Whether it’s dressing like Elvis, running in your undies, through mud, foam, with zombies or electric lights, Seattle has got some crazy 5Ks for you in 2013. Get in shape, let loose and have fun! Here are some of our favorites.

Elvis Birthday Bash Dash
Saturday, January 19
The Strong Center
2256 Mottman Road SW
Olympia, WA 98512

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Dig out your jumpsuit, don your sideburns, and order up your gold sunglasses – it’s time for the Elvis Birthday Bash Dash – the first costumed and most amazing 5K/10K of the new year! As part of Olympia’s 13th annual Elvis Birthday Bash weekend, you can choose your distance and run for speed, fun, or both! Run as yourself, or whoop it up as Elvis, Priscilla, or one the infamous Memphis Mafia security guards. Prizes for best Elvis costume in both the 5K and 10K categories.

Cupid’s Undie Run
Saturday, February 9
The Ballroom
456 North 36th Street
Seattle, WA 98103

Cupid’s Undie Run SEATTLE takes runners on a 1 or so mile jog through the heart of Seattle’s Fremont district in their skivvies. Pre- and post-run festivities are held at the Ballroom. Register online. Proceeds benefit The Children’s Tumor Foundation.

Dirty Girl Mud Run
Saturday, May 18
Seattle, WA

Dirty Girl is a 5k mud run for women of all ages and athletic abilities. Don’t worry – it’s not a “race” in the traditional sense. It is an untimed obstacle course designed to push you slightly out of your comfort zone, but only as far as you are comfortable going. Forming teams is encouraged, and so is helping your fellow Dirty Girls get through to the finish. At a Dirty Girl Mud Run you’ll find excitement, laughter, and camaraderie—as well as lots of music and even some adult beverages. A portion of all registration fees benefits the National Breast Cancer Foundation.

The Color Run
May, 2013
Seattle Center
305 Harrison Street
Seattle, WA 98109

Rule #1 All participants are welcome… fast, slow, runner, walker, old, and young.
Rule #2 White shirt dress code at the official start line and ready to roll no later than 8:30am! (time subject to change)
Rule #3 Completely colored Picasso-painting madness at the finish.

Proceeds benefit the Ronald McDonald House Charities of Western Washington & Alaska. Visit website for details.

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Survivor Mud Run
Saturday, June 8
Remlinger Farms
32610 NE 32nd Street
Carnation, WA 98014

You will be constantly tested in some of the hardest terrain out there competing against others and yourself. Run, climb, jump, crawl and muscle your way through the most extreme 5k Mud Run created! Along this Extreme run there will be 22 obstacles that you must overcome in order to call yourself a True Survivor. Register online.

5K Foam Fest
Saturday, August 3
Lake Sammamish State Park
2000 NW Sammamish Road
Issaquah, WA, 98027

The 5K Foam Fest is an amazing mix of foam, mud and obstacles thus making fitness fun. Whether you like it dirty or clean the 5k Foam Fest has something for everyone. Imagine the excitement of a mud run combined with foam, ginormous inflatable obstacles, army crawls, foam, colossal walls, mud pits, cargo net climbs, foam, body washer, moon walk, foam, slip’n slides and water obstacles. Register online HERE.

Electric Run
Friday, August 16
Western Washington Fairgrounds
110 9th Avenue Southwest
Puyallup, WA 98371

The Electric Run is a 5k run/walk at night set to a dazzling light show! Music and lights all along the route choreographed to change with the music. Electric forest, black light tunnels, lasers, and much more. Participants are encourage to get creative with their attire. Glow sticks, Neon and LED’s are very welcome! The event is family friendly. Children under 8 run for free. Register online.

Run For Your Lives 5K
Saturday, August 24
Straddleline ORV Park
15015 State Route 8 West
McCleary, WA 98557

Expect the unexpected. Run for Your Lives is a 5k adventure race, an obstacle course, and a scavenger hunt rolled into one. And yes, there will be ZOMBIES chasing you all the way to the finish. If you survive, celebrate the end of times at the Apocalypse Party, with food, music, and beer. Register online.

Tough Mudder
Saturday and Sunday
October 5 and 6
Palmer Coking Coal Company
31407 Washington 169
Black Diamond, WA 98010

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Tough Mudder is so much more than a marathon – it’s about testing your all-around mettle and working with a team to complete an amazing experience. Tough Mudder events are hardcore 10-12 mile obstacle courses designed by British Special Forces to test your all around strength, stamina, mental grit, and camaraderie. With the most innovative courses, half a million inspiring participants, and more than $2 million dollars raised for the Wounded Warrior Project, Tough Mudder is the premier adventure challenge series in the world. Register online.