Daylight through the yearLongest day (Jun 21): 15 h 14 min5:17 am – 8:31 pmShortest day (Dec 21): 9 h 8 min7:16 am – 4:24 pm
Sun todaySunrise –Sunset –
People42,307 residentsin the ZIP code areaMedian age 40.115,350 householdsMedian household income $103,628Median home value $337,400Median rent $1,529 a month69% of homes owner-occupiedMedian property tax $8,008 a yearSource: US Census Bureau, American Community Survey 2020-2024
Work and commuting4.1% unemployment rate69% of adults are in the labour force, 23,005 employedMain industries: education and health care 21%, manufacturing 16%, professional and business services 11%Average commute 27 minutes71% drive alone, 10% car-pool, 2% take public transport, 1% walk or cycle, 15% work from homeSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
Education and languages43% of adults have a bachelor's degree or higher90% finished high school, 14% hold a graduate degreeLanguages at home: English only 61%, Spanish 15%, other Indo-European languages 11%, Russian or other Slavic 4%16% speak English less than very wellSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
Natural hazardsOverall risk Relatively HighDuPage County, IL, compared with all US countiesHigher-risk hazardsCold wave Very HighTornado Very HighStrong wind Very HighRiver flooding Relatively HighSource: FEMA National Risk Index (county level)
Air quality64% of days had good air in 2025233 of 365 days measured126 moderate, 5 unhealthy for sensitive groups, 1 unhealthy daysMedian index 42, worst day 158main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, DuPage County monitors, IL
Internet at home93% of households have a broadband subscription77% have cable, fibre or DSL12% rely on a mobile data plan alone4% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterCarol Streamserves 39,854 people from surface water purchasedNo health-based violations since 20214 monitoring or reporting violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
