Six Flags Great America: Illinois' Largest Theme Park and 'Thrill Capital of the Midwest'

This 300-acre amusement park between Chicago and Milwaukee offers thrilling coasters, family-friendly rides, and classic theme park fare.

Apr. 18, 2026 at 6:25pm

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A bold, geometric illustration in the Art Deco style depicting the towering, streamlined forms of roller coasters and architecture at the Six Flags Great America theme park, capturing the grand scale and thrilling energy of the Midwest's largest amusement park.Six Flags Great America, the 'Thrill Capital of the Midwest,' celebrates 50 years of delivering heart-pounding roller coaster thrills and family-friendly fun.Chicago Today

Six Flags Great America, located halfway between Chicago and Milwaukee, is the largest theme park in Illinois and a top destination for thrill-seekers in the Midwest. The 300-acre park features 17 roller coasters, including record-breaking drops and loops, as well as more gentle rides for families. In addition to its death-defying attractions, the park offers shopping, dining, and a water park, making it a full-day destination for visitors of all ages.

Why it matters

As one of the few remaining Six Flags locations after the company's recent financial struggles, Great America continues to be a popular and profitable regional theme park. Its mix of high-octane rides and family-friendly activities makes it a draw for both local residents and tourists visiting the Chicago-Milwaukee corridor.

The details

Six Flags Great America opened in 1976 and was originally created by the Marriott group before being acquired by Six Flags in 1984. The park now spans 300 acres and features 17 roller coasters, including the record-breaking Wrath of Rakshasa, which has a 96-degree, 171-foot vertical drop. In addition to its thrilling rides, the park also offers gentler attractions, a water park, shopping, and dining options.

  • Six Flags Great America opened in 1976.
  • The park was acquired by Six Flags in 1984.
  • As of 2026, the park is commemorating its 50th anniversary.

The players

Six Flags Great America

A 300-acre amusement park located between Chicago and Milwaukee, known as the 'Thrill Capital of the Midwest' for its 17 roller coasters and other thrilling rides.

Marriott

The original creator of Six Flags Great America, which opened the park in 1976 before it was acquired by Six Flags in 1984.

Six Flags

The current owner and operator of Six Flags Great America, which acquired the park in 1984 and has continued to expand its offerings over the years.

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What’s next

Six Flags Great America has announced plans to celebrate its 50th anniversary throughout the summer of 2026 with 'new experiences, nostalgic touches, and extended park hours'.

The takeaway

As one of the few remaining Six Flags locations, Great America continues to be a top regional destination for thrill-seekers and families alike, offering a mix of record-breaking roller coasters and more gentle rides that cater to visitors of all ages.