Home › Venues › Mountain Theater Mountain Theater Tickets Buy tickets for concerts at Mountain Theater in Mill Valley, CA. Mountain Theater Concert Tickets & Calendar Sat Sep 13, 2025 Sound Summit CAKEAlvvaysTaj MahalMore… Mill Valley, CA 1 daySep 13, 2025 Tickets & Info Calendar Hotels & Lodging Near Mountain Theater About the Venue Mountain Theater At-a-Glance Address Easy Grade TrailMill Valley, CA 94941United States Map & Directions Next Event Sound Summit Sep 13, 2025 Advertisement