U.S. Federal Route 12 is a north-south highway in Western Lake County. This is a four-lane highway through the most of the county. U.S. Rt. 12 passes through the following towns in Lake County. Deer Park Kildeer Lake Zurich
North Barrington Hawthorn Woods Wauconda Volo Fox Lake U.S. Rt. 12 is multi-plexed in Lake County. Illinois State Route 59, from Wauconda to Fox Lake.