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Half Marathon Calendar near Lake Mills 2025-2026

Monthly updates for Lake Mills

Get new running races (and updates) in your inbox every month.

Explore the top half marathons near Lake Mills for 2025-2026! We've gathered 22 exciting races in the area. Check out our detailed list below to find your next local race.

January 2026
Jan
24
Sa

Chilly Willy Winter Run Series

5 km 10 km Half Marathon
February 2026
Feb
14
Sa

Chilly Willy Winter Run Series

5 km 10 km Half Marathon
March 2026
Mar
14
Sa

Chilly Willy Winter Run Series

5 km 10 km Half Marathon
Mar
14
Sa

Spring Forward Half Marathon

10 km Half Marathon
Mar
22
Su

Chilly Willy Winter Run Series

5 km 10 km Half Marathon
April 2026
Apr
10
Fr

Wisconsin Trail Series

Trail Run 5 km 10 km Half Marathon
Apr
25
Sa

The Non Cancelled Marathon

5 km 10 km Half Marathon Marathon
Apr
26
Su

Run the Rock

2 mi 5 km ... Half Marathon Marathon
May 2026
May
10
Su

Wisconsin Trail Series

Trail Run 5 km 10 km Half Marathon
May
16
Sa

Syttende Mai Classic Run

2 mi 5 km Half Marathon
May
23-24
Sa - Su

Run Madtown

5 km 15 km ... 24 km 100 km
June 2026
Jun
14
Su

Wisconsin Trail Series

Trail Run 5 km 10 km Half Marathon
Jun
20
Sa

Hot2Trot Cottage Grove Half Marathon

5 km Half Marathon
Jun
20
Sa

Whitewater Trail Challenge

Trail Run 10 km Half Marathon 50 km
Jun
27
Sa

Wisconsin Trail Series

Trail Run 5 km 10 km Half Marathon
August 2026
Aug
1
Sa

Wisconsin Trail Series

Trail Run 5 km 10 km Half Marathon
Aug
8
Sa

Madison Mini Marathon

5 km Half Marathon
September 2026
Sep
19
Sa

Wisconsin Trail Series

Trail Run 5 km 10 km Half Marathon
Sep
26
Sa

Wisconsin Lakeside Half Marathon

5 km Half Marathon
October 2026
Oct
10
Sa

Zachariah's Acres Fall Run

Trail Run 5 km Half Marathon