Oshkosh
Triathlon Calendar near Oshkosh 2026-2027
Monthly updates for Oshkosh
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Explore the top triathlons near Oshkosh for 2026-2027! We've gathered 2 exciting races in the area. Check out our detailed list below to find your next local race.
July 2026
A triathlon at Deacon Mills Park in Green Lake, Wisconsin on July 19, 2026 offering sprint and Olympic distances for individuals and relays, plus a Wisconsin Triathlon Series entry. Each format includes swim, bike, and run segments.
September 2026
A multi-format community event at Kiel High School featuring full and short sprint triathlons, aquabike options, team relays, a Kid's Triathlon, and a 100 yard Raider Dash, with concessions on site and proceeds to the Kiel High School Booster Club.