 Built within a one-year span (from 1886 to 1887), it was added to the U.S. National Register of Historic Places on November 29, 1979 for its architectural significance and as an example of community planning.Henry Flagler set his sights on building the Hotel Alcazar across the street from the Hotel Ponce de Leon, but this site was already occupied by Olivet Methodist Episcopal Church, built in 1884.Flagler offered the trustees of the church a new plot of land and to pay the construction costs for a new church structure, which they accepted.