| January 2018 | |||
|---|---|---|---|
| Date | Day | Holiday | Where |
| January-1 | Monday | New Year's Day | Federal (Federal Holidays) |
| January-1 | Monday | New Year's Day | Alabama, Alaska, American Samoa, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming (Public Holidays) |
| January-1 | Monday | New Year’s Day | New York Stock Exchange (NYSE Holidays) |
| January-1 | Monday | New Year’s Day | US Banks (US Bank Holidays 2018) |
| January-1 | Monday | New Year’s Day | United States Postal Service (USPS Holidays) |
| January-2 | Tuesday | Additional Holiday | Virginia (Public Holidays) |
| January-2 | Tuesday | Day After New Year's Day | American Samoa (Public Holidays) |
| January-6 | Saturday | Sam Rayburn Day | Texas (Special Days) |
| January-9 | Tuesday | Volunteers For Democracy Day | Texas (Special Days) |
| January-11 | Thursday | Human Trafficking Awareness Day | Washington (Special Days) |
| January-12 | Friday | Lee-Jackson Day | Virginia (Public Holidays) |
| January-13 | Saturday | Korean American Day | Oregon, Washington (Special Days) |
| January-15 | Monday | Birthday of Martin Luther King, Jr. | Federal (Federal Holidays) |
| January-15 | Monday | Birthday of Martin Luther King, Jr. | New York Stock Exchange (NYSE Holidays) |
| January-15 | Monday | Birthday of Martin Luther King, Jr. | Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming (Public Holidays) |
| January-15 | Monday | Birthday of Martin Luther King, Jr. | US Banks (US Bank Holidays 2018) |
| January-15 | Monday | Birthday of Martin Luther King, Jr. | United States Postal Service (USPS Holidays) |
| January-15 | Monday | Civil Rights Day | New Hampshire (Public Holidays) |
| January-15 | Monday | Idaho Human Rights Day | Idaho (Public Holidays) |
| January-17 | Wednesday | Eartha Kitt Day | South Carolina (Special Days) |
| January-18 | Thursday | Mississippi Health Awareness Day | Mississippi (Designated Holidays) |
| January-23 | Tuesday | Saint Marianne Cope Day | Hawaii (Special Days) |
| January-26 | Friday | General Douglas MacArthur Day | Arkansas (Special Days) |
| January-26 | Friday | Motherhood and Apple Pie Day | Virginia (Special Days) |
| January-26 | Friday | Utah History Day | Utah (Special Days) |
| January-26 | Friday | Washington Army and Air National Guard Day | Washington (Special Days) |
| January-27 | Saturday | Firefighter Recognition Day | Arkansas (Special Days) |
| January-29 | Monday | Thomas Paine Day | Oregon (Special Days) |
| January-30 | Tuesday | Civil Liberties and the Constitution Day | Hawaii (Special Days) |