NW 100th Street -NW 70th Avenue to Hidden Valley Drive

Public Communication

The City of Johnston is beginning the design of the NW 100th Street project.  The project will consist of an overlay and addition of a trail that will connect to NW 70th Avenue. Additional improvements will be determined during the design process.

Public Information Meeting
When: TDB
Where: Johnston City Hall 
View the  

Road Project Update (Updated: 1/5/2024)

The engineer is preforming survey work and roadway borings to aid in the design process for the project.

Road construction is slated to begin in the Spring of 2026. Please check this page for the public to attend a future project  meetings. 

Project start date


Expected project completion date


Estimated cost





HR Green, Inc.
Cory Shannon, PE
(515) 657-5308
Email Cory Shannon

City staff contact

Matt Greiner
Public Works Director
(515) 278-0822
Email Matt Greiner