The Town of Cathlamet offices are closed in observance of the following state holidays:
| New Year’s Day | January 1st | |
| Martin Luther King Jr. Day | Third Monday in January | |
| Presidents Day | Third Monday in February | |
| Memorial Day | Last Monday in May | |
| Juneteenth | June 19th | |
| Independence Day | July 4th | |
| Labor Day | First Monday in September | |
| Veterans Day | November 11th | |
| Thanksgiving | Fourth Thursday in November | |
| Native American Heritage Day | Friday following Thanksgiving Day | |
| Christmas | December 25th |
If a holiday falls on a Saturday it will be observed on the Friday before and
if it falls on a Sunday it will be observed on the following Monday.
