Supermarket Tri-Borough Grand Prix

• Format: In-person race
• Location: New York City
• Date: Saturday, September 5, 2026
• Distance: 10.1 mi
• Organizer: ALLEYKAT race director

Racers will cross rivers, span bridges, and touch three boroughs in the final race of the Supermarket Summer Series.

This race is hosted on ALLEYKAT, the unsanctioned racing platform. View the race and register.