US Holidays 2100 — Dates, Weekdays & Countdowns
All 11 US federal holidays and major observances in 2100: the exact date, the day of the week, the federally observed date, and a live countdown to each.
| Holiday | Date | Day of week | Observed | Countdown |
|---|---|---|---|---|
| New Year's Day | January 1, 2100 | Friday | — | in 26714 days |
| Martin Luther King Jr. Day | January 18, 2100 | Monday | — | in 26731 days |
| Presidents' Day | February 15, 2100 | Monday | — | in 26759 days |
| Memorial Day | May 31, 2100 | Monday | — | in 26864 days |
| Juneteenth | June 19, 2100 | Saturday | June 18, 2100 | in 26883 days |
| Independence Day | July 4, 2100 | Sunday | July 5, 2100 | in 26898 days |
| Labor Day | September 6, 2100 | Monday | — | in 26962 days |
| Columbus Day | October 11, 2100 | Monday | — | in 26997 days |
| Veterans Day | November 11, 2100 | Thursday | — | in 27028 days |
| Thanksgiving | November 25, 2100 | Thursday | — | in 27042 days |
| Christmas Day | December 25, 2100 | Saturday | December 24, 2100 | in 27072 days |
When a fixed-date federal holiday falls on a Saturday it is observed the Friday before; on a Sunday, the Monday after. Monday-rule holidays (like Memorial Day or Labor Day) never need an observed date.
| Holiday | Date | Day of week | Countdown |
|---|---|---|---|
| Valentine's Day | February 14, 2100 | Sunday | in 26758 days |
| Mother's Day | May 9, 2100 | Sunday | in 26842 days |
| Father's Day | June 20, 2100 | Sunday | in 26884 days |
| Halloween | October 31, 2100 | Sunday | in 27017 days |
| New Year's Eve | December 31, 2100 | Friday | in 27078 days |
Holiday Calendar Frequently Asked Questions
How many federal holidays are there in 2100?
There are 11 US federal holidays in 2100: New Year's Day, Martin Luther King Jr. Day, Presidents' Day, Memorial Day, Juneteenth, Independence Day, Labor Day, Columbus Day, Veterans Day, Thanksgiving, and Christmas Day.
When is Thanksgiving 2100?
Thanksgiving 2100 falls on Thursday, November 25, 2100 — the fourth Thursday of November, as set by federal law.
What does the "observed" date mean?
When a fixed-date federal holiday lands on a weekend, federal employees get the nearest weekday off instead: the Friday before if it falls on Saturday, or the Monday after if it falls on Sunday. That weekday is the observed date; the holiday itself does not move.
Related Date Queries
Quick access to other common date calculations