Demographics

People

Total Population2,596
Male Share of the Population51.1%
Female Share of the Population48.9%
Senior Citizens14%
Employed Population 16+1,193
Age of the Population37

Families

% of people married49.8%
Average household size3

Education and Earnings

Population % with Bachelor Degree or Higher14.9%
Median Earnings25+$36,625
Median Earnings Without High School Qualification$31,250
Median Earnings With High School Degree$27,109

Wealth

Median Family Income$82,647
% Above Poverty Level88%
% Below Poverty Level12%

Commute & Sprawl

Average Commute Time27 minutes
% Working from Home1.8%
% Walking and Biking to Work1.4%
% Using Public Transportation%

Housing

People Living Alone20.1%
Median Gross Rent$749
Median House Value$157,900

Ancestry

German42.4%
Irish21.4%
Other(often includes Hispanic and African American)12.4%
English8.5%
Norwegian5.3%
Italian4.5%
Swedish4.3%
Scottish4.2%
Polish3.8%
Hungarian2.9%
French Except Basque2.6%
Greek2.4%
Russian2%
Finnish1.5%
Canadian0.9%
Croatian0.7%
Lithuanian0.6%
Welsh0.2%
Czech0.2%
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Seneca Almanac

CategoryValue
County LaSalle County
Standard Zip Codes61360
Phone Area Codes815
Time ZoneAmerica/Chicago
Approximate Latitude41.3
Approximate Longitude-88.61

Seneca Climate

Nearest Weather Stations

Notes:

  • Temp ranges are avg daily min and max for the month
  • Precipitation is rainfall (and rainfall equiv of snowfall)

StationGEBHARD WOODS STATE PARK
Distance9.5 miles
Jan Temp13 to 30 F
Apr Temp39 to 61 F
Jul Temp63 to 85 F
Oct Temp41 to 64 F
Annual Precip35.7 inches
StationDWIGHT
Distance18.7 miles
Jan Temp12 to 29 F
Apr Temp38 to 60 F
Jul Temp63 to 84 F
Oct Temp40 to 64 F
Annual Precip34.4 inches
StationJOLIET BRANDON RD DAM
Distance29.5 miles
Jan Temp14 to 30 F
Apr Temp37 to 60 F
Jul Temp63 to 85 F
Oct Temp41 to 64 F
Annual Precip36.9 inches

Nearby Cities and Towns

LocationPopulationMedian Family Income
Kinsman140$95,417
Marseilles5,088$57,700
Morris13,983$74,798
Ottawa18,701$62,685
Ransom386$94,250
Verona255$65,417

Seneca Public Libraries

Seneca Public Library District
210 NORTH MAIN STREET
Seneca, Illinois
(815) 357-6566

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More Information for Librarians

Seneca Public Schools

Seneca Elem School South Campus
174 Oak St
ZIP: 61360
(815) 357-8744
Middle
Total Enrollment 225
Seneca Grade School North Campus
174 Oak St
ZIP: 61360
(815) 357-8744
Primary
Total Enrollment 279
Seneca High School
307 E Scott St
ZIP: 61360
(815) 357-5000
High
Total Enrollment 460
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