U.S. Federal Route 34 briefly runs east-west through the southeastern portion of Henry County. This is a main through route in the Kewanee area. U.S. Rt. 34 passes through the following towns in Henry County. Kewanee
WB U.S. Rt. 34 at the Bureau/Henry County Line. WB U.S. Rt. 34 west of the Bureau/Henry County Line. WB U.S. Rt. 34 east of Kewanee. WB U.S. Rt. 34/SB IL St Rt 78 in Kewanee. WB U.S. Rt. 34/SB IL St Rt 78 south of Kewanee. (June, 2012) WB U.S. Rt. 34/SB IL St Rt 78 south of Kewanee. (May, 2026) EB U.S. Rt. 34/NB IL St Rt 78 south of Kewanee. EB U.S. Rt. 34/NB IL St Rt 78 north of IL St Rt 91. A guide marker on NB IL St Rt 91. A junction marker on NB IL St Rt 91. WB U.S. Rt. 34 west of IL St Rt 78. (June, 2012) WB U.S. Rt. 34 west of south IL St Rt 78. (May, 2026) WB U.S. Rt. 34 at east IL St Rt 17. WB U.S. Rt. 34/IL St Rt 17 on the west side of Galva. EB U.S. Rt. 34/IL St Rt 17 west of Galva.