Heatwave Half Marathon - Grand Rapids

Sun, Jul 26, 2026, 7:00 AM EDT

Location: Caledonia, MI; Caledonia High School, 9050 Kraft Ave SE, 49316
Type: RUN

At a glance

A sun-soaked summer challenge for the whole family, featuring multiple distances, great swag, and a cool treat at the finish.

Great for

Kids & Youth
Walkers Welcome

Embrace the summer warmth at the Heatwave Half Marathon in Caledonia, Michigan. This event offers a sun-soaked challenge for all ages and paces, featuring a half marathon, 10K, 5K, 1 Mile, and a Kids' Dash. Enjoy great swag, chip-timing, and free photos, all capped off with complimentary ice cream at the finish line. It's a perfect opportunity for friends and family to enjoy a fun, active day together.

What to expect

Enjoy a fun, active day with distances from a Kids' Dash to a half marathon.
Benefit from chip-timing, live results, awards, and complimentary race photos.
Cool down with free ice cream at the finish line after your run.

Standout details

Free ice cream at the finish
Youth-based pricing available
Virtual race option offered
Untimed Kids' Dash for youngest runners

Perks & features

Medal
Swag Included

From the public listing — confirm on the official site.

Auto-drafted from the public listing — confirm details on the official event page before signing up.

Distances & registration

8 options

Registration for all distances is through the official signup link above.

50m
Sun, Jul 26, 7:00 AM EDT · From $20.83
Opens Nov 18, 2024, 2:00 AM EST · Closes Jul 26, 2026, 3:15 AM EDT
1 Miles
Sun, Jul 26, 7:00 AM EDT · From $25.98
Opens Nov 24, 2024, 2:00 AM EST · Closes Jul 26, 2026, 3:15 AM EDT
5K
Sun, Jul 26, 7:00 AM EDT · From $36.28
Opens Nov 10, 2024, 8:00 PM EST · Closes Apr 21, 2026, 7:59 PM EDT

+ 5 more options

10K
Sun, Jul 26, 7:00 AM EDT · From $36.28
Opens Nov 24, 2024, 2:00 AM EST · Closes Apr 21, 2026, 7:59 PM EDT
13.1 Miles
Sun, Jul 26, 7:00 AM EDT · From $65.46
Opens Oct 13, 2025, 9:52 AM EDT · Closes Jan 27, 2026, 6:59 PM EST
13.1 Miles
Sun, Jul 26, 7:00 AM EDT · From $65.46
Opens Oct 13, 2025, 9:52 AM EDT · Closes Jan 27, 2026, 6:59 PM EST
Volunteer Then Run
Sun, Jul 26, 7:00 AM EDT · From $20.83
Opens Nov 24, 2024, 2:00 AM EST · Closes Jul 26, 2026, 3:15 AM EDT
Virtual Race
Sun, Jul 26, 7:00 AM EDT · From $46.28
Opens Nov 24, 2024, 2:00 AM EST · Closes Jul 26, 2026, 3:15 AM EDT

Vibe Check

Steady Effort

long distance + warm-day exposure

Rolling area
Warm season

Based on terrain, weather, and distance data.

The course

From the organizer

Join us for the Heatwave Half Marathon, 10K, & 5K! A sun-soaked summer challenge that’s perfect for the whole family.

The fun includes –

Great Swag – designer shirt & custom medal Chip-timing with live results and awards Free photos FREE ice cream at the finish to help you cool off Plenty of hot fun in the summer sun! Grab your friends and family—you won’t want to miss this one!

Can’t make the race? No problem! We offer a virtual race option where you can run anywhere, at any time, and still earn the fun swag!

Youth-based pricing is available: ages 12 & under are only $17!

Half Marathon/10K/5K registration includes a custom bib, designer shirt, and an awesome finisher medal! 1 Mile registration is untimed and includes a custom bib, designer shirt, and an awesome finisher medal! Kid’s Dash is a fun, untimed dash for ages 10 and under. Registration includes a mini bib, youth-sized shirt, and a specially crafted medal for our youngest runners! (If your child wants to run the kid’s dash without swag, they’re welcome to run free on race day!)

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