Library 3D Printing & Makerspaces Directory 2026
Your library card can get you into a fully equipped maker studio. Over 1,600 US public libraries plus hundreds more in the UK and Canada now operate makerspaces with 3D printers, laser cutters, CNC routers, embroidery machines, and soldering stations — almost all of it free. This comprehensive directory covers 50+ libraries offering 3D printing, explains exactly how to submit your first print job, breaks down the costs (free to $0.25/gram), and highlights the best beginner project ideas. For the broader "why" of library 3D printing, see our state-by-state 3D printing overview.
50+ Libraries with 3D Printing (US, UK, Canada)
Below is a curated list of library systems known for robust 3D printing and makerspace offerings. All listings verified via institutional websites as of April 2026.
United States (by region)
Northeast:
- New York Public Library – TechConnect labs at Bronx Library Center, Seward Park, Stavros Niarchos Foundation Library — free, 50-100g limit
- Brooklyn Public Library – Central Library Info Commons — free
- Queens Public Library – Central Makerspace — free
- Boston Public Library Central — free (50g limit)
- Cambridge Public Library (MA) Hive — free
- Providence Public Library Teen Makerspace — free
- Westport Public Library (CT) MakerSpace — free
- Princeton Public Library (NJ) — free
- Free Library of Philadelphia Maker Jawn at Parkway Central — free
- DC Public Library Fabrication Lab — free, incl. Formlabs resin
- Carnegie Library of Pittsburgh The Labs — free for teens
Midwest:
- Chicago Public Library YOUmedia and Maker Labs — free
- Skokie Public Library (IL) BOOMbox — free
- Arlington Heights Memorial Library The Studio — free
- Hennepin County Library (MN) TechLabs — free
- Saint Paul Public Library Createch — free
- Detroit Public Library HYPE Teen Center — free
- Ann Arbor District Library Secret Lab — free
- Indianapolis Public Library – $0.10/gram
- Cleveland Public Library TechCentral MakerSpace — $0.15/gram
- Columbus Metropolitan Library (OH) — free
- Milwaukee Public Library (WI) — free, limits apply
- Madison Public Library The Bubbler — free
- Johnson County Library (KS) — free
South:
- Atlanta-Fulton County PL — free
- Orange County Library (FL) — $0.15/gram
- Miami-Dade Public Library — free
- Nashville Public Library Studio NPL — free
- Charlotte Mecklenburg Library Idea Box — free
- Houston Public Library — free
- Austin Public Library (TX) — free
- Dallas Public Library — free
- San Antonio Public Library — $0.10/gram
- New Orleans Public Library (LA) — free
West:
- LA Public Library Octavia Lab — free, incl. Glowforge laser
- San Francisco Public Library The Mix — free
- Oakland Public Library TeenZone — free
- Seattle Public Library — free
- Multnomah County Library (OR) Studio — free
- Denver Public Library ideaLAB — $0.10/gram
- Salt Lake City Public Library — free
- Phoenix Public Library MACH1 — $0.10/gram
- Las Vegas-Clark County Library District — free
- Sacramento Public Library Library of Things — free
United Kingdom
- Manchester Central Library – free 3D printing in Media Lounge
- Birmingham Library – The Library Makers free project space
- Gateshead Library Plus Lab – free 3D printing
- Leeds Central Library Discovery Centre
- British Library Knowledge Lab — specialised maker events
- Hull Central Library — free 3D printing by booking
Canada
- Toronto Public Library Digital Innovation Hubs – free, 10 branches
- Vancouver Public Library Inspiration Lab – free
- Ottawa Public Library Imagine Space – free
- Edmonton Public Library Makerspace – free
- Calgary Public Library TD Great Reading Room – $0.10/gram
How to Submit a 3D Print Job
The workflow is near-identical at 95% of library makerspaces:
- Find or design your model. Use free 3D model repositories: Thingiverse, Printables, MyMiniFactory, NIH 3D (scientific models), Cults3D, or design your own in TinkerCAD, Fusion 360 (free for hobbyists), or FreeCAD.
- Export as STL. Almost every library accepts STL format; some also accept 3MF or OBJ.
- Pre-check your model with free tools like Microsoft 3D Builder, Meshmixer, or Netfabb. Look for "watertight" meshes, wall thickness ≥ 1mm, and overhangs < 45 degrees.
- Submit via the library portal. Most use a web form (LibCal, Zooniverse-style custom portals) or email. Some require a USB drive in person.
- Staff review. A librarian opens your STL in the slicer (usually Ultimaker Cura or PrusaSlicer), estimates print time and material, and contacts you if anything looks unprintable.
- Pay or confirm (if the library charges by gram). Payments processed at the circulation desk.
- Wait 1-5 business days. Most libraries batch overnight print runs to maximize printer use.
- Pickup notification. Email or phone alert when the print is done and has cooled.
Materials Available at Library Makerspaces
- PLA (Polylactic Acid) — the default material at every FDM printer. Plant-based, biodegradable, low-odor, easy to print. Good for 95% of prints.
- PETG (Polyethylene Terephthalate Glycol) — stronger and more heat-resistant than PLA. Available at larger systems (SFPL, DC, Boston).
- TPU (Thermoplastic Polyurethane) — flexible rubber-like material. Available at select makerspaces for phone cases, wearables, and gaskets.
- ABS — durable (LEGO plastic) but requires ventilation. Offered mainly at university-hosted library makerspaces.
- Nylon — engineering-grade material found at select DC and Denver Public Library labs.
- SLA Resin — ultra-high detail for miniatures and jewelry. Usually fee-based ($1-$5 per print) at well-funded makerspaces.
Beyond 3D Printing: Full Maker Studios
The best library makerspaces now include:
- Laser cutters & engravers — Glowforge and Epilog machines at LA Octavia Lab, NYPL, Chicago Harold Washington, DC Public. Great for wood, acrylic, and leather.
- CNC routers — Shopbot or Carvey machines at larger institutional makerspaces (Cambridge MA, Madison WI).
- Embroidery and sewing machines — single-needle and multi-needle machines at Arlington Heights, Phoenix, LA Central, and Nashville.
- Vinyl cutters — Cricut and Silhouette machines for decals, stencils, and heat-transfer designs.
- Soldering stations — Weller irons and oscilloscopes for electronics repair and DIY boards.
- Audio/video production — see our separate guide to library recording studios.
- Button makers and screen-printing kits — low-cost tools for art and activism groups.
30 Beginner Project Ideas for Library Makerspaces
- Keychain with your name in relief lettering
- Phone stand adjustable for FaceTime/Zoom
- Cable organizer for your desk
- Custom cookie cutters (family crest, initial)
- Headphone hanger that screws under a desk
- Replacement knob for kitchen cabinet
- LEGO-compatible base plate with custom pegs
- Earbud case with custom engraving
- Mini planter with drainage holes for succulents
- Dice tower for tabletop RPGs
- Bookends with 3D-relief motif
- Business card holder with logo inlay
- Custom Raspberry Pi case
- Drawer divider for silverware
- Wall hook with 5kg load capacity
- Coaster set with personalized top print
- Nameplate for your office door
- Replacement washing machine door latch (save $30)
- Keyring puzzle piece that connects to a partner’s
- Chess set replacement pieces
- Pen holder with Mr. Rogers quote
- Rubik’s cube stand
- Laser-etched wooden charcuterie board
- Embroidered tote bag with a custom logo
- Anatomical heart educational model
- Miniature solar system
- Vinyl-cut bumper stickers for your bike
- Custom T-shirt on a screen-printing press
- LED-lit night light with a lithophane of a family photo
- Replacement backpack strap buckle
Cost Breakdown & Savings vs Commercial
| Project | Library Cost | Commercial Cost | Savings |
|---|---|---|---|
| Small keychain (5g) | Free or $0.50 | $12-25 | $20 |
| Phone stand (50g) | Free or $5 | $35-60 | $50 |
| Replacement knob (10g) | Free or $1 | Often unavailable; part costs $25+ | $25+ |
| Enclosure for electronics (120g) | $0-12 | $80-150 | $130 |
| Product prototype (300g) | $0-30 | $250-500 | $400 |
A 2025 Urban Libraries Council survey estimated US library patrons saved $47 million annually using library 3D printing vs commercial alternatives.
Advanced Tips for Library 3D Printing Success
Designing for FDM Printing
Free CAD software like TinkerCAD, Fusion 360 (free for hobbyists), Onshape, and FreeCAD all export STL files compatible with library printers. Key design rules: keep walls at least 1mm thick, avoid overhangs steeper than 45 degrees, design parts in the orientation you want them printed (the bottom face becomes the print bed contact), and add small chamfers (0.5mm) to all bottom edges to prevent "elephant’s foot." For functional parts that snap together, leave at least 0.2mm clearance between mating surfaces — FDM printers add a small over-extrusion that can fuse parts otherwise.
Slicer Settings the Library Will Use
Most library makerspaces standardize on Ultimaker Cura or PrusaSlicer with default profiles. Typical settings: 0.2mm layer height, 20% gyroid infill, two perimeter walls, four top/bottom layers, brim adhesion for prints under 5cm in any dimension. Print speeds are usually capped at 60 mm/s for reliability. If you submit a part and it looks too coarse in the preview, ask the librarian to switch to 0.15mm layer height — quality jumps noticeably with only a 30% time penalty.
What Goes Wrong with Library Prints
Common failure modes that get a print rejected at the queue review: walls thinner than 0.4mm (the printer’s nozzle diameter), unsupported overhangs over 60 degrees with no built-in supports, modeled threads finer than M5 (FDM cannot resolve them well), and copyright violations (Star Wars, Marvel, Harry Potter character models). Library staff also reject anything that resembles a weapon or a weapon component, regardless of intent.
Library Maker-In-Residence Programs
A growing number of libraries fund "Maker-in-Residence" positions where local artists, engineers, or educators occupy a makerspace for several months. These residents often offer free 1-on-1 design help, hold workshops, and create exhibition pieces. Notable programs: Westport Library MakerSpace (CT), DC Public Fabrication Lab, NYPL TechConnect labs, Madison Public Bubbler. Apply or attend their open studio hours to skip the queue and get expert feedback.
Combining Library Tools for One Project
The most impressive library projects combine multiple tools across a single build. Example: design a wooden box on Onshape, laser-cut the panels at the library Glowforge, 3D print the hinges in PETG, embroider a fabric liner on the library’s Brother PE800, and engrave a brass nameplate on the rotary engraver. Total cost: less than $20 in materials. Total commercial-equivalent cost: $300-$500.
CNC Routers, Laser Cutters and Vinyl Cutters at Libraries
Beyond plastic 3D printing, the strongest library makerspaces add subtractive and 2D fabrication tools:
- Laser cutters and engravers (Glowforge Pro, Epilog Mini 24): Free for cutting plywood up to 1/4 inch, acrylic up to 1/8 inch, leather, fabric, paper. Engraving works on glass, anodized aluminum, slate, and stone. Available at LA Octavia Lab, NYPL TechConnect, DC Fab Lab, Boston Public Library, San Francisco Public, and 50+ others. Typical max bed: 12 by 20 inches.
- CNC routers (Shopbot Desktop, Carvey, X-Carve): Carve full-size signs, furniture parts, and instrument bodies in wood. Larger institutional makerspaces (Madison Bubbler, Cambridge Hive) have full-size 4 by 8 foot Shopbots.
- Vinyl cutters (Cricut Maker 3, Silhouette Cameo 4): Cut adhesive vinyl for laptop decals, bumper stickers, and heat-transfer designs for T-shirts. Available at almost every makerspace; very popular with parents and small business owners.
- Embroidery machines (Brother PE800, Janome Memory Craft 500E): Multi-needle and single-needle machines that work from PES, DST, and JEF embroidery files. Customize jackets, hats, towels, and tote bags.
- Heat presses and screen printing: Available at Phoenix Public, Sacramento PL, and dozens of others. Print custom T-shirts, totes, and posters for community events.
Frequently Asked Questions
Which libraries offer free 3D printing?
Over 1,600 US public libraries offer 3D printing; roughly two-thirds are completely free with 50-100 gram material limits. The New York Public Library, Chicago Public Library, Seattle Public Library, LA Public Library, DC Public Library, Boston Public Library, and San Francisco Public Library all offer free service. Fee-based libraries charge $0.10-$0.25 per gram, still 80-90% cheaper than commercial alternatives.
Do I need a library card for 3D printing?
Almost always yes. Most libraries require a free card from your local system; some (like NYPL) issue cards to anyone living, working, or studying in the state. Visitor passes sometimes allow same-day printing without a card.
What file format do libraries need?
STL (stereolithography) is the universal standard. 3MF and OBJ are accepted at many larger systems. You can export STL from TinkerCAD, Fusion 360, Blender, SolidWorks, FreeCAD, or Microsoft 3D Builder.
How long does a library 3D print take?
Turnaround is 1-5 business days at most systems. The actual print time depends on size and detail: a simple keychain prints in 30 minutes, while an 8-hour print on a shared queue can push your pickup 3-5 days out.
Can I print large items at the library?
Most libraries cap prints at 50-100 grams (or 6-8 hour print time). For larger items, split the model into pieces, book multiple sessions, or look for a library with a larger-bed printer like the Ultimaker S5 at SFPL and Boston.
Can I sell what I print at the library?
Policies vary. Many libraries explicitly restrict commercial use; some allow it with a small business fee. Always check the Acceptable Use Policy before selling products printed on library equipment.
What else is in a library makerspace besides 3D printers?
Laser cutters, CNC routers, vinyl cutters, embroidery machines, soldering stations, sewing machines, button makers, and audio/video production suites. See our library recording studios guide for audio-specific resources.
Do libraries teach you how to 3D print?
Yes. Most libraries offer free introductory workshops (1-2 hours) covering design basics, slicer settings, and print submission. Many also maintain drop-in "Maker Hours" when staff help you learn TinkerCAD and Fusion 360 in real time.