City
Seneca, IL
LaSalle County, Illinois · Population 2,450 · 1 ZIP code
Population
2,450
Safety Score
50
50
Average
Livability
50
50
Average
Median Home Price
N/A
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About Seneca
Seneca is a city located in LaSalle County, Illinois. With a population of 2,450, it spans 1 ZIP code.