Roads of the Mid-South & West > Highways of the State of Iowa > Iowa State Route 70 > Iowa State Route 70, Louisa County

Iowa State Route 70
Louisa County

Iowa State Route 70 runs north-south highway in Northwestern Louisa County. It runs from the Muscatine/Louisa County Line, near Port Allen, to Iowa State Route 92, at Columbus Junction.

IA St Rt 70 passes through the following towns in Louisa County.
Port Allen
Columbus Junction


IA St Rt 70 is not multi-plexed in Louisa County.

IA St Rt 70 intersects the followng highways in Louisa County.

Iowa State Route 92, at Columbus Junction.


A junction marker on WB IA St Rt 92.


26 May 2026