Border Field State Park, State park in Imperial Beach, California
Border Field State Park is a state protected area along the Pacific coast featuring beaches, wetlands, salt marshes, and coastal sage scrub. The grounds contain varied natural habitats that create different landscapes throughout the park.
The park marks where surveyors set the initial boundary point between the United States and Mexico following the 1848 Treaty of Guadalupe Hidalgo. This location documents when the international border was first established.
Friendship Park serves as a meeting spot where families from both sides of the border gather to connect and talk with each other. The place holds special meaning for local communities as a point of contact between two nations.
The park offers hiking trails, horse riding paths, and bird watching areas accessible from the western end of Monument Road. Plan extra time to explore the different habitats and observe wildlife throughout your visit.
The area contains California's southernmost point and is part of the Tijuana River National Estuarine Research Reserve. This location makes it an important research site for coastal ecosystems.
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