That route served as an access road from downtown Council Bluffs to Lake Manawa State Park.

[3] North of the stoplight at 19th Avenue, it became an elevated highway in order to avoid level crossings with the multiple railroad tracks that passed beneath.

US 6 and Iowa 192 headed west together along W. Broadway on a viaduct over a line of the Union Pacific Railroad.

Shortly after crossing a Canadian National Railway line, the road became a divided highway.

Iowa 192 ended as it merged into I-29 traffic close to the northern city limits of Council Bluffs.

[3] Iowa 192 was designated first in 1931 as an access road to Lake Manawa State Park, which is located in southern Council Bluffs.

As part of a $26 million project to upgrade West Broadway, Iowa 192 north of downtown was turned over to the City of Council Bluffs on May 1, 2016.

[10] The transfer of jurisdiction for the remainder of the route was approved by the Iowa Transportation Commission on December 12, 2017.