Iowa State Route 27 is a north-south highway in the southwest corner of Chickasaw County. IA St Rt 27 does not pass through any towns in Chickasaw County. IA St Rt 27 is multi-plexed in Chickasaw County. U.S. Rt. 218, through Chickasaw County.
IA St Rt 27 intersects the following highway in Chickasaw County. Iowa State Route 346, near Nashua.
NB U.S. Rt. 218/IA St Rt 27 at IA St Rt 346. NB U.S. Rt. 218/IA St Rt 27 south of IA St Rt 346 SB U.S. Rt. 218/IA St Rt 27 south of Nashua. NB U.S. Rt. 218/IA St Rt 27 at the Bremer/Chicksaw County Line.
