Mendota is a city located in north-central Illinois in LaSalle County, Illinois, United States. The city has 7,272 residents, and is the fifth largest city in LaSalle County, though recent estimates have shown that the population has decreased to 6,995 residents. It is part of the Ottawa–Streator Micropolitan Statistical Area. Mendota is located approximately 70 miles east of Moline, Illinois, and 55 miles south of Rockford, Illinois. The current mayor is David W. Boelk, an independent elected to a four year term in April 2005. He was re-elected in April 2009.
Mendota is served by U.S interstate 39, U.S. Route 34, U.S. Route 52, and by many state highways including Illinois Route 251. Three Amtrak trains in each direction stop daily at the Mendota Amtrak station: the Illinois Zephyr and Carl Sandburg between Chicago and Quincy, and the Southwest Chief from Chicago to Kansas City and Los Angeles. (The California Zephyr passes through without stopping.) There are also two small airports near-by.
Mendota is located at 41°32′58″N 89°7′6″W / 41.54944°N 89.11833°W / 41.54944; -89.11833 (41.549397, -89.118377).