City Observed Holidays
This is the list of holidays observed by the City of Mattoon during the 2026 calendar year as approved by the City Council. City offices are closed on these dates.
| Christmas Eve | December 24, 2025 | Wednesday |
| Christmas Day | December 25, 2025 | Thursday |
| New Years Day | January 1, 2026 | Thursday |
| Martin Luther King Day | January 19, 2026 | Monday |
| Presidents Day | February 16, 2026 | Monday |
| Good Friday | April 3, 2026 | Friday |
| Memorial Day | May 25, 2026 | Monday |
| 4th of July – observed | July 3, 2026 | Friday |
| Labor Day | September 7, 2026 | Monday |
| Veterans Day | November 11, 2026 | Wednesday |
| Thanksgiving Day | November 26, 2026 | Thursday |
| Day after Thanksgiving | November 27, 2026 | Friday |
| Christmas Eve | December 24, 2026 | Thursday |
| Christmas Day | December 25, 2026 | Friday |
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