10 units · National Seashore

National Seashores

The National Park System has 10 units designated National Seashore, spread across 10 states and territories. Gulf Islands National Seashore draws more people than any of them, 7.6 million in 2025. About half charge an entrance fee and the rest are free to enter.

Where they are

Free to enter Charges an entrance feePoints are the Park Service reference point for each unit, not a boundary.

Ranked by 2025 visits

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States with this designation

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Visit counts are from the NPS Visitor Use Statistics system. Designations, fees, alerts and campgrounds are from the NPS API. Data refreshed October 14, 2026. Other unit types.