Roads of the Mid-South & West > Highways of the State of Illinois > County Highways of the State of Illinois > County Highways of Lake County > Lake County Highway A9
![](/planet/countyil2/lakea9.jpg) | Lake County Highway A9 |
Lake County Highway A9 is a east-west highway in Northeastern Lake County. It runs through Beach Park, Waukegan, Wadsworth, and Old Mill Creek.
![](/planet/countyil2/jctlakea9n137.jpg)
A junction marker on NB IL St Rt 137.
![](/planet/countyil2/lakea9guiden137.jpg)
A guide marker on NB IL St Rt 137.