The following is an incomplete list of county-maintained roads in Isanti County, Minnesota, United States. CR 1–CR 30 County Road 1 is a county route serving Bradford Township, Springvale Township, Walbo and Maple Ridge Township. The southern leg of this route begins at its intersection with 325th Avenue Northwest / State Highway 47 (MN 47), located east of West Point, heads east on 325th Avenue Northwest, heads northwest on Heather Street Northwest and Walbo Drive, east on 333rd Avenue Northwest, and terminates southeast of Walbo at State Highway 95 (MN 95). The northern leg of the route begins in Walbo, at its intersection with Highway 95, heads north on Vernon Street Northwest, and terminates at its intersection with 389th Avenue Northwest (CR 3). Originally not segmented, the portion of the southern leg along 333rd Avenue Northwest was designated as County Road 65, but when the bridge over the Rum River was decommissioned, CR 1 was segmented and re-routed, making use of the Rum River bridge servicing Highway 95. County Road 2 is a county route serving Cambridge Township. It begins east of Cambridge at its intersection with State Highway 95 (MN 95), heads northeast along Stark Road Northeast and terminates at the county line. The road continues eastward as Stark Road West (Chisago CR 10). County Road 3 is a county route serving Dalbo Township, Maple Ridge Township, Elm Park, Stanchfield Township and Stanchfield. It begins east of Dalbo at its intersection with State Highway 47 (MN 47), heads east along 381st Avenue Northwest, heads north along Jivaro Street, heads east along 385th Avenue Northwest, heads north along Lily Street Northwest, then heads east , terminating at the county line. The road continues eastward as 500th Street (Chisago CR 6). Inter-county G maintains concurrency along the entire CR 3. County Road 4 is a county route serving Dalbo Township, Day, Maple Ridge Township, Stanchfield Township, Andree and Braham. It begins west of Day at its intersection with State Highway 47 (MN 47), heads northeast on Day Road, continues east on 409th Avenue West through Day, heads north on Lily Street Northwest, heads east on 413th Avenue Northwest, heads north on Holly Street Northwest, heads east and northeast approximately through Andree on 417th Avenue Northwest and Andree Road, heads southeast concurrently for with State Highway 65 (MN 65) and heads northeast to the county line on Rice Lake Road Northeast. Once