Sunday service (12-5 pm) is now back at all YPL locations!
Due to lingering affects of Hurricane Ida, Crestwood Library is open to contact-free pickup only until further notice.
Visit here for YPL’s current hours and services. Para actualizaciones en español, visite aquí.

3D Printing

3D printing is offered at all three branches of the Yonkers Public Library. You can attend a 3D printing class and design your own 3D object with Tinkercad, OR you can design or download a 3D file and email it to us ( or bring it to the library on a flashdrive.  The file must be in *.stl format.

3D Printing Policy

1. Staff will review and prepare all project files, and they have the right to refuse projects deemed harmful or otherwise objectionable. This includes weapons or life-like replicas, parts of weapons, ammunition, and defensive as well as offensive weapons. 
2. Items must adhere to copyright restrictions.
3. No more than three requests per patron, per month.  
4. We cannot promise specific colors will be available.
5. Please allow five business days to have objects printed. If there is a delay with your object, you will be notified.
6. You will be contacted when the object is ready to be picked up. Items not picked up will become the property of the library and placed on display after 30 days.
7. If the object is delicate, you must remove your own rafts and supports.
8. File must be able to print in five hours or less.
9. Currently there is no cost for 3D printing at the library.
10. This policy may change at any time. If you have questions, please speak with a staff member prior to undertaking your project, or send an email to

Designing:  Free 3D design programs are available online, such as, and
Downloading:  3D objects can be downloaded for free from or  
Our printers:  We have two 3D printers at Riverfront Library:  a Makerbot Method and a Makerbot Z18. Crestwood and Will libraries have a Makerbot Replicator+. Our printers use PLA (polylacticacid) filament, a bio-plastic made from cornstarch and sugar cane.
Colors:  Colors change on a regular basis.  If you have a specific color request for your item, we will do our best to accommodate you. Objects print in one solid color

For questions regarding 3D printing, call 914-375-7966 or email