Located less than 3 miles from the wedding venue, this hotel has reaosnably priced rooms
Four Points by Sheraton San Rafael
Reasonably priced, and located 6 miles from Marin Art and Garden Center
Courtyard by Marriott Larkspur
Another option, located 3 miles from the wedding venue
If a hotel doesn't take your facy, there are lots of accomodation options on AirBnB nearby!