| All offices, with the exception of those operations required for the comfort and safety of the citizens of Gwinnett County, will be closed on the following dates: | |
| Date Observed | Holiday |
| Tuesday, January 1, 2019 | New Year’s Day |
| Monday, January 21, 2019 | Martin Luther King, Jr. Day |
| Monday, February 18, 2019 | Presidents Day |
| Monday, May 27, 2019 | Memorial Day |
| Thursday, July 4, 2019 | Independence Day |
| Monday, September 2, 2019 | Labor Day |
| Monday, November 11, 2019 | Veterans Day |
| Thursday, November 28, 2019 | Thanksgiving Day |
| Friday, November 29, 2019 | Day after Thanksgiving Day |
| Tuesday, December 24, 2019 | Christmas Eve |
| Wednesday, December 25, 2019 | Christmas Day |
