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City Project Information
The following is a list of infrastructure, stormwater, parks and trail projects happening in Johnston. 

Each one is in various stages of project life. 

Check out this new interactive map of all Johnston Improvement Projects.

Infrastructure Projects

East of Merle Hay Road

MidAmerican Energy Substation

NW 70th Avenue Improvements 

NW 86th Street Booster Station

NW 100th Street Improvements - Near Future High School

NW 100th Street Paving Improvements - Near NW 54th Avenue

Saylorville Water Treatment Plant


Stormwater Projects

Greenwood Hills Watershed Improvements 

Green Meadows Flume Repair


Park and Trail Projects

Crosshaven Park

Greenwood Hills Park

Terra Lake Project

NW Beaver Drive Trail


Regional Projects


Current Regional Projects:  Kempton Bridge, NW 100th Street Bridge and Beaver Drive Bridge