| 2009 | 2010 | |
| New Year's Day | January 1 | January 1 |
| Martin Luther King's Birthday | January 19 | January 18 |
| Groundhog Day | February 2 | February 2 |
| Lincoln's Birthday | February 12 | February 12 |
| Valentine's Day | February 14 | February 14 |
President's Day | February 16 | February 15 |
| Washington's Birthday | February 22 | February 22 |
Ash Wednesday | February 25 | February 17 |
| March 17 | March 17 | |
| Palm Sunday | April 5 | March 28 |
| First day of Passover | April 9 | March 30 |
| April 10 | April 2 | |
| Easter | April 12 | April 4 |
Last day of Passover | April 16 | April 5 |
Administrative Professionals' Day (previous Secretary Day) | April 22 | April 21 |
May Day | May 1 | May 1 |
Cinco de Mayo | May 5 | May 5 |
Teacher Appreciation Day | May 5 | May 4 |
Nurses' Day | May 8 | May 8 |
May 10 | May 9 | |
Ascension Day | May 21 | May 13 |
| Memorial Day | May 25 | May 31 |
Pentecost Sunday | May 31 | May 23 |
June 14 | June 14 | |
| June 21 | June 20 | |
| July 4 | July 4 | |
| September 7 | September 6 | |
| September 13 | September 12 | |
| Rosh Hashana Day | September 19 | September 9 |
| September 28 | September 28 | |
| Columbus Day | October 12 | October 11 |
| Bosses Day | October 16 | October 16 |
| Sweetest Day | October 17 | October 16 |
| United Nations Day | October 24 | October 24 |
| Halloween | October 31 | October 31 |
| All Saints | November 1 | November 1 |
| All Souls | November 2 | November 2 |
| Election Day | November 3 | November 2 |
| Veterans Day | November 11 | November 11 |
| Thanksgiving | November 26 | November 25 |
Pearl Harbor Day | December 7 | December 7 |
| December 12 | December 2 | |
| Christmas | December 25 | December 25 |
| Kwanzaa | December 26 | December 26 |
| December 31 | December31 |
