
Fontana Triathlon on Geneva Lake is a triathlon race on September 11, 2027 in Fontana, WI, with entry fees from $94 to $408.
The Fontana Triathlon is a unique and historic race competed in Fontana Wisconsin, on beautiful Lake Geneva. The race offers a high quality, adventurous, and fun multisport experience for athletes of all abilities, from beginners, age group competitors, and elite athletes. The race is based at Fontana Beach. The swim will take place in Geneva Lake, the bike will be through the rolling hills surrounding Fontana and a cool, scenic and challenging run course through the streets and parks of Fontana. Athletes and spectators will enjoy a fun and adventurous experience in one of Midwest’s premier destinations.
It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.
Typical High
76°
Typical Low
53°
Based on US Climate Normals data from Delavan Wwtp, 8 mi from the venue.
Population
1,633
as of 2023
City Elevation
932 ft
Nearest Airport
RFD
Chicago Rockford International Airport · 36 mi
Major Hub
MKE
General Mitchell International Airport · 44 mi
Time Zone
Central Time
From Endurance Grid
A small town race. Lodging near the start could be limited, so book early.
Every finish line starts with a single decision. Claim your spot at Fontana Triathlon on Geneva Lake, put it on the calendar, and turn “someday” into a start date.
307
Days to train
Plan your training, log every workout, and track your progress all the way to race day in the Endurance Grid app.


Fontana Triathlon on Geneva Lake
Sep 11, 2027