Local servicesHospitalOSF Saint Mary Medical Center3.0 miPost officeHenderson Post Officeunder a mileTown hallGalesburg City Hall5.9 miPoliceGalesburg Police Department5.9 miFire stationHenderson Township Fire Protection Districtunder a mileSource: USGS National Structures Dataset
Getting aroundAirportQuad City International Airport MLI30 miMajor airportChicago O'Hare International Airport ORD143 miInterstateI-743.2 miUS highwayUS 1502.9 miAmtrakGalesburg, IL GBB5.9 miCoachGalesburgJefferson Lines5.9 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 61439 ZIP area.
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Local Information
Distances in these cards are measured from the centre of the 61439 ZIP area.
Daylight through the yearLongest day (Jun 21): 15 h 8 min5:29 am – 8:37 pmShortest day (Dec 21): 9 h 13 min7:22 am – 4:36 pm
Sun todaySunrise –Sunset –
People268 residentsin the ZIP code areaMedian age 32.5108 householdsMedian household income $56,429Median home value $97,500Median rent $625 a month74% of homes owner-occupiedMedian property tax $1,705 a yearSource: US Census Bureau, American Community Survey 2019-2023
Work and commuting8.5% unemployment rate57% of adults are in the labour force, 97 employedMain industries: education and health care 25%, retail 19%, construction 12%Average commute 26 minutes99% drive alone, 1% work from homeSource: US Census Bureau, American Community Survey 2019-2023, ZIP area
Education and languages22% of adults have a bachelor's degree or higher75% finished high school, 2% hold a graduate degreeLanguages at home: English only 97%, Spanish 3%Source: US Census Bureau, American Community Survey 2019-2023, ZIP area
ClimateWarmest month July: highs 84°F, lows 65°FColdest month January: highs 30°F, lows 14°F39 in of rain a year, on about 70 dayswettest month May26 in of snow a year, on about 14 days16 days above 90°F, 129 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Galesburg station, 6 mi away
Parks and public landsLincoln Parkpark · 3.1 miLake Storey Parkpark · 3.5 mi · 220 acresVictoria State Habitat Areastate conservation land · 12.2 mi · 239 acresSnakeden Hollow State Fish and Wildlife Areastate conservation land · 13.1 mi · 2,487 acresBishop Hill Parkstate park · 16.8 miCitizen's Lakestate recreation area · 18.3 mi · 70 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 LowKnox County, IL, compared with all US countiesHigher-risk hazardsStrong wind Relatively HighSource: FEMA National Risk Index (county level)
Air quality67% of days had good air in 2025244 of 365 days measured119 moderate, 2 unhealthy daysMedian index 41, worst day 167main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, nearest monitors: Rock Island County, IL, 32 mi away
Internet at home86% of households have a broadband subscription61% have cable, fibre or DSL19% rely on a mobile data plan alone10% have no internet at homeSource: US Census Bureau, American Community Survey 2019-2023
Drinking waterHendersonserves 375 people from ground water purchased1 health-based violation since 2021latest Oct 2024: lead and copper, treatment technique13 monitoring or reporting violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation810 ft247 m above sea levelSource: USGS 3D Elevation Program
