Delaware · Marathon · Half Marathon · 5K
Monster Mash Marathon, Half Marathon & 5K
Monster Mash Marathon, Half Marathon & 5K is a marathon, half marathon, 5K and 1 Mile Walk event held in Dover, Delaware. Its next confirmed date is Sunday, October 17, 2027. About 500 runners take part across all distances.
- Race day
- October 17, 2027
- Location
- Dover, DE
- Field size
- ~500 runners
Race details
- Date
- Sunday, October 17, 2027
- Location
- Dover, Delaware
- Distances
- Marathon, Half Marathon, 5K, 1 Mile Walk
- Field size
- About 500 runners
- Course
- Flat and fast, Dover Motor Speedway
- Registration
- raceentry.com
- Official website
- monstermashmarathon.com
About the Monster Mash Marathon, Half Marathon & 5K
A flat, fast Halloween-themed marathon, half and 5K that starts on the Dover Motor Speedway track and finishes by the Miles the Monster statue, benefiting Wounded Warriors.
Rankings and notes
- Rankings and awards
- Boston-qualifier-friendly flat course; Halloween-themed
- Notes
- [next_date estimated]
More marathons in Delaware
Coming up next, by confirmed date.
-
Rehoboth Beach Seashore Marathon & Half MarathonRehoboth Beach, DEMarathonHalf Marathon ~3,000 runners
More races in Dover
More upcoming races in Delaware
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Walking Beside Kaden 5K Run/WalkNewark, DE$1000 Sponsorship$250 Sponsorship$500 Sponsorship +3 more
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Guides from the RaceRove blog
- 8 min read How to Choose Your First Marathon A practical checklist for choosing a first marathon based on course, weather, cutoff, travel, field size and support.
- 7 min read How to Find a 5K, 10K, Half Marathon or Marathon Near You A practical way to find running races near you: pick a distance, decide how far you'll travel, read the listing properly and confirm the details before you register.
- 9 min read How to Run a Race in All 50 States How to plan a 50-state running challenge: set your own rules, group states into trips, build a calendar around the seasons, budget for it and keep track of every finish.
- Blog All guides Planning advice for finding, choosing and travelling to races.
Monster Mash Marathon, Half Marathon & 5K: common questions
- When is the Monster Mash Marathon, Half Marathon & 5K?
- The next confirmed date is Sunday, October 17, 2027.
- Where is the Monster Mash Marathon, Half Marathon & 5K held?
- In Dover, Delaware.
- What distances does the Monster Mash Marathon, Half Marathon & 5K offer?
- Marathon, Half Marathon, 5K and 1 Mile Walk.
- How many people run the Monster Mash Marathon, Half Marathon & 5K?
- About 500 runners across all of its distances. That figure is an estimate of the field size, not an entry cap.
- How do I register for the Monster Mash Marathon, Half Marathon & 5K?
- Registration is handled by the organiser at raceentry.com. Entry fees, caps and deadlines are set there.
Plan this race in RaceRove
Save it to your plan, compare it with other races, check typical race-day weather and track your 50-state progress in the interactive app.