When constructed, the Royal Palm contained 180 rooms with baths, a restaurant, and five retail spaces on the first floor.

[3][7] In 1967 Wilbur Harrington purchased the hotel from Katz and renamed it Park Avenue House.

[5][8] The Royal Palm is a thirteen-story brick and masonry hotel with Italian Renaissance details.

The main entrance in through an arched doorway, with rusticated pilasters surmounted by a Doric frieze.

[2] On the interior, the small entry vestibule has marble walls and shell patterned iron grates.

A groin vaulted hallway with wall-mounted medieval iron lighting fixtures leads to the main lobby.