Countdown

117 days until Maple City Grand Prix 2016.

Welcome to Maple City Grand Prix

Maple City Grand Prix - June 3 - 5, 2016

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 4th 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. The races are FREE plus free parking and shuttle service is available from the LaPorte County Fairgrounds.