This is one of the most fun races around! 1 Mile, 5K, 10K, Half Marathon, Mt. Doom Challenge (1 Mile+5K+10K) and Super Mt. Doom Challenge (1 Mile+5K+Half). Participants are encouraged to wear a Halloween costume (as funny and creative as possible) while running. Apart from race winners, there is obviously a costume competition!
- Event/Venue Location: Arvey Field, Grant Park
- Distance: Running, Half Marathon, Kids, 17 Mile, 5K, 10K, 1 Mile, 10 Mile
- Event Website: http://www.chicagomonsterdash.com
- Registration URL: https://secure5.marathonguide.com/register/MonsterSeries/2017ChicagoRaceSeries/index.cfm?RL=3&&&
- Email: Click here
- Timing: yes