U.S. Federal Route 151 acorss East-Central and Southwestern Iowa County. It runs east-west from the Dane/Iowa County Line, near Blue Mound to Dodgeville. From Dodgeville, it runs to the southwest and the Iowa/Lafayette County Line, near Mineral Point. U.S. Rt. 151 passes through the following towns in Iowa County. Barneveld
Ridgeway
Dodgeville
Mineral Point U.S. Rt. 151 is multi-plexed in Iowa County. U.S. Rt. 18, from the Iowa/Dane County Line, to Dodgeville.
Branches of U.S. Rt. 151 in Iowa County. A junction marker on WB ICH ID. WB U.S. Rt. 18/SB U.S. Rt. 151 west of Barneveld. WB U.S. Rt. 18/SB U.S. Rt. 151 west of ICH ID. WB U.S. Rt. 18/SB U.S. Rt. 151 east of ICH HHH. WB U.S. Rt. 18/SB U.S. Rt. 151 at ICH HHH. WB U.S. Rt. 18/SB U.S. Rt. 151 west of ICH HHH. WB U.S. Rt. 18/SB U.S. Rt. 151 east of ICH BB. WB U.S. Rt. 18/SB U.S. Rt. 151 west of ICH BB. WB U.S. Rt. 18/SB U.S. Rt. 151 east of ICH Y/YZ. WB U.S. Rt. 18/SB U.S. Rt. 151 west of ICH Y/YZ. WB U.S. Rt. 18/SB U.S. Rt. 151 near ICH Z. WB U.S. Rt. 18/SB U.S. Rt. 151 at west U.S. Rt. 18. SB U.S. Rt. 151; ALT/TK WI St Rt 23 west of west U.S. Rt. 18. SB U.S. Rt. 151; ALT/TK WI St Rt 23 east of north WI St Rt 23. SB U.S. Rt. 151; ALT/TK WI St Rt 23 at north WI St Rt 23. NB U.S. Rt. 151/WI St Rt 23 at north WI St Rt 23. SB U.S. Rt. 151/WI St Rt 23 south of Dodgeville.