Monster Mash Marathon, Half Marathon, 5K

Join us on 10/17/2025

(race date estimated)

Monster Mash Marathon, Half Marathon, 5K Race Description

Join us for the 10th Annual Monster Mash Marathon (26.2); Half Marathon (13.1); 5K Fun Run and 1 Mile Walk (NEW in 2020) benefiting the "Wounded Warrior Project".  The Monster Mash is located in Dover, Delaware and takes place at the Dover International Speedway Hotel & Casino.  A great venue with plenty of up close and on site parking near the start/finish line.  Enjoy the large venue with stadium restrooms for pre-race and post race comfort.  The start of the Monster Mash will take place on the Monster Mile Speedway with a one mile loop before heading out of the stadium towards the historical areas in the City of Dover.  All runners will experience an awesome finish in front of "Miles the Monster" the giant 50 foot statue. After the race enjoy free food, free beer and an awesome finishers medal at the Monster Mash Marathon, Half Marathon, 5K Fun Run and 1 Mile Walk benefiting the "Wounded Warrior Project' in Kent County, Delaware.

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    Monster Mash Marathon, Half Marathon, 5K Where & When

  • Location: Dover, DE 19901
  • Race Date: 2020/10/17 07:00:00 AM (Saturday)
  • Categories:
    • Marathon
    • Half Marathon
    • 5K
    • Monster Mile Walk, Stroll, Roll

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Dover, DE Weather

Monster Mash Marathon, Half Marathon, 5K weather history
  • Based on a 5 year average and a race date of October 17th, Dover, DE can expect temperatures between 56℉ and 76℉ with humidity around 62% and precipitation of 0".
    Last year the weather condition was Cloudy.
  • Dover, DE current weather
  • Drizzle 62.3℉ Drizzle

  • Join us at the Monster Mash Marathon, Half Marathon, 5K in October for a great race. The Monster Mash Marathon, Half Marathon, 5K works hard to deliver you a memorable race experience. We would love to hear from you, so consider writing us a review.

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