Big Rivers Splash & Dash

JUN
13
2026
The Big Rivers Splash & Dash offers a scenic run through a waterpark while raising funds for the TANGO2 Research Foundation. Choose from a duathlon, 10K, 5K, or a short kids dash. Entry includes race swag, a finisher medal, and early access to the waterpark.
Sat 13 Jun 2026
10 kilometers 5 kilometers

Always double-check with the organizer's website! This page may contain affiliate links.

Event Overview

The Big Rivers Splash & Dash is a multi-format running event. It takes place at Big Rivers Waterpark in New Caney, Texas. The event benefits the TANGO2 Research Foundation, a charity focused on a rare genetic disorder.

Event Distances

The event offers several race formats:

  • A Duathlon consisting of a 500m swim and a 5K run.
  • A 10K run.
  • A 5K run.
  • A Kids Dash for participants aged 10 and under, covering 100-200m.
  • Virtual options for the 5K and 10K distances.

Course & Location

The course winds through Big Rivers Waterpark and around a lake on the property. Participants run on the park grounds.

Participant Perks & On-Site Activities

Included with registration are a custom race shirt, a custom interactive finisher medal, and an official race bib. Participants have a chance at overall and age group awards. Early entry to the waterpark on race day is also included.

Pre and post-race activities include music from a DJ, sponsor booths, a pre-race warm-up, and a finisher tent with snacks and refreshments.

Other Information

There is an option to volunteer and then participate in the 5K or 10K run. The event also features a fundraising component with incentives. Visit the organization's website for the most recent information.

10 km
10k Run
5 km
5k Run
5 km
Duathlon: 500m Swim + 5k Run
Virtual 5k
Virtual 10k
Kids Dash (10 & Under)