All KCLS Libraries will be closed on Saturday, July 4th for Independence Day.

Mercer Island

4400 88th Ave. SE
Mercer Island, 98040

Open Hours:

  • Monday - Thursday
  • Friday
  • Saturday
  • Sunday
  • 10am-9pm
  • 10am-6pm
  • 10am-5pm
  • 1-5pm
Image of Mercer Island

Friends of the Mercer Island Library

Dues: Individual, $15; Family, $25; Senior (65 & older), $10; Lifetime, $150

Book Sales: Ongoing sale in library; Several book sales each year

Other Fundraisers: Auction

Meetings: Bimonthly meetings on Thursday afternoons

Website: Friends of the Mercer Island Library

Holiday Closures

Last Updated: 05/19/15