RACE Logo
Sign In

Triathlons in Iowa

Iowa has 31 upcoming triathlons scheduled for 2026. Two months carry most of the calendar: August (19) and July (5) together account for 77% of races (24 of 31). No single city dominates the calendar. Clear Lake leads with 4 races, followed by Des Moines (3), Manchester (3), and Northwood (2). The remaining 61% of the calendar is spread across smaller cities.

Triathlons by month in Iowa

Aug (19) · Jul (5) · Sep (3) · Jun (2) · May (1) · Oct (1)

Showing 24 of 31

Triathlon

DeWitt Crossroads Triathlon

Dewitt, IA

Triathlon

DeWitt Crossroads Triathlon

July 18, 2026
Dewitt, IA
Details →

Triathlon

Flatland Cup Adult Triathlon

Des Moines, IA

Triathlon

Flatland Cup Adult Triathlon

July 18, 2026
Des Moines, IA
Details →
First Responders "Bring in the Backup" Triathlon
Triathlon

First Responders "Bring in the Backup" Triathlon

July 25, 2026
Northwood, IA
Details →

Triathlon

Ankeny Youth Triathlon

Ankeny, IA

Triathlon

Ankeny Youth Triathlon

July 25, 2026
Ankeny, IA
Details →

Triathlon

First Responders “Bring in the Backup” Triathlon

Northwood, IA

Triathlon

First Responders “Bring in the Backup” Triathlon

July 25, 2026
Northwood, IA
Details →

Triathlon

Muscatine Triathlon

Muscatine, IA

Triathlon

Muscatine Triathlon

August 1, 2026
Muscatine, IA
Details →
Des Moines Triathlon
Triathlon

Des Moines Triathlon

August 2, 2026
Des Moines, IA
Details →
YMCA of Washington County Triathlon
Triathlon

YMCA of Washington County Triathlon

August 8, 2026
Washington, IA
Details →
Twin Lakes Triathlon
Triathlon

Twin Lakes Triathlon

August 8, 2026
Manson, IA
Details →

Triathlon

Des Moines Triathlon

Des Moines, IA

Triathlon

Des Moines Triathlon

August 8, 2026
Des Moines, IA
Details →
RipRoar Youth Triathlon | Johnston, IA
Triathlon

RipRoar Youth Triathlon | Johnston, IA

August 15, 2026
Johnston, IA
Details →

Triathlon

Storm the Lake Triathlon

Storm Lake, IA

Triathlon

Storm the Lake Triathlon

August 15, 2026
Storm Lake, IA
Details →

Triathlon

YMCA of Washington County Triathlon

Washington, IA

Triathlon

YMCA of Washington County Triathlon

August 15, 2026
Washington, IA
Details →
Storm the Lake Sprint Triathlon - Duathlon - Open Water Swim
Triathlon

Storm the Lake Sprint Triathlon - Duathlon - Open Water Swim

August 15, 2026
Storm Lake, IA
Details →
Timber Tri
Triathlon

Timber Tri

August 22, 2026
Corning, IA
Details →

Triathlon

Timber Tri Triathlon

Corning, IA

Triathlon

Timber Tri Triathlon

August 23, 2026
Corning, IA
Details →
Splash & Dash - TRI Clear Lake Triathlon
Triathlon

Splash & Dash - TRI Clear Lake Triathlon

August 28, 2026
Clear Lake, IA
Details →
Rugged Toad Adventure Triathlon
Triathlon

Rugged Toad Adventure Triathlon

August 29, 2026
Janesville, IA
Details →

Triathlon

Hero Hustle Sprint Triathlon & Duathlon

Manchester, IA

Triathlon

Hero Hustle Sprint Triathlon & Duathlon

August 29, 2026
Manchester, IA
Details →
TRI Clear Lake 2026
Triathlon

TRI Clear Lake 2026

August 29, 2026
Clear Lake, IA
Details →

Triathlon

2026 TRI Clear Lake Triathlon - SATURDAY

Clear Lake, IA

Triathlon

2026 TRI Clear Lake Triathlon - SATURDAY

August 29, 2026
Clear Lake, IA
Details →

Triathlon

2026 TRI Clear Lake Triathlon - SATURDAY

Clear Lake, IA

Triathlon

2026 TRI Clear Lake Triathlon - SATURDAY

August 29, 2026
Clear Lake, IA
Details →
Hero Hustle Sprint Triathlon & Duathlon
Triathlon

Hero Hustle Sprint Triathlon & Duathlon

August 30, 2026
Manchester, IA
Details →

Triathlon

Rugged Toad Adventure Triathlon

Waverly, IA

Triathlon

Rugged Toad Adventure Triathlon

August 30, 2026
Waverly, IA
Details →

Triathlons in Nearby States

IllinoisMinnesotaMissouriNebraskaSouth DakotaWisconsin

Frequently asked questions

What are the standard triathlon distances?▾
The main distances are Sprint (750m swim, 20K bike, 5K run), Olympic (1.5K swim, 40K bike, 10K run), Half-Ironman/70.3 (1.2mi swim, 56mi bike, 13.1mi run), and full Ironman (2.4mi swim, 112mi bike, 26.2mi run). Browse all distances on RACE.
What do I need for my first triathlon?▾
At minimum you need a swimsuit, goggles, a road or tri bike, helmet, running shoes, and a race belt for your number. Many beginners start with a sprint triathlon, which can be completed in 1-2 hours.
What is the difference between sprint and Olympic triathlon?▾
A sprint triathlon is roughly half the distance of an Olympic triathlon. Sprints typically take 1-1.5 hours while Olympic distance races take 2-3.5 hours. Sprints are ideal for beginners.
How do I qualify for the IRONMAN World Championship?▾
Athletes qualify by earning a slot at an IRONMAN-branded qualifying race. Each full IRONMAN event allocates slots to age group winners. The World Championship is held annually in Kailua-Kona, Hawaii.
What are the biggest triathlons in the US?▾
The SuperTri Chicago Triathlon is the largest single triathlon event with 8,000+ athletes. IRONMAN events in Texas, Florida, Lake Placid, and Arizona draw thousands. Escape From Alcatraz is a bucket-list race. Find them all on RACE.
← All TriathlonsAll events in IowaBrowse all 22,000+ events