National Nonprofit Day is commemorated on August 17 each year to recognize nonprofit organizations’ ongoing efforts to serve the local community. Pebble Hill Plantation is a 3,000-acre 20th century sporting estate operated by the Pebble Hill Foundation. The Pebble Hill Foundation is a private 501(c)3 nonprofit. Your tax-deductible donations help Pebble Hill carry on its mission of historic preservation, education, and wildlife conservation in the spirit of its founder, Elisabeth "Pansy" Ireland Poe.