Haunted Halfsy , presented by Olmsted Medical Center
About this race
The Haunted Halfsy is a brand-new Halloween-themed race coming to Rochester, MN! This exciting event features a certified half marathon, team relay options, a 5K, and a kids run—there’s something for everyone. Presented by Olmsted Medical Center!
The course begins at RCTC and winds through tree-lined neighborhoods, follows the scenic Bear Creek paved trails, and finishes in unforgettable fashion INDOORS at the RCTC fieldhouse!
Expect epic costumes, the best swag, themed costume cheer zones along the course, vendors, Halloween-inspired activities, and an incredible race-day atmosphere.
Proceeds from The Haunted Halfsy will support local mental health organizations, including NAMI and Aidan’s Light.
Thank you for running with us—we can’t wait to see you out there! 🎃🏃♀️🏃♂️
This event is operated locally in Rochester by the Med City Marathon team. See full event info at www.hauntedhalfsy.com
Pick your distance
Running
Haunted Halfsy - Half Marathon , presented by Olmsted Medical Center
The Haunted Halfsy is Rochester's newest and most festive half marathon race, featuring a brand new USATF certified half marathon course, with themed cheer zones and an epic finish at RCTC.
Haunted Halfsy - TEAM RELAY half marathon
Teams of two take on the half marathon (approx. a 10K race per person). Meet your partner at the end and finish together!
Haunted Halfsy 5K
Rochester's wildest costume 5K, plan for a USATF certified 5K with fun cheer zones and an epic finish
"Little Monsters" 1K kids run
A kids costume fun run for 12 years and under! Registration is only $5 and includes the "Little Monsters" race beanie hat and finisher medal.
Race-day daylight
We have no recorded weather for Rochester yet, but sunrise and sunset follow from the venue and the date.
The sun rises at 7:45 AM and sets at 6:01 PM local time (CDT) in Rochester on October 31, 2026 — 10h 16m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
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Other races near Rochester
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Spooky Sprint- Rochester
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🏃 Plan Your Next Race in Rochester
Find upcoming events by distance:
- Rochester 5K Races 20 races
- 10K Run Events in Rochester 12 races
- Rochester Half Marathons 11 races
- Rochester Running Calendar 2026 20 races
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 20 Rochester events
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