Seaport River Run 2023

The 45th Annual Seaport River Run is back to classic form with the same start and finish that participants have known and loved.

Racers, runners, and walkers will enjoy the Lewis-Clark levy on Saturday April 29th.  

Short course (2.9 miles/5k)  participants will start at Swallows Nest Park, travel North along the levy, cross over Southway Bridge before heading South to Hells Gate State Park Marina.

Long Course (6.2miles/10k) participants will also start at Swallows Nest Park, travel North on the levy to the Interstate Bridge (Blue Bridge), cross over and follow the levy South to Hells Gate State Park Marina.

Race Information:

2023 Seaport Registration Form

2023 Race Results

Registration Deadline is Friday, April 14th.  It can be done via or by coming into the Lewiston Community Center.  

Packet Pickup: will be April 26-28 at the Lewiston Community Center between the hours of 8am-5pm.  This will include; t-shirt if ordered, race bib, and race chip

Race Day: Saturday, April 29th

Line Formation: will begin at 9:40am at Swallows Nest Park

Race Start: 10am

Parking: Participants can park in the overflow parking at Swallows Nest Park.  We will be providing shuttle services from Hells Gate State Park Marina back to Swallows Nest.

***Please note that if you park at Hells Gate State Park you may be subject to a parking fee unless you have an Idaho State Parks Pass. 

Seaport River Run Art Final
Seaport River Run Sponsors Picture