Sioux Falls Marathon Road Closures | Pierre News

Get ready, Sioux Falls — the marathon is coming! On Sunday, September 20th, over 2,000 runners from across the country and beyond will hit the streets for a full marathon, half marathon, and 5K. Major roads including North Western, West Legion, and North Hawthorne will be shut down from 6 AM to mid-afternoon. Expect heavy traffic delays and detours — especially between 6:45 AM (marathon start) and 10:15 AM (5K start). City officials and police are working hard to keep things safe and smooth. If you’re in town that day, plan ahead — this is one big race with serious street closures. Listen in comfort:Get a discount on a Soli Pillow: http://solipillow.com/discount/dnn. Advertise on DNN:[email protected] This is an automated, high-level news summary based on public reporting.Sources:https://www.dakotanewsnow.com/2026/09/15/reminder-road-closures-announced-sioux-falls-marathon-this-weekend/ More coverage & latest updates:https://sources.thednn.ai/41fa7994552499d2 Report issues to [email protected].