Time Travel Half Marathon, 10k, & 5k – St. Louis

Home » Races » St Louis » Time Travel Half Marathon, 10k, & 5k – St. Louis
Date
February 21, 2026
Starting Time

7:00 AM

Course

Trail

Fees

$70+

Location

St Louis

Participants

1-100

Terrain

Challenging

Environment

Forested

Temperature
High: 79°
/ Low: 60°
Perfect For:
Fun Run
Themed Run
Overview

Embark on an extraordinary foot trail racing experience with Terrain Trail Runners at Rockin’ Rockwoods, hosted at Greensfelder County Park in Wildwood, Missouri. This exceptional race offers two distance options: 53K and 1/2 Marathon, traversing the breathtaking landscapes of both Rockwoods Range and Rockwoods Reservation conservation areas.

Prepare for the challenging Rockin’ Rockwoods 53K course, featuring two out-and-back sections across the scenic Green Rock, DeClue, and Fox Run Trails, boasting a total elevation gain of 4,800 feet. The rugged terrain, consisting of hard-packed dirt, uneven rocks, and steep grades, promises an exhilarating adventure for trail running enthusiasts.

For those seeking a formidable challenge, the Rockin’ Rockwoods 1/2 Marathon awaits. This trail half marathon takes participants on an out-and-back journey across the Green Rock, Eagle Valley, and Deer Run Trails, with an elevation gain of 2,200 feet. Recognized as the toughest trail half marathon in St. Louis, MO, we guarantee a trail running experience like no other.

The course unfolds with 95% singletrack paths, featuring rocks, roots, and creek crossings, creating a technical out-and-back run that keeps runners on their toes. Expect a terrain ranging from hard-packed dirt to loose, uneven rocks, promising a dynamic and engaging trail running adventure.

Course Description

Visit the race website for current course description.

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