National Natural Landmarks

Audubon Canyon Ranch

Audubon Canyon Ranch
Audubon Canyon Ranch

Audubon Canyon Ranch is the largest known nesting area for great blue herons and American egrets on the Pacific Coast.

Location: Marin County, CA ; Marin County, CA

Year designated: 1968

Acres: 611

Ownership: Private




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Please remember, National Natural Landmarks (NNLs) are not national parks. NNLs are owned by a variety of public and private entities and allowing visitation is at their discretion. Many NNL sites maintain public websites where additional information may be found.

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