Ottawa
Also known as Ottawa, Illinois, Ottawa, IL
city in Illinois, United States
Key facts
- Country
- United States
- State
- Illinois
- County
- LaSalle
- Townships
- Ottawa , South Ottawa , Dayton , Rutland , Wallace
- Type
- Mayor–council
- Total
- 15.52 sq mi (40.19 km )
- Land
- 14.66 sq mi (37.96 km )
- Water
- 0.86 sq mi (2.22 km )
- Elevation
- 476 ft (145 m)
- Density
- 1,282.0/sq mi (494.98/km )
- Time zone
- UTC−6 ( CST )
- Summer dst
- UTC−5 ( CDT )
- Area codes
Article
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.
History