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RunningRoad

71st Annual Fontana Days Run

Saturday, June 6, 2026 · Fontana, United States

Distances

1 km
5 km
21.1 km

About this race

The Fontana Days Run is a Southern California race morning centered on a downhill half marathon from the San Bernardino National Forest to Fontana City Hall. The half marathon began with approximately 200 runners in 1955 and now attracts over 2,000 participants, complemented by a 5K run, a 5K family fitness walk, and a children's half-mile dash. The half marathon commences early, followed by the 5K run and walk later in the morning, while the children's dash takes place at City Hall, bypassing the bused start system. The half marathon is the event's highlight: USATF designates it the World's Fastest Half Marathon Course, and the course profile illustrates this. Runners start at roughly 3,800 feet and descend nearly 2,125 feet over 13.1 miles before concluding at City Hall. Consequently, many participants aim for a personal best or a qualifying time for major races. Half marathon and 5K runners must be at least 11 years old, the family walk welcomes all ages, and the children's dash is for ages 5 to 11. Teams of 4 to 20 people can register for the half or 5K run. The finish area offers medals, local vendors, exhibitors, entertainment, and food.

Start location

Map showing the location of 71st Annual Fontana Days Run
8353 Sierra Ave
Fontana, CA
Driving directions
Register →via runsignup.com Search on Google

Typical weatherJune

32°Clow 20°C
25mm precip avg
Sunny most days
Hot — hydrate well, start early.

Please verify event details with the organizer before registering.

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