History Willow Brook Estates was developed as a subdivision in 1971 by John Parker, Evelyn Parker and Ronald Parker. The community was built in 3 phases from 1971 to 1991 and has 161 lots. There is a large pond in the center of the development known as Park Pond. Willow Brook Estates is known as one of the largest and oldest unincorporated towns in Illinois governed by an HOA. Despite its similar name, Willow Brook Estates is 47 miles south-east of the Village of Willowbrook in DuPage County.
History Willow Brook Estates was developed as a subdivision in 1971 by John Parker, Evelyn Parker and Ronald Parker. The community was built in 3 phases from 1971 to 1991 and has 161 lots. There is a large pond in the center of the development known as Park Pond. Willow Brook Estates is known as one of the largest and oldest unincorporated towns in Illinois governed by an HOA. Despite its similar name Willow Brook Estates is 47 miles south-east of the Village of Willowbrook in DuPage County.