Hours

Countway Library Building

Please refer to the Holiday Calendar below for exceptions to these dates and times.

Library doors will lock from the outside 30 minutes before closing time to allow security enough time to complete a walkthrough.

  • Sunday: 12:00 pm-6:30 pm (Visitor access 12:00 pm-5:00 pm. See visitor access policies.)
  • Monday: 8:00 am-Midnight
  • Tuesday: 8:00 am-Midnight
  • Wednesday: 8:00 am-Midnight
  • Thursday: 8:00 am-Midnight
  • Friday: 8:00 am-6:00 pm
  • Saturday: 10:00 am-6:00 pm (Visitor access 10:00 am-4:00 pm. See visitor access policies.)

Countway Library Information Desk

Floor L1

The Information Desk is located on the Lower Level 1 (L1) floor of Countway Library.

  • Sunday: 12:00 pm-6:00 pm
  • Monday: 10:00 am-5:00 pm
  • Tuesday: 10:00 am-8:00 pm
  • Wednesday: 10:00 am-8:00 pm
  • Thursday: 10:00 am-5:00 pm
  • Friday: 10:00 am-5:00 pm
  • Saturday: 10:00 am-4:00 pm

Center for the History of Medicine

Floor L2

The Center for the History of Medicine is open to all visiting researchers by appointment, including non-HUID holders. Please visit our Schedule a Research Visit page for information.

  • Sunday: Closed
  • Monday: 10:00 am-4:00 pm by appointment only
  • Tuesday: 10:00 am-4:00 pm by appointment only
  • Wednesday: 10:00 am-4:00 pm by appointment only
  • Thursday: 10:00 am-4:00 pm by appointment only
  • Friday: 10:00 am-4:00 pm by appointment only
  • Saturday: Closed

Gallery of the Center for the History of Medicine

Fifth floor

Please visit the Center for the History of Medicine webpage for more detailed information.

Open to Harvard ID holders only, with the exception of weekends.

  • Sunday: 12:00 pm-6:30 pm (Visitor access 12:00 pm-5:00 pm. See visitor access policies.)
  • Monday: 8:00 am-Midnight
  • Tuesday: 8:00 am-Midnight
  • Wednesday: 8:00 am-Midnight
  • Thursday: 8:00 am-Midnight
  • Friday: 8:00 am-6:00 pm
  • Saturday: 10:00 am-6:00 pm (Visitor access 10:00 am-4:00 pm. See visitor access policies.)

Holiday Calendar

(Holiday hours apply to all departments of the library)

Fall Semester 2025

  • Labor Day (Monday, September 1, 2025): Open for study space only (no library services available)
  • Indigenous Peoples’ Day (Monday, October 13, 2025): Open for study space only (no library services available)
  • Veterans Day (Tuesday, November 11, 2025): Open for study space only (no library services available)
  • Thanksgiving Recess (Thursday, November 27-Friday, November 28, 2025): Closed
  • Winter Recess (Wednesday, December 24-Wednesday, December 31, 2025): Closed

Winter / Spring Semester 2026

  • New Year's Day (Thursday, January 1, 2026): Closed
  • Martin Luther King, Jr. Day (Monday, January 19, 2026): Open for study space only (no library services available)
  • Presidents' Day (Monday, February 16, 2026): Open for study space only (no library services available)
  • Memorial Day (Monday, May 25, 2026): Closed
  • Juneteenth (Friday, June 19, 2026): Closed
  • Independence Day (Friday, July 3-Saturday, July 4, 2026): Closed

Location

Countway Library Address

Visitor and Delivery Address

695 Huntington Ave., Boston, MA 02115

Secondary Address

10 Shattuck St., Boston, MA 02115

Area Maps

Listed below are links to map views of Countway Library:

Nearby Parking