Columbia University library hours

7 locations · Columbia University, Morningside Heights

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Butler runs around the clock from Sunday morning through Friday night during the semester; the departmental libraries keep shorter hours and most close early on Saturdays. Hours shift during reading week, finals and breaks.

Typical semester hours

Butler Library 535 W 114th St Mon–Thu Open 24 hours · Fri midnight – 11 PM · Sat 9 AM – 11 PM · Sun 9 AM – midnight
NoCo Library Northwest Corner Building, 4th fl Mon–Fri 9 AM – 11 PM · Sat 11 AM – 8 PM · Sun 11 AM – 11 PM
SIPA Library International Affairs Building, 3rd fl Mon–Fri 9 AM – 10 PM · Sat 11 AM – 6 PM · Sun noon – 10 PM
Uris Library Uris Hall, 3rd fl Mon–Fri 9 AM – 10 PM · Sat 11 AM – 6 PM · Sun noon – 10 PM
Avery Library Avery Hall, 2nd fl Mon–Fri 9 AM – 9 PM · Sat 11 AM – 6 PM · Sun noon – 9 PM
Math Library Mathematics Hall, 3rd fl Mon–Fri 9 AM – 8 PM · Sat Closed · Sun 1 PM – 8 PM
Milstein Library Milstein Center, Barnard College Schedule loads live

Other places on campus

Hours shown are the typical semester schedule published by Columbia. They shift during breaks, holidays and exam periods — check the live tracker before you go. LionHour is a student project and is not affiliated with Columbia University.