The Library will be closed the following holidays and is closed weekends. For our normal schedule, see NLM Reading Room and Services: Hours.
December 2023 - New Year's 2024 Closings
- Staff Event - December 14
- Thursday, December 14, 2023: 1:00 p.m. - 5:00 p.m. - CLOSED
- Christmas 2023 and New Year's Holiday 2024
- Friday, December 22, 2023: 8:30 a.m. - 12:30 p.m.
- Monday, December 25, 2023: CLOSED
- Friday, December 29, 2023: 8:30 a.m. - 12:30 p.m.
- Monday, January 1, 2024: CLOSED
2024 Closings
- New Year's 2024
- Friday, December 29, 2023: 8:30 a.m. - 12:30 p.m.
- Monday, January 1, 2024: CLOSED
- Martin Luther King, Jr. Day
- Friday, January 12: 8:30 a.m. - 12:30 p.m.
- Monday, January 15: CLOSED
- Washington's Birthday**
- Friday, February 16: 8:30 a.m. - 12:30 p.m.
- Monday, February 19: CLOSED
- Memorial Day
- Friday, May 24: 8:30 a.m. - 12:30 p.m.
- Monday, May 27: CLOSED
- Juneteenth
- Tuesday, June 18: 8:30 a.m. - 12:30 p.m.
- Wednesday, June 19: CLOSED
- Independence Day
- Wednesday, July 3: CLOSED
- Thursday, July 4: CLOSED
- Labor Day
- Friday, August 30: 8:30 a.m. - 12:30 p.m.
- Monday, September 2: CLOSED
- Columbus Day
- Friday, October 11: 8:30 a.m. - 12:30 p.m.
- Monday, October 14: CLOSED
- Veterans Day
- Friday, November 8: 8:30 a.m. - 12:30 p.m.
- Monday, November 11: CLOSED
- Thanksgiving
- Wednesday, November 27: 8:30 a.m. - 12:30 p.m.
- Thursday, November 28: CLOSED
- Christmas 2024 and New Year's Holiday 2025
- Tuesday, December 24, 2024: 8:30 a.m. - 12:30 p.m.
- Wednesday, December 25, 2024: CLOSED
- Tuesday, December 31, 2024: 8:30 a.m. - 12:30 p.m.
- Wednesday, January 1, 2025: CLOSED
*If a holiday falls on a Saturday, for most Federal employees, the preceding Friday will be treated as a holiday for pay and leave purposes. (See 5 U.S.C. 6103(b).) If a holiday falls on a Sunday, for most Federal employees, the following Monday will be treated as a holiday for pay and leave purposes. (See Section 3(a) of Executive Order 11582, February 11, 1971.) See also our Federal Holidays – "In Lieu Of" Determination Fact Sheet at https://www.opm.gov/policy-data-oversight/pay-leave/work-schedules/fact-sheets/Federal-Holidays-In-Lieu-Of-Determination.
**This holiday is designated as "Washington’s Birthday" in section 6103(a) of title 5 of the United States Code, which is the law that specifies holidays for Federal employees. Though other institutions such as state and local governments and private businesses may use other names, it is our policy to always refer to holidays by the names designated in the law.
Last Reviewed: December 13, 2023