Open October 24
The count down begins… We only have 3 open nights left…
With the current weather forecast, there is the possibility of getting rained out next week. So DON’T WAIT! This could be your last chance this year!
So come out and see us!! We’ll be waiting!!
730pm
$20
Ages 12 and up
NO REFUNDS
Open October 23-24
Dare to get sinistered??
The weather is perfect to come out and get spooked!
730pm
$20
Ag3s 12 and up
No refunds
Industry Night
Industry Night is a Go!
IYKYK
Closed Oct 2nd
🎃CLOSED🎃
We’re sorry for the inconvenience, but we’ll be CLOSED TONIGHT, FRIDAY, OCTOBER 2.
🖤 We plan to be OPEN SATURDAY, OCTOBER 3, at our usual time, weather permitting.
Thank you for understanding, and we’ll see you Saturday! 👻🕷️
Closed Friday Oct 2
Unfortunately due to days of rain we will be unable to open our doors until Saturday October 3rd at 7:30 p.m.
Our customers and staffs safety is of peak importance to us. Thank you for understanding.
Open Dates 2026
🎃 Ten nights of frights this Halloween season!
Sinister Sidney will be open Fridays and Saturdays this October (including Halloween!) from 7:30 – 10:00pm, weather permitting.
We are an ages 12+ outdoor haunted attraction so dress appropriately for the weather.
Tickets are $20 at the gate. 🎃
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#sinistersidney #getsinistered #hauntseason2026 #hauntedhouse #iowahaunters #midwesthaunters #southwestiowa #Halloween
