Roads of the Mid-South & West > Highways of the State of Illinois > County Highways of the State of Illinois > County Highways of Grundy County
 | Grundy County |  |
In Grundy County, county highways are not labeled. Below is a list of known county highways by route number.
East-West Highways...
County Highway C16
County Highway C26
County Highway C28
County Highway C29
County Highway C34
County Highway C37
County Highway C41
County Highway C49
County Highway C50
County Highway C52
North-South Highways...
County Highway T64
County Highway T66
County Highway V10
County Highway V12
County Highway V15
County Highway V16
County Highway V29
County Highway V32
County Highway V36
County Highway V37-North
County Highway V37-South
County Highway V38
County Highway V41
Former Highways...
County Highway C19
County Highway C30
County Highway T61
Sign found on most county routes at the county lines.
