The Spring Sprung Ruck and Half Marathon

Ballwin, United States • 1 May 2027

The SPRING SPRUNG 5k 10k 10K Ruck and Half Marathon

The event is organized by Rockinator Racing at Queeny Park in Ballwin, Missouri, at 550 Weidman Rd, 63011. Races start and finish at the Racers Village near the Smith Pavilion and use trails in the park.

The course follows marked trails consisting of packed gravel and some asphalt through shady, rolling sections of the park. Multiple events use repeated laps of the same 5K loop. A racers village aid station provides water, sports drink, and light snacks; it is available for events that pass the village on multiple laps.

Distances and lap structure

  • 5K one lap on the marked course
  • 10K two laps of the 5K loop
  • 13.1 Miles four laps of the 5K loop
  • 10K Ruck two laps of the 5K loop

Timing and services include professional chip timing and a timing mat at the racers village that records splits for multi lap events. Participants receive a finishers medal and event items that include a Rockinator Racing backpack and a soft spun T shirt. Podium awards are given to the top three in each age group: 1-13, 14-19, 20-29, 30-39, 40-49, 50-59, 60-69, 70 plus. Free action photos and finish line video are provided. The event notes a request for donations to the Rockwoods School District Cross Country program with 100 percent of proceeds applied to equipment and program support. Visit the organization's website for the most recent information.

Race information

13 mi
Half Marathon
10 km
10k
10 km
10k Ruck
5 km
Visit the organization's website for the most recent information.
Trail runs nearby

An all night trail event at Indian Camp Creek Park in Foristell, MO offering a 10K and timed 6 hour and 9 hour ultra options on an approximate 6.7 mile loop with aid at the start finish.

A gravel 5K at Klondike Park on June 28, 2026, with a route along the Katy Trail, bluffs and the lake. Registration includes a custom singlet, post race breakfast and a waterfront summer party with beermosas.

A five-race trail series at Castlewood State Park in Ballwin, MO, with distances from 4K to 8K across summer dates. Series scoring uses each runner's best four races; series entrants receive a shirt and commemorative medal.

Multiple distances run along the Katy Trail and riverfront trails in Frontier Park, St Charles on July 4, 2026. The event includes finisher medals, T-shirts, timed results, aid stations, music and awards for age groups.

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