| Jan 1 | New Year's Day |
| Jan 5 | Asarah B'Tevet |
| Jan 6 | Epiphany |
| Jan 7 | Orthodox Christmas Day |
| Jan 8 | Battle of New Orleans (Louisiana) |
| Jan 12 | Lee-Jackson Day (Virginia) |
| Jan 13 | Stephen Foster Memorial Day |
| Jan 14 | Orthodox New Year |
| Jan 15 | Martin Luther King Jr. Day |
| Jan 15 | Robert E. Lee's Birthday (AL, AR, GA, MS) |
| Jan 15 | Idaho Human Rights Day (Idaho) |
| Jan 15 | Civil Rights Day (Arizona, New Hampshire) |
| Jan 19 | Robert E. Lee's Birthday (Florida) |
| Jan 19 | Confederate Heroes' Day (Texas) |
| Jan 20 | Inauguration Day (District of Columbia) |
| Jan 20 | Inauguration Day (DC, MD*, VA*) |
| Jan 24 | Lunar New Year |
| Jan 28 | Super Bowl |
| Jan 29 | Kansas Day (Kansas) |
| Feb 1 | National Freedom Day |
| Feb 1 | First Day of Black History Month |
| Feb 2 | Groundhog Day |
| Feb 4 | Rosa Parks Day (California) |
| Feb 7 | National Girls and Women in Sports Day |
| Feb 8 | Tu Bishvat/Tu B'Shevat |
| Feb 12 | Lincoln's Birthday (Many regions) |
| Feb 12 | Georgia Day (Georgia) |
| Feb 14 | Valentine's Day |
| Feb 14 | Statehood Day (Arizona) |
| Feb 15 | Susan B. Anthony's Birthday (Wisconsin) |
| Feb 16 | Elizabeth Peratrovich Day (Alaska) |
| Feb 19 | Presidents' Day |
| Feb 19 | Presidents' Day (Most regions) |
| Feb 19 | Presidents' Day (KY, LA, WI) |
| Feb 19 | Daisy Gatson Bates Day (Arkansas) |
| Feb 25 | African-American Scientist and Inventor Day (Virginia) |
| Feb 25 | George Rogers Clark Day (Indiana) |
| Feb 27 | Shrove Tuesday/Mardi Gras (Alabama, Louisiana) |
| Feb 27 | Shrove Tuesday/Mardi Gras |
| Feb 28 | Ash Wednesday |
| Feb 28 | Linus Pauling Day (Oregon) |
| Mar 1 | St. David's Day |
| Mar 1 | First Day of Women's History Month |
| Mar 1 | First Day of Irish American Heritage Month |
| Mar 2 | Texas Independence Day (Texas) |
| Mar 2 | Read Across America Day |
| Mar 2 | Employee Appreciation Day |
| Mar 4 | Casimir Pulaski Day (Wisconsin) |
| Mar 5 | Casimir Pulaski Day (Illinois, Indiana) |
| Mar 6 | Eid al-Adha |
| Mar 6 | Town Meeting Day (Vermont) |
| Mar 9 | Purim |
| Mar 16 | 'Evacuation Day' observed (Massachusetts) |
| Mar 17 | St. Patrick's Day |
| Mar 17 | Evacuation Day (Massachusetts) |
| Mar 20 | March Equinox |
| Mar 25 | Maryland Day (Maryland) |
| Mar 26 | Muharram |
| Mar 26 | 'Maryland Day' observed (Maryland) |
| Mar 26 | Prince Jonah Kuhio Kalanianaole Day (Hawaii) |
| Mar 26 | Seward's Day (Alaska) |
| Mar 30 | Doctors' Day |
| Mar 31 | César Chávez Day (California, Texas) |
| Apr 1 | Daylight Saving Time starts |
| Apr 2 | Pascua Florida Day (Florida) |
| Apr 4 | Ashura |
| Apr 6 | National Tartan Day |
| Apr 7 | Passover Eve |
| Apr 8 | Palm Sunday |
| Apr 8 | Passover (first day) |
| Apr 12 | Maundy Thursday |
| Apr 13 | Orthodox Good Friday |
| Apr 13 | Good Friday (Many regions) |
| Apr 14 | Holy Saturday |
| Apr 14 | Orthodox Holy Saturday |
| Apr 15 | Last Day of Passover |
| Apr 15 | Orthodox Easter |
| Apr 15 | Easter Sunday |
| Apr 15 | Father Damien Day (Hawaii) |
| Apr 16 | Orthodox Easter Monday |
| Apr 16 | Easter Monday |
| Apr 16 | Tax Day |
| Apr 16 | Emancipation Day |
| Apr 16 | Patriots' Day (Maine, Massachusetts) |
| Apr 16 | Boston Marathon |
| Apr 19 | Yom HaShoah |
| Apr 21 | San Jacinto Day (Texas) |
| Apr 22 | Oklahoma Day (Oklahoma) |
| Apr 23 | Confederate Memorial Day (Alabama) |
| Apr 23 | Confederate Memorial Day (Georgia) |
| Apr 25 | Administrative Professionals Day |
| Apr 26 | Yom Ha'atzmaut |
| Apr 26 | Confederate Memorial Day (Florida) |
| Apr 27 | Arbor Day (Nebraska) |
| Apr 30 | Arbor Day (Wyoming) |
| Apr 30 | Confederate Memorial Day (Mississippi) |
| May 1 | Law Day |
| May 1 | Loyalty Day |
| May 1 | Lei Day (Hawaii) |
| May 1 | First Day of Military Appreciation Month |
| May 1 | First Day of Asian/Pacific American Heritage Month |
| May 3 | National Day of Prayer |
| May 4 | Kent State Shootings Remembrance (Ohio) |
| May 4 | Kentucky Oaks |
| May 4 | Rhode Island Independence Day (Rhode Island) |
| May 5 | Cinco de Mayo |
| May 5 | Kentucky Derby |
| May 6 | National Nurses Day |
| May 8 | Truman Day (Missouri) |
| May 8 | Victory in Europe Day |
| May 8 | National Teacher Appreciation Day |
| May 10 | Confederate Memorial Day (North Carolina, South Carolina) |
| May 11 | Lag BaOmer |
| May 13 | Mother's Day (Arizona) |
| May 13 | Mother's Day |
| May 15 | Peace Officers Memorial Day |
| May 18 | National Defense Transportation Day |
| May 19 | Armed Forces Day |
| May 19 | Preakness Stakes |
| May 22 | National Maritime Day |
| May 24 | Ascension Day |
| May 25 | National Missing Children's Day |
| May 28 | Shavuot |
| May 28 | Memorial Day |
| May 28 | Memorial Day (AK, AL, AR, AZ, CA) |
| May 28 | Jefferson Davis' Birthday (Mississippi) |
| Jun 1 | First Day of Pride Month |
| Jun 1 | Statehood Day (Kentucky, Tennessee) |
| Jun 3 | Pentecost |
| Jun 3 | Jefferson Davis' Birthday (Florida) |
| Jun 4 | Whit Monday |
| Jun 4 | The Prophet's Birthday |
| Jun 4 | Jefferson Davis' Birthday (Alabama) |
| Jun 6 | D-Day |
| Jun 9 | Belmont Stakes |
| Jun 10 | Trinity Sunday |
| Jun 11 | Kamehameha Day (Hawaii) |
| Jun 12 | Loving Day |
| Jun 14 | Corpus Christi |
| Jun 14 | Army Birthday |
| Jun 14 | Flag Day |
| Jun 16 | Juneteenth Day (Alaska) |
| Jun 16 | Juneteenth National Freedom Day (Delaware) |
| Jun 16 | Juneteenth National Freedom Day (Oklahoma) |
| Jun 17 | Father’s Day (Arizona) |
| Jun 17 | Father’s Day |
| Jun 17 | Bunker Hill Day (Massachusetts) |
| Jun 19 | Juneteenth |
| Jun 19 | Juneteenth Day (Florida) |
| Jun 19 | Juneteenth (Minnesota) |
| Jun 19 | Juneteenth (Nebraska) |
| Jun 19 | Emancipation Day (Texas) |
| Jun 20 | West Virginia Day (West Virginia) |
| Jun 21 | June Solstice |
| Jun 28 | Carolina Day (South Carolina) |
| Jul 4 | Independence Day |
| Jul 4 | Independence Day (Many regions) |
| Jul 13 | Nathan Bedford Forrest Day (Tennessee) |
| Jul 14 | Bastille Day |
| Jul 22 | Parents' Day |
| Jul 24 | Pioneer Day (Utah) |
| Jul 27 | National Korean War Veterans Armistice Day |
| Jul 29 | Tisha B'Av |
| Aug 1 | Colorado Day (Colorado) |
| Aug 4 | Coast Guard Birthday |
| Aug 5 | American Family Day (Arizona) |
| Aug 7 | Purple Heart Day |
| Aug 13 | Victory Day (Rhode Island) |
| Aug 15 | Assumption of Mary |
| Aug 16 | Bennington Battle Day (Vermont) |
| Aug 17 | Statehood Day (Hawaii) |
| Aug 19 | National Aviation Day |
| Aug 19 | National Senior Citizens Day |
| Aug 26 | Women's Equality Day |
| Aug 27 | Lyndon Baines Johnson Day (Texas) |
| Sep 3 | Labor Day |
| Sep 8 | Carl Garner Federal Lands Cleanup Day |
| Sep 9 | National Grandparents Day |
| Sep 9 | California Admission Day (California) |
| Sep 15 | First Day of National Hispanic Heritage Month |
| Sep 16 | Constitution Commemoration Day (Arizona) |
| Sep 17 | Citizenship Day |
| Sep 18 | Rosh Hashana |
| Sep 18 | Air Force Birthday |
| Sep 18 | Rosh Hashana (Texas) |
| Sep 21 | National POW/MIA Recognition Day |
| Sep 22 | Emancipation Day (Ohio) |
| Sep 22 | National Public Lands Day |
| Sep 22 | September Equinox |
| Sep 24 | American Indian Day (Tennessee) |
| Sep 27 | Yom Kippur |
| Sep 27 | Yom Kippur (Texas) |
| Sep 28 | Native American Day (California, Nevada) |
| Sep 30 | Gold Star Mother's Day |
| Oct 1 | Child Health Day |
| Oct 2 | First Day of Sukkot |
| Oct 4 | Feast of St Francis of Assisi |
| Oct 6 | German American Day |
| Oct 7 | Chicago Marathon |
| Oct 8 | Last Day of Sukkot |
| Oct 8 | Columbus Day (All except AK, AR, HI, NV) |
| Oct 8 | Columbus Day |
| Oct 8 | Fraternal Day (Alabama) |
| Oct 8 | Native American Day (South Dakota) |
| Oct 8 | Indigenous People's Day (California) |
| Oct 8 | American Indian Heritage Day (Alabama) |
| Oct 9 | Shmini Atzeret |
| Oct 9 | Leif Erikson Day |
| Oct 10 | Simchat Torah |
| Oct 11 | Casimir Pulaski Day (Michigan) |
| Oct 13 | Navy Birthday |
| Oct 15 | Isra and Mi'raj |
| Oct 15 | White Cane Safety Day |
| Oct 16 | Boss's Day |
| Oct 18 | Alaska Day (Alaska) |
| Oct 20 | Sweetest Day (Many regions) |
| Oct 26 | Nevada Day (Nevada) |
| Oct 28 | Daylight Saving Time ends |
| Oct 31 | Halloween |
| Nov 1 | All Saints' Day |
| Nov 1 | First Day of Native American Heritage Month |
| Nov 2 | All Souls' Day |
| Nov 4 | New York City Marathon |
| Nov 6 | Election Day |
| Nov 6 | Election Day (New Jersey) |
| Nov 10 | Marine Corps Birthday |
| Nov 11 | Veterans Day |
| Nov 12 | 'Veterans Day' day off |
| Nov 17 | First Day of Ramadan |
| Nov 22 | Thanksgiving Day |
| Nov 23 | Day After Thanksgiving (Many regions) |
| Nov 23 | Family Day (Nevada) |
| Nov 23 | Acadian Day (Louisiana) |
| Nov 23 | Black Friday |
| Dec 2 | First Sunday of Advent |
| Dec 6 | St Nicholas Day |
| Dec 7 | Pearl Harbor Remembrance Day (Alaska) |
| Dec 7 | Pearl Harbor Remembrance Day |
| Dec 7 | Delaware Day (Delaware) |
| Dec 8 | Feast of the Immaculate Conception |
| Dec 10 | Chanukah/Hanukkah (first day) |
| Dec 10 | Wyoming Day (Wyoming) |
| Dec 12 | Lailat al-Qadr |
| Dec 12 | Feast of Our Lady of Guadalupe |
| Dec 13 | National Guard Birthday |
| Dec 15 | Bill of Rights Day |
| Dec 17 | Last Day of Chanukah |
| Dec 17 | Pan American Aviation Day |
| Dec 17 | Wright Brothers Day |
| Dec 21 | December Solstice |
| Dec 24 | Christmas Eve (Texas) |
| Dec 24 | Christmas Eve |
| Dec 25 | Asarah B'Tevet |
| Dec 25 | Christmas Day (All) |
| Dec 25 | Christmas Day |
| Dec 26 | Kwanzaa (first day) |
| Dec 26 | Day After Christmas Day (Texas) |
| Dec 31 | New Year's Eve |
