There are two local library systems in Snohomish County. “Everett Public Library” and “Sno-Isle Libraries”.
Everett Public Library has two branches in the City of Everett specifically. Every other city in the county relies on Sno-Isle Libraries, which has 23 libraries spread throughout Snohomish County and Island County as their name implies.
Website Links
Everett Public Library: https://www.epls.org/
Sno-Isle Libraries: https://www.sno-isle.org/
And more!
Seriously. If you don't have a library card, get one if you can. It's not like you have to buy it. We all pay for the libraries through taxes anyway! ;)