Demon is an amusement park at Lake County Reunions, 5465 Grand Ave, Gurnee, IL 60031. Its listed phone number is (847) 249-1776. Its website, sixflags.com, was online with a secure (HTTPS) connection when we checked on September 25, 2026. The domain was registered in April 1995 (31 years ago).

Amusement Park

Demon

Lake County Reunions, 5465 Grand Ave, Gurnee, IL 60031

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Is Demon legit? What we can confirm

Demon is an amusement park at Lake County Reunions, 5465 Grand Ave, Gurnee, IL 60031.^[1] Its listed phone number is (847) 249-1776.^[1] Its website, sixflags.com, was online with a secure (HTTPS) connection when we checked on September 25, 2026.^[2] The domain was registered in April 1995 (31 years ago).^[3]

Checkable facts with their sources, not a rating of quality or service. Updated September 25, 2026. See sources

Business check

Last checked Sep 25, 2026

Listing source
Appears in Meta business page data.
Operating status
No recent open or closed report.
Phone number
A valid US phone number is listed.
Street address
A full street address with ZIP code is listed.
Website
sixflags.com loads over a secure (HTTPS) connection.
Domain age
sixflags.com was registered April 1995 (31 years ago), registrar Amazon Registrar, Inc..
Machine-readable business details
No structured data found. Google and AI assistants have to guess at the hours, address and phone instead of reading them.
Mobile ready
The site sets a mobile viewport, so it adapts to phones.
Page title
Title reads: "Six Flags: Theme Parks, Roller Coasters & Family Fun Near You"
Search description
The site sets its own description for search results.
Phone matches the website
The phone number listed here was not found on the website. Mismatched contact details are one of the most common reasons a business gets skipped in local results.
Link preview image
No preview image set, so every shared link to the business appears as a blank grey box.
Owner verified
Not yet claimed by the owner.

Sources

Overture Maps Foundation places data. Release 2026-07-22, compiled from Meta. Name, category, address, phone, website and operating status. Data as of Jul 22, 2026.
CheckThisBiz live website check. We loaded sixflags.com and checked for a secure connection. Checked Sep 25, 2026.
Domain registry record (RDAP). Public registration record for sixflags.com. Checked Sep 25, 2026.

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About Demon

Demon is an amusement park in Gurnee, Illinois. The owner hasn't claimed this listing yet, so hours, photos and description aren't available.

Category: Amusement Park
Address: Lake County Reunions, 5465 Grand Ave, Gurnee, IL 60031
Phone: (847) 249-1776
Website: sixflags.com
Social: Facebook

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