Half Marathons in Wisconsin — 2026

There are 37 half marathons in Wisconsin scheduled for 2026. The next is the Green Lake Area 13dot1 Races - 2026 in Green Lake on September 5. Wisconsin half marathons run primarily September through August.

Green Lake Area 13dot1 Races - 2026

Sat, Sep 5 · Green Lake, WI Green Lake

5K Run/Walk10K Run/Walk13.1

From $35 Open Closing Soon

Register →

Mini Donut Half Marathon and 5K Honor Walk/Run

Sat, Sep 12 · Onalaska, WI Onalaska

5k Honor Walk/RunHalf Marathon

From $35 Open Closing Soon

Register →

Loop-de-Lori

Sat, Sep 12 · Chippewa Falls, WI Chippewa Falls

Li'l Loop (3-10 years old)Fun 5KTimed 5K +2

From $20 Open Closing Soon

Register →

Wolfman Triathlon and Trail Runs

Sat, Sep 12 · White Lake, WI White Lake

Wolfman Heavy 5K - Sheena's RunWolfman Heavy 10KTriathlon Relay +2

From $30 Open Closing Soon

Register →

Rise & Run

Sat, Sep 19 · Denmark, WI Denmark

Individual ParticipantTwo Person RelayThree Person Relay

From $45 Open

Register →

Kiel Raider Nation Triathlon

Sun, Sep 20 · Kiel, WI Kiel

Kid's Triathlon - Ages 13 & Under!Short Sprint AquabikeTeam Relay "SHORT" Sprint Distance Triathlon +4

From $30 Open

Register →

Discover Whitewater Series

Sun, Sep 20 · Whitewater, WI Whitewater

5k1/2 MarathonFit Kid Shuffle

From $5 Open

Register →

Wonderful Water Run: Half Marathon, 10K, 5K and Kid's Run

Fri, Sep 25 · Stevens Point, WI Stevens Point

VIRTUAL 5K5KVirtual 10K +4

From $15 Open

Register →

YMCA Maple Leaf Walk Run

Sat, Sep 26 · La Crosse, WI La Crosse

Kids Maple MileVirtual 5K5K +4

From $25 Open

Register →

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

Sun, Sep 27 · Glendale, WI Glendale

Virtual 5K5KVirtual 10K +3

From $40 Open

Register →

Procrastination Run

Sun, Sep 27 · Waukesha, WI Waukesha

Kiddos 1K5K Ruck5K Run +5

From $0 Open Closing Soon

Register →

Bellin Women's Half Marathon & 5K with myTEAM TRIUMPH

Sat, Oct 3 · Green Bay, WI Green Bay

5K Angel5K CaptainHalf Marathon Angel +1

From $0 Open

Register →

Bellin Women's Half Marathon & 5K

Sat, Oct 3 · Green Bay, WI Green Bay

5KHalf Marathon RelayHalf Marathon +3

From $25 Open

Register →

Zachariah's Acres Fall Run, Walk & Roll

Sat, Oct 10 · Oconomowoc, WI Oconomowoc

5K Ruck5KHalf Marathon +1

From $25 Open

Register →

Three Eagle Half Marathon & 5K

Sat, Oct 10 · Three Lakes, WI Three Lakes

5KHalf Marathon

From $25 Open

Register →

National Sweetest Day

Sat, Oct 17 · Nashotah, WI Nashotah

Kiddos 1K5K Run5K Ruck +5

From $0 Open

Register →

Hot Cider Hustle - Shorewood Half Marathon & 5K

Sat, Oct 24 · Milwaukee, WI Milwaukee

5K Run/Walk - Extended Online RegistrationVirtual 5KKids Division 5K-Extended Online Registration +7

From $12.99 Open

Register →

Hot Cider Hustle - Green Bay Half Marathon & 5K

Sun, Oct 25 · Green Bay, WI Green Bay

Virtual 5K5K - Untimed5K +6

From $12.99 Open

Register →

Lake Michigan Half Marathon

Sun, Oct 25 · Milwaukee, WI Milwaukee

Kiddos 1K5K Ruck5K +5

From $20 Open Closing Soon

Register →

OconoWattaWoc

Sun, Nov 1 · Oconomowoc, WI Oconomowoc

5K Ruck5K Walk5K +3

From $32.5 Open

Register →

All Access Pass

Sun, Nov 1 · Oconomowoc, WI Oconomowoc

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

From $300 Open Closing Soon

Register →

14th Annual Veteran Suicide Awareness March

Sat, Nov 7 · Green Bay, WI Green Bay

Short Route - 2.2 milesLong Route - 17.6 milesVirtual Event +1

From $0 Open

Register →

Chunky Monkey Epilepsy Run

Sat, Nov 7 · Blanchardville, WI Blanchardville

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

From $20 Open 100 spots left

Register →

Frosty Rock Challenge

Sat, Nov 7 · Fort Atkinson, WI Fort Atkinson

1-Mile Fun Walk/Run5K12K

From $0 Open

Register →

Chilly Willy Winter Run Series - SEVEN Events!

Sat, Nov 7 · Oconomowoc, WI Oconomowoc

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

From $120 Open

Register →

Bucks & Does 13.1 Pointer

Sat, Nov 14 · Nashotah, WI Nashotah

Bambi Run5K Ruck5 Pointer Walk +5

From $0 Open

Register →

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

Register →

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

Register →

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

Sun, Dec 6 · Waukesha, WI Waukesha

1K Kiddo's Race5K Run5K Walk +5

From $0 Open

Register →

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

Register →

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

Sun, Mar 21 · Waukesha, WI Waukesha

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

From $0 Open

Register →

VetFest 2026 Presented by the RAMC Foundation

Sat, Apr 10 · Reedsburg, WI Reedsburg

VetFest Kids RunVetFest Kids RunVetfest 5k Walk +5

From $15 Closed

Register →

Lake Monona 20K & 5K

Sat, May 1 · Monona, WI Monona

Lake Monona Pet 5K5KLake Monona Pet 5K Presented by Artepupp +3

From $25 Closed

Register →

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

Register →

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

Register →

Sparta Half marathon 5k

Sat, Jun 19 · Sparta, WI Sparta

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

From $30 Open

Register →

Lake Country Half Marathon

Sat, Aug 28 · Oconomowoc, WI Oconomowoc

8-Mile Run8 Mile Ruck8-Mile Run +3

From $50 Open

Register →