Sioux Falls Marathon

SEP

20

2026

The Sioux Falls Marathon offers a full marathon, half marathon, and a 5K on a single day in September. The longer routes showcase downtown Sioux Falls, Falls Park, and the city's trail system. The event also supports the Sanford Children's Miracle Network.

Sun 20 Sep 2026

Sioux Falls, South Dakota

Website Registration

Marathon Half Marathon 5 kilometers

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Event Overview

The Sioux Falls Marathon is scheduled for Sunday, September 20, 2026, in Sioux Falls, South Dakota. It is powered by Sanford Health and the Sioux Falls Sports Authority.

Race Distances

The event offers several race options:

Marathon (42.2 km)
Half Marathon (21.1 km)
Miracle 5K (5 km)

Runners can enter as a single race or choose a dual race combination, which pairs the full or half marathon with the Miracle 5K.

Course Highlights

The marathon and half marathon courses pass through downtown Sioux Falls and iconic Falls Park. The routes also include many of the city's parks and utilize the bike trail system.

Charity Partnership

A portion of the net proceeds from the event is donated to the Sanford Children's Miracle Network. According to the source, the 2024 races raised more than $20,000 for children in the community. Visit the organization's website for the most recent information.

Marathon

Full Marathon

Half Marathon

5 km

Miracle 5k