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Mount Mayhem Haunted House

Mount Mayhem (residential yard haunt) · 1740 E. Purdue Ave., Phoenix, AZ 85020

A home-built residential yard haunt in north Phoenix where groups walk through a themed haunted house with costumed monsters.

When

• Fri, Oct 307–9:30 p.m. (last group 9:20 p.m.)
• Sat, Oct 317–9:30 p.m. (last group 9:20 p.m.)

Dates are stated explicitly by the source.

Getting in

Free (donations suggested)

No reservation needed; walk-ups welcome per organizer. Under 18 must be accompanied by an adult. Last group admitted 9:20 p.m.

• Under 18 must be accompanied by an adult.
• Last group admitted 9:20 p.m.

freehalloweenhauntnightoutdoor

Sources

1. mountmayhemhaunt.com organizer
   2026 dates Oct 16-18 and 29-31, hours 7-9:30 p.m. with last group 9:20 p.m., free with suggested donations, address, reservations not required (walk-ups welcome), under-18 must be accompanied by adult
2. visitphoenix.com tourism
   Lists Mount Mayhem at 1740 E. Purdue Ave. on Oct. 16-18 and 29-31 (advises booking a reservation, which the organizer says is not required)