Travelers using Highway 199 between Crescent City and Cave Junction should expect multiple traffic delays beginning as early as May due to ongoing Caltrans construction. For the most current delay and closure information—including upcoming four‑hour full closures—please check the Caltrans District 1 Road Information Bulletin for updates and follow their social media channels.
Spring hours
Cave tours are available Thursdays through Mondays from 10:00 am to 4:00 pm. Closed Tuesdays and Wednesdays. Reservations are available on recreation.gov for advanced tickets sales. Same day ticket sales will also be available at both visitor centers, but plan to arrive early to secure your spot.
Please call our Illinois Valley Visitor Center at 541-592-5125 if you have any questions.
Summer Hours
Cave tours are available daily in the summer through the fall of 2026. Guided tours are offered 10:00 AM – 4:00 PM.
Reservations for tours will be available at www.recreation.gov.
Same day, first come, first served tickets are also available at both park visitor centers.
Fall Hours
Cave tours will be available from 10:00 am to 4:00 pm daily through Sunday, November 1, 2026.
Please call our Illinois Valley Visitor Center at 541-592-5125 if you have any questions.
Closed in the winter.