LaSalle County, Illinois
Seneca Real Estate and Local Guide
A small canal-and-river village in northern Illinois known for its World War II shipbuilding history and its downtown along the Illinois and Michigan Canal. Ranked Realty pairs verified local data with the agents who know Seneca best.
About the area
Living in Seneca, IL
During World War II the Prairie Shipyard built 157 Landing Ship Tanks (LSTs), and the village population surged from about 1,235 in 1942 to roughly 6,600 two years later.
The housing market
Homes in Seneca
- About 76.6% of housing units are owner-occupied.
- About 77.8% of housing units are single-family homes.
- The median home value is about $206,400.
Landmarks and lifestyle
What makes Seneca home
LST Prairie Shipyard Memorial
Honors the 27,000 workers who built 157 Landing Ship Tanks here during World War II
Seneca Grain Elevator (Armour's Warehouse)
Historic 1861-62 grain elevator on the Illinois and Michigan Canal, listed on the National Register of Historic Places in 1997
Illinois and Michigan Canal
Historic canal running through downtown, built in part by village founder Jeremiah Crotty
Illinois River marinas and public boat launch
Three marinas on the south side of the Illinois River and a public boat launch on the north side
For agents
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Local facts on this page are verified against public sources as part of the AppWT local-data project. Data reflects the most recent available figures.