2027 edition
Entry options are not yet confirmed for this edition. Check the organiser before making plans.
Modelled energy-cost change 1.4% versus flat · net elevation -1 m
Decision summary
Lower than 30% of comparable mapped races
7:00:00 total limit divided by distance. Check gun/chip timing and intermediate limits; allow time for stops.
Historical race-date favourability, not a forecast
Stored GPS route
Quick answers
raceindex.org has a GPS course file for Cedar Rapids Marathon Relay, so runners can inspect the route line on the map. Elevation charts and ascent figures appear only when that file includes usable elevation data.
The Cedar Rapids Marathon Relay route has 454 m of ascent, 455 m of descent and an estimated 1.4% grade-adjusted pace penalty versus a flat route.
The Cedar Rapids Marathon Relay route starts at All distances start and finish in the heart of downtown Cedar Rapids, Iowa. The setting includes city and waterfront. Registration includes a race bib, finisher medal, aid stations along the course, complimentary Big Grove Brewery beers, an athlete shirt, and a post-race party with food.
Official pace teams are provided for the marathon and half marathon. Registration includes a race bib, finisher medal, aid stations along the course, complimentary Big Grove Brewery beers, an athlete shirt, and a post-race party with food. Strollers and dogs are not permitted.
Its normalised GAP factor is 1.4% slower than a flat course, with about 454 m of total ascent.
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