Found 49 races near Grundy County, IA

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JUN
26

Polk City, IA
• 51.4 miles
$20 -$30
2K/5K/8K Event Details Registered participants will receive a waterbottle or koozie, and a BOGO drink ticket at Fenders Brewing.   ** This is NOT a chip-timed race.  There will be a race clock,...
2K 5K 8K
21
JUN
27

Victor, IA
• 39.2 miles
A 5K run/walk and 1 mile fun run in the hilly rural town of Victor, IA.
1m 5K
9
JUN
27

Sheffield, IA
• 58.7 miles
Inaugural community 5K run/walk and kids 400m dash benefiting the Sheffield Betterment Foundation.
5K
17
JUN
27

Marshalltown, IA
• 37.2 miles
$35
Join us for the Inaugural RUCKUS H.E.R.O. RUCK 4 FREEDOM! Ruckus H.E.R.O. 4 Freedom is an honorary Ruck where the community comes together with our Active-Duty Military, Veterans and First...
5K
35
JUN
27

Saint Lucas, IA
• 52.4 miles
$20
A flat and fast 5 K run with scenic views with roads and trails. with door prizes and refreshments following race
26
JUN
27

Cedar Falls, IA
• 41.7 miles
$25 -$40
A 5K & 10K in downtown Cedar Falls during Sturgis Falls Weekend, finishing before the parade.
5K 10K
34
JUN
27

Newton, IA
• 49.2 miles
5K
JUL
3

Belmond, IA
• 40.8 miles
5K
JUL
3

Marengo, IA
• 48.5 miles
$25
A 5K run/walk starting at the City Square in Marengo, Iowa on July 3, 2026.
5K
19
JUL
4

Charles City, IA
• 48.0 miles
$35
24th annual July 4th 5K along the Cedar River in Charles City, IA, supporting the community recreational trail.
5K
25
JUL
4

Dysart, IA
• 50.3 miles
5K
JUL
4

Reinbeck, IA
• 48.6 miles
$25 -$30
A chip-timed 5K fun run/walk in Reinbeck, IA marking the town's Sesquicentennial and 4th of July.
5K
9
JUL
4

Ames, IA
• 36.0 miles
$40
Hybrid 5k Run/Walk at Ada Hayden Park in Ames, Iowa to benefit Friendship Ark Homes & Community Services.Friendship Ark celebrates the uniqueness of adults with intellectual disabilities by...
5K
21
JUL
4

Waverly, IA
• 28.5 miles
$35 -$50
Family-friendly July 4th fun run in Waverly, IA supporting veterans.
15
JUL
4

Williamsburg, IA
• 46.1 miles
5K
JUL
10

Ames, IA
• 51.0 miles
JUL
11

Jesup, IA
• 40.2 miles
$20 -$25
Flat and fast 5K through Jesup, IA, benefiting Jesup Cross Country and Track teams.
5K
17
JUL
11

Grundy Center, IA
• 47.8 miles
5K
JUL
11

Waterloo, IA
• 44.3 miles
$30 -$200
A trail 5K/10K at George Wyth State Park in Waterloo with individual and team options.
5K 10K
27
JUL
11

Rockford, IA
• 39.1 miles
$25 -$40
This run honors Navy SEAL Jon Tumilson who was KIA on August 6, 2011 while serving in Afghanistan. All proceeds from the race will support Retrieving Freedom, Inc. to provide service dogs to our...
5K
42