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

  • Lady Whistledown Spills The Tea

    You are cordially invited to a tea party at 1 p.m. on Tuesday, April 16, at the Marathon Library branch, 3490 Overseas Highway. The purpose of the party is to discuss Julia Quinn’s Bridgerton novels and the upcoming third series of the Netflix TV show “Bridgerton,” adapted from the books.

  • Book Club In A Bag Offers Dozens Of Titles To Choose From

    Each bag includes 10 copies of a book club title and a list of discussion programs. They loan for a 6-week period.

Marathon Branch Events

3D Print Lab @ Monroe County Public Library Marathon
Apr 15 @ 10:00 am – 12:00 pm

3D Printing is back after a short break!

Mondays from 10AM until Noon come in to learn about 3D printing.

Bridge Club @ Monroe County Public Library Marathon
Apr 15 @ 12:15 pm – 3:15 pm
Bridge is played at the library on Mondays from 12:15 – 3:15 PM in the community room on the first floor. 
Playing Bridge has several benefits such as:
  • Meaningful social interaction
  • Strengthening communication and teamwork skills
  • Maintaining mental sharpness
  • Boosting immunity to ward off illness
  • Improving test scores
  • Delaying the onset of Alzheimer’s and other forms of dementia
  • Being an inexpensive form of entertainment
  • Being a career path
  • Being good clean fun

Teen Crafts @ Monroe County Public Library Marathon
Apr 15 @ 3:00 pm – 4:00 pm

Teen Connect is now Teen Crafts!  Come in on Mondays at 3 PM for an afternoon of fun crafting with friends.

February 5 – Resin Jewelry

February 12 – Clay Beads

February 26 -Key Chains