Marathon Branch Library

Located in the heart of the Keys, the Marathon Branch Library serves the city of Marathon and the Middle Keys.

3490 Overseas Highway
Marathon, Florida 33050

(305) 743-5156

Hours of Operation

Monday: 9:00 am – 5:00 pm
Tuesday: 9:00 am – 7:00 pm
Wednesday: 9:00 am – 7:00 pm
Thursday: 9:00 am – 7:00 pm
Friday: 9:00 am – 7:00 pm
Saturday: 9:00 am – 5:00 pm
Sunday: Closed

Mobile printing link

Marathon Branch News

The Marathon Branch Library Launches 24/7 Locker System

Unlock your next read! Marathon Branch Library is pleased to introduce an […]

Read More
Welcome to our new library

For the first time in over 20 years, Monroe County has a […]

Read More