Mount Pulaski is a city in Logan County, Illinois, United States. The population was 1,701 at the 2000 census, and 1,577 at a 2009 estimate. It is the home of the Mount Pulaski Courthouse State Historic Site. The city is named in honor of Polish Revolutionary War hero Casimir Pulaski.
Mt. Pulaski is located in Mt. Pulaski Township, Logan County, Illinois. It was formed in 1836 and named after Revolutionary War hero Count Casimer Pulaski. One of only two surviving courthouses were Abraham Lincoln practiced law sits in its town square.