Main Building

9:30am-9:00pm

100 Thompson St
Port Jefferson, NY 11777
United States

Sun: Closed

Mon-Thu: 9:30am-9:00pm

Fri-Sat: 9:30am-5:00pm

Teen Center

12:00pm-8:00pm

205 East Main Street
Port Jefferson, NY 11777
United States

Sun: Closed

Mon-Thu: 12:00pm-8:00pm

Fri: 12:00pm-5:00pm

Sat: 9:30am-5:00pm

Name: FamilySearch Genealogy
Start: 2025-09-23T19:00:00-04:00
End: 2025-09-23T19:45:00-04:00
Location: Main Building

History & Genealogy

Adults

Main Building

100 Thompson St

Port Jefferson, NY 11777

See map: Google Maps

Name: Adult Department

Email: adref@portjefflibrary.org

Phone Number: (631) 473-0022

Presenter: Eileen Swanberg