The Honolulu Zoo is a 42-acre zoo in Queen Kapiʻolani Park in Honolulu, Hawaiʻi. It is the only zoo in the United States to be established by grants made by a sovereign monarch and is built on part of the 300-acre royal Queen Kapiʻolani Park. The Honolulu Zoo features over 1,230 animals in specially designed habitats. The zoo is administered by the City & County of Honolulu through the Department of Enterprise Services. Its support agency, the Honolulu Zoo Society (HZS), provides program services for the zoo. The zoo's accredited membership of the Association of Zoos and Aquariums (AZA) was dropped in 2016 but reinstated in 2020. Wikipedia Accredited by Association of Zoos and Aquariums (AZA) Nonprofit 501(c)(3) organization / Honolulu Zoological Society / EIN: 23-7057714