Charles Avenue, located at 333 St. Charles Avenue in the Central Business District of New Orleans, Louisiana, USA, is a 20-story, 246 feet (75 m)-tall skyscraper and part of the Hilton Hotels chain.

The building was originally the Masonic Temple, but was sold in 1992 and redeveloped as Hotel Monaco until Hurricane Katrina in 2005.

It did not reopen after Katrina.

The hotel reopened in 2007 as a Hilton.

Charles Avenue was also inducted into Historic Hotels of America, the official program of the National Trust for Historic Preservation, in 2015.