Barnsdall Art Park’s facilities, including Hollyhock House, California’s first modern architectural cultural property listed as a UNESCO World Heritage Site, are owned by the City of Los Angeles, operated by the Department of Cultural Affairs, and maintained by the Department of Recreation and Parks and the Department of General Services.

The Barnsdall Art Park Foundation was established in 2003 as a 501(c)(3) nonprofit organization in support of the City of Los Angeles’s comprehensive landscape, infrastructure, and program initiatives.