Museum and Office Hours

Museum Hours

Wednesday - Sunday
1pm - 4pm

Office Hours

Tuesday - Friday
9am - 2pm

Adults                         $  5.00
Seniors/students           3.00
Children 6-12              2.00
5 and under are free

First Wednesday of the month - Free (This does not apply to tours)

The Powder Magazine is open by appointment only.


Click this photo to read about the history of the Powder Magazine.

Call the office at 707-745-5435 to arrange a visit to this fascinating building.