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Homepage of Port Jefferson Free Library

Main Building

9:30am-9:00pm
(631) 473-0022

100 Thompson St
Port Jefferson, NY 11777
United States

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Sun: Closed
Mon-Thu: 9:30am-9:00pm
Fri: Closed
Sat: 9:30am-5:00pm

Teen Center

12:00pm-8:00pm
(631) 509-5707

205 East Main Street
Port Jefferson, NY 11777
United States

View on Google Maps
Sun: Closed
Mon-Thu: 12:00pm-8:00pm
Fri: Closed
Sat: 9:30am-5:00pm
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Closing

Closed for Independence Day

All Day
Jul 4 2025 Fri
Closing

Closed for Independence Day

All Day
Branches:
Main Building, Teen Center
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