Ottawa is a city in LaSalle County, Illinois, United States, and its county seat. It is located at the confluence of the navigable Fox River and Illinois River, the latter being a conduit for river barges and connects Lake Michigan at Chicago to the Mississippi River. The population was 18,840 at the 2020 census. It is the principal city of the Ottawa, Illinois, micropolitan area.
Midwest
Ottawa
La Salle County, IL
Population
18,708
Walk Score
84 · Very Walkable
Median rent
$869
Median home value
$140,200
Incorporated
1853
From Wikipedia. Released under CC BY-SA.
On the National Register
Historic districts
- Ottawa Commercial Historic District · listed 2011
- Ottawa East Side Historic District · listed 2013
- Starved Rock Lock and Dam Historic District · listed 2004
- Washington Park Historic District · listed 1973
Notable landmarks
- Fisher-Nash-Griggs House · listed 1998
- Hossack, John, House · listed 1972
- Knuessl Building · listed 1992
- O'Conor, Andrew J., III, House · listed 1993
- Old Kaskaskia Village · listed 1966
- Starved Rock · listed 1966
- Strawn, Jeremiah, House · listed 1995
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