RaceMob

Popular Janesville, Wi Half Marathon Races

View some of the best Half Marathon races in Janesville, Wi! RaceMob's race calendar allows you to find races that suits your needs. Use our advanced filters below or calendar on the right, and discover new races. We try to maintain up to date information, and rely heavily on our community of volunteers. If you find a race that we're missing, use the "Suggest Race" button on the right. Find RaceMob discounts that others have added or add deals that you've discovered.

    • 1/2M

    Waukesha, WI

    46.33 miles away

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    Trailbreaker

    / 1 RaceMobber Scheduled

    About the Trailbreaker The Trailbreaker is Waukesha's homegrown running event and has been held annually since 1993. This Waukesha tradition initially consisted of a Marathon, Half-Marathon, 5K Run & 2 Mile Walk.  The Trailbreaker origina...

    • 1/2M

    Waukesha, WI

    45.01 miles away

    I'm Attending

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

    Spring is here, and it's the perfect time to dust off your running shoes! Shake off the winter hibernation and join us for the First Call 5K, 10K, and Half Marathon. This is your chance to set the tone for an incredible 2025 race season. This year...

    • 1/2M

    Waukesha, WI

    46.67 miles away

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    Procrastination Run

    The Procrastination Run 🏃‍♂️⏳ Why do today what you can do... well, right now? Whether you’ve been putting off your training, waiting to sign up, or just need a fun excuse to lace up your running shoes, the Procrastination Run is for you! This lig...

    • 1/2M

    Waukesha, WI

    44.98 miles away

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

    You’ve worked hard all year training and racing—what’s one more distance event to a pro like you? Don’t hang up your running shoes just yet or settle into hibernation mode! Join us for The Last Call 5K, 10K, and Half Marathon, your final chance to...

    • 1/2M

    Oconomowoc, WI

    39.24 miles away

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    The Non Cancelled Marathon

    The Non-Cancelled Marathon began in 2020 as a response to widespread marathon cancellations. Originally planned as a one-time event, it quickly became a favorite among runners for its super flat, fast, and certified course. It’s an ideal qualifier...

    • 1/2M

    Oconomowoc, WI

    43.37 miles away

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    Zachariah's Acres Fall Run, Walk & Roll

    All proceeds benefit children with special needs at Zachariah's Acres, a 501(c)(3) organization located in the town of Oconomowoc, WI.    Zachariah's Acres hosts nature-based experiences for children with special needs and thei...

    • 1/2M

    Nashotah, WI

    42.08 miles away

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    National Sweetest Day

    National Sweetest Day Run 🍬❤️ Celebrate National Sweetest Day by doing something truly sweet for yourself and those you care about—join us for a fun run or walk! Whether you’re running solo, with friends, or sharing this special day with a loved o...

    • 1/2M

    Delafield, WI

    39.87 miles away

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    Run From The Tax Man

    Run From The Tax Man 🏃‍♂️💸 Feeling the weight of tax season? Shake it off and hit the trails with us at the Run From The Tax Man! This lighthearted, fun run is the perfect way to escape the stress, outrun the paperwork, and enjoy some fresh air wi...

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