Iowa Ultramarathons
20 upcoming ultras across Iowa, updated nightly. Want radius search and maps? Open these in the Race Finder.
When to race: ultras in Iowa
Iowa has 20 upcoming ultras over the next 12 months. Among complete calendar months, May 2027 has the most listed races, with 3. Most are around Davenport, Waterloo, Delmar. The next one is Bear River Backyard Ultra on November 13 in Delmar.
- Nov 20263 races
- Dec 20261 race
- Mar 20271 race
- May 20273 races
- Jun 20273 races
- Jul 20271 race
- Aug 20272 races
- Sep 20273 races
- Oct 20273 races
November 2026
- Fri 11/13Bear River Backyard UltraDelmar, IA · Timed · 4 Miles · register ↗
- Sat 11/14Woodpecker SixCentral City, IA · 6 Hour · register ↗
- Sat 11/21The Stuffed Turkey Endurance RacesGranger, IA · 100 Mile · 50 Mile · 50K · 10 Mile · register ↗
December 2026
- Sat 12/5Hitchcock Experience Endurance RunsHoney Creek, IA · 100 Mile · 101K · 50 Mile · Half Marathon · register ↗
March 2027
- Sat 3/27Lonesome Pine 24Long Grove, IA · 24 Hour · register ↗
May 2027
- Sat 5/1Cornbelt Running Club 24 Hour RunDavenport, IA · 24 Hour · from $120 · register ↗
- Sat 5/82027 Market to Market® Relay IowaDes Moines, IA · 77 Miles · from $675 · register ↗
- Sat 5/15Death by 5k WaterlooWaterloo, IA · 50K · from $155 · register ↗
June 2027
- Thu 6/3Hawkeye 200Marshalltown, IA · Ultra · register ↗
- Sat 6/5Crater Trail RunDecorah, IA · 50K · 25K · 10K · 5K · Trail · register ↗
- Sat 6/19Schuetzen NEIN! Hour Endurance RunDavenport, IA · 9 Hour · register ↗
July 2027
- Sat 7/24Whiterock UltraCoon Rapids, IA · 50 Mile · 50K · register ↗
August 2027
- Sat 8/28TRI Clear Lake 2027Clear Lake, IA · 16 Miles · from $50 · register ↗
- Sat 8/28VICTORY LANE BACKYARD ULTRABussey, IA · Timed · register ↗
September 2027
- Sat 9/4Cedar Bend Endurance EventWaverly, IA · Ultra · register ↗
- Sat 9/11Pleasant Creek Trail RunPalo, IA · 45K · 30K · 15K · Trail · register ↗
- Sat 9/18Broken Anvil Backyard UltraWest Point, IA · Timed · register ↗
October 2027
- Sat 10/2Harvest Moon Backyard UltraWaterloo, IA · Timed · register ↗
- Sat 10/2Swiss Valley Trail RacesPeosta, IA · 50K · 25K · 5.2 Miles · Trail · register ↗
- Fri 10/15Mines of Spain 100Dubuque, IA · 100 Mile · 100K · register ↗
Planning a race
- The adventure listrim to rim, the big rounds, and routes worth planning a year around
- Getting inhow entry works for the races that sell out or ballot
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