65 East State (formerly Capitol Square) is a 350-foot-tall (110 m) skyscraper on Capitol Square in Downtown Columbus, Ohio. It was completed in 1984, has 26 floors, and 494,480 sq ft (45,939 m) of floor space. The building was designed by the architectural firm Abramovitz, Harris & Kingsland and it follows the international and modern architectural styles. Capitol Square is the 13th tallest building in Columbus.

The 20-floor Sheraton Columbus Hotel at Capitol Square is part of the same complex, and is constructed on the former site of the Hartman Building.

The statue Naiads is situated in a courtyard between Capitol Square and the adjoining Plaza Hotel. West of Capitol Square is a courtyard created in 1984 between the building and the Ohio Theatre, including the Galbreath Pavilion.

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  The Plaza Hotel Columbus at Capitol Square
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  Hartman Building and Theater, formerly on the site

• List of tallest buildings in Columbus, Ohio

• 65 East State official website
• Emporis
• Skyscraperpage