Re-Opening! COVID-19 Update

EFFECTIVE (October 15, 2021) – Thank you for your patience and continued support of California State Parks as we work to limit your risk for exposure to COVID-19 in the outdoors. The Tijuana Estuary Visitor Center is re-opened for normal business days/hours. Border Field State Park is temporarily closed to vehicles due to flooding from recent storm activity. Some roads and trails may be flooded with sewage contaminated water and mud. The park is currently OPEN to hiking, biking and equestrian activity. The wet and muddy areas are closed. Do not walk off trail or enter closed areas.


Here are some additional guidelines for visiting the Tijuana River National Estuarine Research Reserve:

What is open now?

  • The park is open daily from 7 a.m. to sunset for walking, hiking and bike.
  • The following trails are open: River Mouth Trail, Visitor Center Trail, N. and S. McCoy Trail, and Clapper Rail Trail.
  • Tijuana Estuary Visitor Center.
  • The parking lot and restrooms adjacent to the Tijuana Estuary Visitor Center.
  • Border Field SP is open to hiking, biking, equestrian activity.

What is currently closed?

  • Border Field SP is closed to vehicles.
  • Restrooms at Border Field SP are closed.
  • Friendship Circle is closed. Be advised that Friendship Circle is operated by U.S. Customs and Border Protection. 

Are there any new visitor guidelines?
Recreate Responsibly
Protect yourself, family, friends and your community by following these prevention measures:

  • Know Before You Go – Prior to leaving home, check the status of the park unit you want to visit to find out what restrictions and guidelines are in place. Have a back-up plan in case your destination is crowded. Stay home if you are sick
  • Plan Ahead– Some restrooms will be temporarily closed to keep up with cleaning schedules. Bring soap/hand sanitizer.
  • Play It Safe– Find out what precautions you should take when exploring the outdoors, especially if this is your first time visiting the State Park System. Learn more at
  • Be COVID-19 Safe– State Parks continues to follow guidance provided by the California Department of Public Health:
    • Fully Vaccinated Persons: Face coverings are not required in public outdoor settings. For indoor public settings, such as museums and visitor centers, all vaccinated individuals are to self-attest that they are in compliance prior to entry.
    • Unvaccinated Persons: Face coverings are required in indoor public settings such as museums and visitor centers.

Thank you for your interest in the Tijuana Estuary and Border Field State Park. Please keep an eye on our social media for updates: Facebook  I  Twitter  I  Instagram.

For information on statewide current closures and available services, please visit CA State Parks COVID-19 Resource Center