Daylight through the yearLongest day (Jun 21): 14 h 52 min5:36 am – 8:28 pmShortest day (Dec 21): 9 h 29 min7:14 am – 4:43 pm
Sun todaySunrise –Sunset –
People4,232 residentsin the ZIP code areaMedian age 43.01,763 householdsMedian household income $61,191Median home value $111,400Median rent $913 a month67% of homes owner-occupiedMedian property tax $2,711 a yearSource: US Census Bureau, American Community Survey 2020-2024
Work and commuting4.9% unemployment rate67% of adults are in the labour force, 2,176 employedMain industries: education and health care 24%, manufacturing 16%, professional and business services 11%Average commute 25 minutes82% drive alone, 10% car-pool, 1% walk or cycle, 6% work from homeSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
Education and languages18% of adults have a bachelor's degree or higher91% finished high school, 6% hold a graduate degreeLanguages at home: English only 98%Source: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 89°F, lows 69°FColdest month January: highs 40°F, lows 24°F41 in of rain a year, on about 69 dayswettest month May14 in of snow a year, on about 9 days46 days above 90°F, 98 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Cahokia St Louis Ap station, 3 mi away; snow from Cahokia
Nearby landmarksLily Lakelake · 2.3 miTriple Lakeslake · under a mileOklahoma Hillpeak · 4.4 miArsenal Islandisland · 4.5 miRiver des Peresriver · 5.7 miEast Saint Louis Community Collegecollege · 6.7 miSource: USGS Geographic Names Information System
Parks and public landsGateway Arch National Parknational park · 6.9 mi · 85 acresKhoury League Fieldspark · 2.2 miCahokia Parkpark · 2.3 miFrank Holten State Parkstate park · 4.9 mi · 1,047 acresCahokia Courthouse State Historic Sitestate historic site · 3.7 miStemler Cave Woods State Natural Areastate conservation land · 4.2 mi · 386 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes11 of magnitude 3 or more within 50 miles since 19702 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 4.3 on 15 May 198336 mi away, near Pierron, IllinoisMost recent: magnitude 3.0 on 29 Dec 200328 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively HighSt. Clair County, IL, compared with all US countiesHigher-risk hazardsHeat wave Relatively HighHail Relatively HighCold wave Relatively HighTornado Relatively HighSource: FEMA National Risk Index (county level)
Air quality58% of days had good air in 2025213 of 365 days measured149 moderate, 2 unhealthy for sensitive groups, 1 unhealthy daysMedian index 47, worst day 161main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, Saint Clair County monitors, IL
Internet at home86% of households have a broadband subscription66% have cable, fibre or DSL14% rely on a mobile data plan alone11% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterDuposerves 4,684 people from ground waterNo health-based violations since 20211 monitoring or reporting violation since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation493 ft150 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalTouchette Regional Hospital4.1 miPost officeDupo Post Office2.9 miTown hallDupo Village Hall2.9 miPoliceDupo Police Department2.9 miFire stationCamp Jackson Fire Protection District2.7 miSource: USGS National Structures Dataset
SchoolsWithin 2 mi1 school1 otherSchoolFirst Baptist Academy1.7 miCollegeEast Saint Louis Community College6.7 miSource: USGS National Structures Dataset
Getting aroundAirportScott AFB/Midamerica Airport BLV17 miMajor airportSt. Louis Lambert International Airport STL19 miInterstateI-2552.1 miUS highwayUS 502.1 miAmtrakAlton, IL ALN27 miRail5TH & MISSOURI METROLINK STATIONMetro St. Louis6.9 miCoachSt. LouisExecutive Transportation7.3 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 62239 ZIP area.
