · 51 acresCamp Butler National Cemeteryhistoric site · 8.7 miCarpenter Park Nature Preservestate conservation land · 8.6 mi · 383 acresEdward R. Madigan State Parkstate park · 11.9 mi · 970 acresLincoln Home National Historic Sitehistoric site · 13.0 miSource: USGS Protected Areas Database (PAD-US)
Earthquakes1 of magnitude 3 or more within 50 miles since 19700 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 3.8 on 20 Jan 202643 mi away, near Ohlman, IllinoisMost recent: magnitude 3.8 on 20 Jan 202643 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively ModerateSangamon County, IL, compared with all US countiesHigher-risk hazardsTornado Relatively HighCold wave Relatively HighDrought Relatively HighHail Relatively HighSource: FEMA National Risk Index (county level)
Air quality70% of days had good air in 2025256 of 365 days measured106 moderate, 3 unhealthy for sensitive groups daysMedian index 41, worst day 142main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, Sangamon County monitors, IL
Internet at home93% of households have a broadband subscription61% have cable, fibre or DSL26% rely on a mobile data plan alone7% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterWilliamsvilleserves 6,198 people from surface water purchasedNo health-based violations since 20212 monitoring or reporting violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation571 ft174 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalHospital Sister's Health System - Saint John's Children's Hospital12.5 miPost officeWilliamsville Post Office1.7 miTown hallWilliamsville Village Hall1.8 miPoliceWilliamsville Police Department1.8 miFire stationWilliamsville Fire Protection District2.0 miSource: USGS National Structures Dataset
SchoolsWithin 2 mi3 schools1 elementary, 1 middle, 1 highMiddleWilliamsville Junior High School1.8 miElementaryWilliamsville 5th Grade Center1.9 miHighWilliamsville High School1.9 miCollegeMidwest Technical Institute9.1 miSource: USGS National Structures Dataset
Getting aroundAirportAbraham Lincoln Capital Airport SPI12 miMajor airportSt. Louis Lambert International Airport STL95 miInterstateI-551.4 miUS highwayUS 368.3 miAmtrakSpringfield, IL SPI13 miCoachSpringfield Smtd Transfer CenterFlixBus13 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 62693 ZIP area.
