Local servicesHospitalMorris Hospital and Healthcare Center9.4 miPost officeSeneca Post Office1.2 miTown hallSeneca City Hall1.2 miPoliceSeneca Police Department1.2 miFire stationSeneca Fire Protection and Ambulance District1.2 miSource: USGS National Structures Dataset
SchoolsWithin 2 mi2 schools1 elementary, 1 highHighSeneca Township High School1.2 miElementarySeneca Grade School1.7 miCollegeMorris Education Center of Joliet Junior College9.0 miSource: USGS National Structures Dataset
Getting aroundAirportChicago Midway International Airport MDW54 miInterstateI-803.0 miUS highwayUS 6under a mileAmtrakDwight, IL DWT19 miCoachOglesby Mcdonald'SGreyhound25 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 61360 ZIP area.
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Local Information
Distances in these cards are measured from the centre of the 61360 ZIP area.
Daylight through the yearLongest day (Jun 21): 15 h 10 min5:21 am – 8:31 pmShortest day (Dec 21): 9 h 11 min7:16 am – 4:28 pm
Sun todaySunrise –Sunset –
People3,320 residentsin the ZIP code areaMedian age 41.81,275 householdsMedian household income $94,137Median home value $240,800Median rent $1,057 a month78% of homes owner-occupiedMedian property tax $3,557 a yearSource: US Census Bureau, American Community Survey 2019-2023
Work and commuting2.7% unemployment rate60% of adults are in the labour force, 1,498 employedMain industries: transport, warehousing and utilities 17%, education and health care 17%, manufacturing 15%Average commute 28 minutes82% drive alone, 8% car-pool, 4% walk or cycle, 5% work from homeSource: US Census Bureau, American Community Survey 2019-2023, ZIP area
Education and languages16% of adults have a bachelor's degree or higher96% finished high school, 3% hold a graduate degreeLanguages at home: English only 98%, Spanish 2%Source: US Census Bureau, American Community Survey 2019-2023, ZIP area
ClimateWarmest month July: highs 84°F, lows 62°FColdest month January: highs 31°F, lows 14°F39 in of rain a year, on about 74 dayswettest month June25 in of snow a year, on about 17 days14 days above 90°F, 139 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Marseilles Lock station, 8 mi away
Nearby landmarksIllinois and Michigan Canal State Trail Seneca Trailheadtrailhead · 1.3 miBarry Islandisland · 2.4 miJohnson Islandisland · 3.3 miBrookfield Springspring · 4.2 miMallard Baybay · 5.3 miIllinois and Michigan Canal State Trail Old Stage Road Trailheadtrailhead · 6.3 miSource: USGS Geographic Names Information System
Parks and public landsIllini State Parkstate park · 5.6 mi · 159 acresGebhard Woods State Parkstate park · 8.6 miWilliam G. Stratton State Parkstate park · 9.5 miWest Side Park & Skate Parkrecreation area · 7.9 miFox Riverstate park · 10.6 mi · 95 acresGoold Park Centralpark · 9.0 miSource: USGS Protected Areas Database (PAD-US)
Earthquakes6 of magnitude 3 or more within 50 miles since 19702 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 4.2 on 28 Jun 200418 mi away, near Dayton, IllinoisMost recent: magnitude 3.1 on 15 Jul 202422 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively ModerateLaSalle County, IL, compared with all US countiesHigher-risk hazardsCold wave Relatively HighStrong wind Relatively HighSource: FEMA National Risk Index (county level)
Air quality62% of days had good air in 2025225 of 365 days measured135 moderate, 4 unhealthy for sensitive groups, 1 unhealthy daysMedian index 44, worst day 156main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, nearest monitors: Will County, IL, 33 mi away
Internet at home93% of households have a broadband subscription60% have cable, fibre or DSL13% rely on a mobile data plan alone5% have no internet at homeSource: US Census Bureau, American Community Survey 2019-2023
Drinking waterSenecaserves 2,353 people from ground waterNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation603 ft184 m above sea levelSource: USGS 3D Elevation Program
