122 days until Maple City Grand Prix 2015.

Welcome to Maple City Grand Prix

Maple City Grand Prix May 29 - 31, 2015

Watch the world's fastest tunnel boats as they handle right and left turns, switching directions on a dime and reaching speeds over 100 miles per hour in the 3rd Annual Maple City Grand Prix on Stone Lake, LaPorte, IN.

The Maple City Grand Prix will feature 3 days of racing, VIP racer parties, food, drinks, bands on the beach, fun for kids, a boat parade and block party in downtown. Plus, free parking and shuttle from Truesdell Ave and the LaPorte County Fairgrounds.

This year we're also bring the race closer to you with the new Official Race App! Whether you're at the race or watching from home, you can watch exclusive video of the race direct to your mobile device and much more! Text "LAPORTE" to 57780 for race updates and to be alerted when the app is available.