State Natural Areas

112 verified parks across 17 states. Every entry is sourced from the managing agency or the USGS protected-areas database, never from a model's recollection.

• Alaska 1
• Arizona 1
• California 16
• Florida 4
• Hawaii 1
• Illinois 6
• Iowa 6
• New Hampshire 3
• New Jersey 1
• New York 6
• North Carolina 3
• Oregon 44
• Pennsylvania 9
• South Dakota 4
• Tennessee 1
• Texas 5
• Washington 1

Looking for every kind of park in one place? Browse by state.