MIT Libraries Hayden Library Hours - MIT Library
Hayden Memorial Library • Massachusetts Institute of Technology
Library Hours Libraries
Access & Membership
MIT Hayden Library provides round-the-clock access to MIT students, faculty, and staff with valid MIT ID cards. Study spaces remain open 24 hours a day, 7 days a week.
Note: While building access is 24/7, some services have limited hours. During IAP, finals, and holidays, service hours may vary. Check MIT Libraries website for current information.
About Section Libraries
MIT Libraries' Hayden Memorial Library serves as the central hub of MIT's library system, providing essential resources and services to the Institute's community of students, faculty, and researchers. Built in 1950 and renovated in 2005, Hayden combines traditional library services with cutting-edge technology and innovation spaces.
The library is renowned for its extensive STEM collections, including engineering, physics, mathematics, and computer science resources. Hayden's unique 24/7 access policy supports MIT's culture of round-the-clock innovation and research, making it an essential resource for students working on demanding problem sets and research projects.
Beyond books and journals, Hayden houses the Institute Archives and Special Collections, collaborative learning spaces, and technology-rich study environments that reflect MIT's commitment to hands-on learning and innovation.
MIT Hayden Library Services
Hayden Library offers a comprehensive range of services designed for MIT's technically oriented community. Key resources include research consultations with subject librarians, access to over 100 academic databases, e-book lending, and specialized STEM data repositories. The library's technology lending program provides laptops, tablets, cameras, and audio equipment for project use.
The library features high-speed WiFi throughout the building, reservable group study rooms, a makerspace with 3D printers and laser cutters, and a digital media lab for video and podcast production. During the academic year, Hayden's 24/7 access makes it one of the most utilized round-the-clock study spaces in the country.
Non-MIT visitors can enter the building during staffed hours with a valid photo ID. For those seeking similar academic resources, explore our university libraries directory or the nearby Harvard Widener Library.