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Tuesday -Saturday:

9am - 4pm

Sunday: 11am - 4pm

Mondays: Closed

Member Only Mornings:

Sundays: 9am-11am

CMOSC is closed on:

Thanksgiving Day

Christmas Eve

Christmas Day

New Year's Day

Click HERE for a map

to the Museum

1835 W. Steele Lane

Santa Rosa, CA 95403

CMOSC is on the

Coddingtown Bus Route

Visit us on
For more information:
T: 707-546-4069
Send regular mail to:
P.O. Box 12323, Santa Rosa, CA 95406