Colusa is an unincorporated community in Dallas City Township, Hancock County, Illinois, United States.

[1] Colusa is 5 miles (8.0 km) south of Dallas City.

[2] Nauvoo-Colusa Community Unit School District 325 operates public elementary and junior high schools serving the community.

Prior to 2008 residents attended Nauvoo-Colusa High School.

This Hancock County, Illinois location article is a stub.