Ridgewood is an unincorporated community and census-designated place (CDP) in Will County, Illinois, United States.

It is northwest of the center of the county, bordered to the east and west by the city of Joliet.

U.S. Route 30 runs along the southern edge of the CDP, leading west 2 miles (3 km) to the center of Joliet and east 3 miles (5 km) to Interstate 80.

Pace provides bus service on Route 508 connecting Ridgewood to downtown Joliet and other destinations.

[3] Ridgewood first appeared as a census designated place in the 2020 U.S.