Half Marathons in Wisconsin — 2026

There are 36 half marathons in Wisconsin scheduled for 2026. The next is the Zachariah's Acres Fall Run, Walk & Roll in Oconomowoc on October 10. Wisconsin half marathons run primarily October.

Zachariah's Acres Fall Run, Walk & Roll

Sat, Oct 10 · Oconomowoc, WI Oconomowoc

5K Ruck5K10K +2

From $25 Open Closing Soon

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Three Eagle Half Marathon & 5K

Sat, Oct 10 · Three Lakes, WI Three Lakes

5KHalf Marathon

From $25 Open Closing Soon

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National Sweetest Day

Sat, Oct 17 · Nashotah, WI Nashotah

Kiddos 1K5K Ruck5K Run +5

From $0 Open Closing Soon

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Hot Cider Hustle - Shorewood Half Marathon & 5K

Sat, Oct 24 · Milwaukee, WI Milwaukee

5K Untimed Run/Walk - Extended Online Registration5K Untimed Run/WalkVirtual 5K +7

From $12.99 Open Closing Soon

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Lake Michigan Half Marathon

Sun, Oct 25 · Milwaukee, WI Milwaukee

Kiddos 1K5K5K Ruck +5

From $20 Open Closing Soon

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Hot Cider Hustle - Green Bay Half Marathon & 5K

Sun, Oct 25 · Green Bay, WI Green Bay

5K (Untimed) - Extended Online Registration5K - Untimed5K - Extended Online Registration +6

From $12.99 Open Closing Soon

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All Access Pass

Sun, Nov 1 · Oconomowoc, WI Oconomowoc

All Access 1/2 MarathonAll Access 1/2 MarathonAll Access 5K Ruck +7

From $300 Open

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OconoWattaWoc

Sun, Nov 1 · Oconomowoc, WI Oconomowoc

5K Ruck5K5K Walk +3

From $32.5 Open Closing Soon

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Chilly Willy Winter Run Series - SEVEN Events!

Sat, Nov 7 · Oconomowoc, WI Oconomowoc

Chilly Willy Winter Run Series 5KChilly Willy Winter Ruck Series 5KChilly Willy Winter Run Series 5K +7

From $120 Open

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Chunky Monkey Epilepsy Run

Sat, Nov 7 · Blanchardville, WI Blanchardville

1 Mile Walk5K Virtual Run/Walk5K Run/Walk +2

From $20 Open 100 spots left

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Frosty Rock Challenge

Sat, Nov 7 · Fort Atkinson, WI Fort Atkinson

1-Mile Fun Walk/Run5K12K

From $0 Open

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14th Annual Veteran Suicide Awareness March

Sat, Nov 7 · Green Bay, WI Green Bay

Short Route - 2.2 milesLong Route - 17.6 milesMini-Mover (Kids 14 and Under) +1

From $0 Open Closing Soon

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Bucks & Does 13.1 Pointer

Sat, Nov 14 · Nashotah, WI Nashotah

Bambi Run5K Ruck5 Pointer Walk +5

From $0 Open Closing Soon

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Annual Veteran Suicide Awareness March

Sat, Nov 14 · La Crosse, WI La Crosse

Short Route - ~approximately 2.25milesLong Route - 17.6 milesVirtual Event +1

From $0 Open Closing Soon

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Run De Pere Half Marathon | 5K Run/Walk

Sun, Nov 15 · De Pere, WI De Pere

Run De Pere 5K Run/WalkVIRTUAL - Run De Pere 5K Run/WalkRun De Pere Half Marathon +1

From $30 Open

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Last Call 5K, 10K, and 1/2 Marathon

Sun, Dec 6 · Waukesha, WI Waukesha

1K Kiddo's Race5K Ruck5K Walk +5

From $0 Open Closing Soon

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Time to Paddy 5K/10K & Lucky 13.1 - Milwaukee

Sun, Feb 28 · Milwaukee, WI Milwaukee

1 Mile1 Mile5K +11

From $17 Open 5 spots left

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First Call 5K, 10K, & 1/2 Marathon

Sun, Mar 21 · Waukesha, WI Waukesha

1K Kiddo's Race1K Kiddo's Race5K Walk +13

From $0 Open

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VetFest 2026 Presented by the RAMC Foundation

Sat, Apr 10 · Reedsburg, WI Reedsburg

VetFest Kids RunVetFest Kids RunVetFest 5k Run +5

From $15 Closed

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DoNot Stop Half Marathon/5K/10K - Milwaukee

Sun, Apr 11 · Milwaukee, WI Milwaukee

1 Mile1 Mile5K +13

From $0 Open Closing Soon 5 spots left

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Lake Monona 20K & 5K

Sat, May 1 · Monona, WI Monona

5K5KLake Monona Pet 5K Presented by Artepupp +3

From $25 Closed

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2027 J-Hawk Earlybird Race Series: Duathlon, Triathlon (Olympic, Sprint, & SuperSprint), AquaBike (Oly & Sprint)

Sun, May 2 · Whitewater, WI Whitewater

SPRINT TRISPRINT TRI RELAY (1 person pays - others register RELAY MEMBER ONLY event)RELAY MEMBER ONLY: SPRINT or OLYMPIC RELAY (Just need to sign waiver) +6

From $0 Open 9 spots left

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Hometown Half Marathon/5K/10K - Milwaukee

Sun, May 9 · Milwaukee, WI Milwaukee

1 Mile1 Mile5K +11

From $17 Open 5 spots left

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Syttende Mai Classic Run/Walk

Sat, May 15 · Stoughton, WI Stoughton

'Lil Run (Untimed 2 Mile Run)'Lil Run (Untimed 2 Mile Run)5K +5

From $15 Closed

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Tomorrow River Trail Half-Marathon

Sun, May 23 · Plover, WI Plover

1/2 Marathon1/2 Marathon

From $50 Closed

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Cedarburg Half Marathon | 5K Run/Walk

Sat, May 29 · Cedarburg, WI Cedarburg

Cedarburg 5K Run/Walk | YOUTHCedarburg 5K Run/Walk | YOUTHCedarburg 5K Run/Walk presented by Mantel Orthodontics +5

From $20 Open 8 spots left

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Hot2Trot Cottage Grove Run/Walk

Sat, Jun 19 · Cottage Grove, WI Cottage Grove

Kids 1K Run/WalkKids 1K Run/Walk5K Run/Walk +3

From $7.5 Closed

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Sparta Half marathon 5k

Sat, Jun 19 · Sparta, WI Sparta

Sparta Half marathon 5KSparta Half marathon 5k groupSparta Half marathon 5K +4

From $30 Open

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Midwest Financial Group Madison Mini Marathon

Sat, Aug 14 · Madison, WI Madison

Kids RunKids Run5K +3

From $15 Open

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Popsicle 5K/10K/Half - Milwaukee

Sat, Aug 21 · Glendale, WI Glendale

Virtual 5KVirtual 5K5K +15

From $35 Closed

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Summer Sizzler - Milwaukee

Sat, Aug 21 · Milwaukee, WI Milwaukee

1 Mile5K5k +11

From $17 Closed 5 spots left

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Lake Country Half Marathon

Sat, Aug 28 · Oconomowoc, WI Oconomowoc

8-Mile Run8-Mile Run8 Mile Ruck +3

From $50 Open

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Wolfman Triathlon and Trail Runs

Sat, Sep 11 · White Lake, WI White Lake

Wolfman Heavy 5K - Sheena's RunWolfman Heavy 5K - Sheena's RunWolfman Heavy 10K +7

From $30 Closed

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Kiel Raider Nation Triathlon

Sun, Sep 19 · Kiel, WI Kiel

Kid's Triathlon - Ages 13 & Under!Kid's Triathlon - Ages 13 & Under!Short Sprint Aquabike +11

From $30 Closed

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Talk Pirate to Me 5K/10K/Half - Milwaukee

Sun, Sep 26 · Glendale, WI Glendale

5KVirtual 5KVirtual 5K +9

From $40 Closed

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YMCA Maple Leaf Walk Run

Sat, Oct 2 · La Crosse, WI La Crosse

Kids Maple MileKids Maple MileVirtual 5K +11

From $25 Closed

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