City Administrative offices are closed for the following holidays in 2021. Specific facility closure details are posted on the home page, under News Releases, as a holiday approaches.
| January 1 | Friday | New Year's Day |
| January 18 | Monday | Martin Luther King Jr. Day |
| February 15 | Monday | Presidents Day |
| May 31 | Monday | Memorial Day |
| July 5 | Monday | Independence Day |
| September 6 | Monday | Labor Day |
| November 11 | Thursday | Veterans Day |
| November 25/26 | Thursday/Friday | Thanksgiving |
| December 24/27 | Friday/Monday | Christmas |
| December 31 | Friday | New Year's Day |