Upcoming Half Marathon Races Near Waukesha County, WI in September, 2026

Name: Procrastination Run
Start: 2026-09-27
End: 2026-09-27
Location: Waukesha

DoLittle Marathon

Oconomowoc, WI

Saturday, September 12th, 2026

Featured

Marathon

Half

10K

Trail

Fast

View details for race DoLittle Marathon

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Golden Harvest Half Marathon & 5k/10k - Milwaukee

Milwaukee, WI

Saturday, September 19th, 2026

10K

Half

View details for race Golden Harvest Half Marathon & 5k/10k - Milwaukee

Adrenaline Races

West Bend, WI

Sunday, September 20th, 2026

Marathon

Half

10K

Trail

View details for race Adrenaline Races

Discover Whitewater Series

Whitewater, WI

Sunday, September 20th, 2026

Half

View details for race Discover Whitewater Series

Fall Color Festival

Whitewater, WI

Saturday, September 26th, 2026

Ultra

Half

1 Mile

Trail

View details for race Fall Color Festival

Procrastination Run

Waukesha, WI

Sunday, September 27th, 2026

Half

10K

View details for race Procrastination Run

Explore more in Waukesha County, WI

Distances:

5K 10K Half Marathon Marathon

Months:

March April May

Tags:

Trail Boston Qualifiers Fast Courses

State:

All Wisconsin races

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