The Library’s buildings continue to be closed due to the COVID-19 (coronavirus) epidemic, in order to protect the health and well-being of patrons and staff. Please click here to learn more.


All items due through 4/19/2020 have been extended and are now due on 4/20/2020. Registration for spring programs has been postponed until May – new registration dates will be announced. The library’s online services, through which you can access eBooks, audiobooks, music, movies, and TV shows, as well as many research databases, are still available to access with your library card. Learn more about library services you can access from home.

General Information

Hours & Location


Operating Hours

Monday-Friday: 9:30AM-9:00PM
Saturday: 9:30AM-5:00PM
Sunday: 1:00PM – 5:00PM

The Library is closed on:

Memorial Day (Sunday & Monday)
Independence Day
Labor Day (Sunday & Monday)
Christmas Eve
Christmas Day
New Years Eve
New Years Day


MCPL Centereach

101 Eastwood Blvd. Centereach, NY 11720

Exit #62 North (Nicolls Road) off Long Island Expressway. Go North on Nicolls Road to Middle Country Road (Route 25). Take the exit ramp on your right for Smithtown (West).  At the end of exit ramp, make left onto Route 25.  Continue 6/10 mile to Eastwood Boulevard. Turn right at light (across from Burger King) and continue 4/10 mile to MCPL-Centereach on the left.

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MCPL Selden

575 Middle Country Road, Selden, NY 11784

Exit #63 (Patchogue – Mt. Sinai Road) off Long Island Expressway, go North on Patchogue-Mt. Sinai Road (Rt. 83) to Middle Country Road (Route 25). Turn left onto Rt. 25 (west) and continue for 1/2 mile. MCPL-Selden is on the right. Turn right at light at North Bicycle Path (between Walgreen Drugs & Tire Center) and proceed to library parking lot.

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