Main Building

9:30am-5:00pm

100 Thompson St
Port Jefferson, NY 11777
United States

View on Google Maps

Sun: Closed

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

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

Teen Center

9:30am-5:00pm

205 East Main Street
Port Jefferson, NY 11777
United States

View on Google Maps

Sun: Closed

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

Fri: 12:00pm-5:00pm

Sat: 9:30am-5:00pm

Event List

Closed Sundays

All Day

Main Building, Teen Center

Closing

Branches:

Main Building, Teen Center

Port Jefferson Civic Association Meeting

Monday, September 8, 2025 at 6:00pm - 8:30pm

Meeting Room at Main Building

Program Type:

Other

Age Group:

Adults

Library Branch: Main Building

Room: Meeting Room

Age Group: Adults

Program Type: Other

Port Jefferson Civic Association Meeting

Monday, October 13, 2025 at 6:00pm - 8:30pm

Meeting Room at Main Building

Program Type:

Other

Age Group:

Adults

Library Branch: Main Building

Room: Meeting Room

Age Group: Adults

Program Type: Other

Port Jefferson Civic Association Meeting

Monday, November 10, 2025 at 6:00pm - 8:30pm

Meeting Room at Main Building

Program Type:

Other

Age Group:

Adults

Library Branch: Main Building

Room: Meeting Room

Age Group: Adults

Program Type: Other

Port Jefferson Civic Association Meeting

Monday, December 8, 2025 at 6:00pm - 8:30pm

Meeting Room at Main Building

Program Type:

Other

Age Group:

Adults

Library Branch: Main Building

Room: Meeting Room

Age Group: Adults

Program Type: Other