What printable model railroad buildings are
Printable buildings are paper or cardstock structures you download as a PDF, print at home, cut out and fold or glue together. They are one of the cheapest ways to fill a layout with structures, and they suit beginners, temporary layouts and background areas. Many also work as templates: you can print the textures and glue them to styrene or card for a sturdier model.
Where to look
Free designs turn up in a few kinds of places:
- Model railroad clubs and NMRA divisions, which sometimes host download pages.
- Manufacturers offering free sample models as a preview of paid kits.
- Hobbyist blogs and forums, where individuals share their own designs.
- Hobby magazines and web communities that post occasional free downloads.
Availability changes, so search for the scale you need, such as HO, N or O scale, together with the era or building type. Check the terms of use on each download. Personal use is usually fine, but sharing, reselling or republishing may not be allowed. Be cautious about downloading files from unfamiliar sites, and use PDFs from sources you trust.
Check the scale before printing
Always print a test page first. Most printable files are designed for one scale, and printer settings can change sizes. In the print dialog choose “actual size” or 100 percent, not “fit to page.” Then measure a feature, such as a door, against a ruler. One foot in HO scale (1:87) is about 3.5 mm, so a typical 7-foot door should measure roughly 24 to 25 mm (just under an inch). If it measures wrong, adjust the scale setting.
Paper, cardstock and printing
- Plain paper is cheap but weak. Glue it to card or thin styrene.
- 65 to 110 lb cardstock (roughly 175 to 300 gsm) is common for walls, though thicker is harder to fold.
- Laser prints resist water better than many inkjets, which may smear if glue gets on them. If you use inkjet, test a small area first or seal the print with a clear sealer.
- Matte paper looks more realistic than glossy for most buildings.
Assembly
- Cut the pieces with a sharp blade and a steel ruler.
- Score fold lines lightly so they fold cleanly.
- Cut out windows and door openings before assembly.
- Glue clear acetate behind windows if you want glazing.
- Assemble the shell on a flat surface with white glue or a glue stick.
- Add the roof last.
- Color the cut edges with a marker or paint so white paper does not show.
Strengthen and protect
Paper buildings can warp and sag. Glue the printed skin onto thin foam board, mat board or styrene, and add inner bracing at corners. A clear matte spray sealer can add some resistance to handling and humidity. Keep buildings away from water and spills, and note that sealers should be tested on a spare print and used in a ventilated area.
Scaling a drawing down
To turn a plan or a measured photo into a building of the right size, divide each real-world dimension by your scale ratio. For example, in HO a 20-foot wall is 240 inches divided by 87, which is about 2.8 inches. For N scale (1:160), the same wall is about 1.5 inches. A photo copier or print dialog can resize an existing drawing by a percentage, but check measurements on the finished print.
Benefits and limits
Printable buildings are low-cost, quick and easy to customize. They are less durable and less three-dimensional than plastic or wood kits, so they work best as background structures or flats along the backdrop. If you want to go further, see our guide to building model train buildings from kits and scratch, and use the scenery guide to blend structures into the landscape.
FAQ
How do I scale down a building to make a model? Divide real measurements by the scale ratio, such as 87 for HO, or resize a drawing in a print dialog and verify with a ruler.
Are printable buildings good for beginners? Yes. They are inexpensive, and mistakes cost little.
What thickness of plywood do I need for the layout under them? That depends on your benchwork. Many people use 1/2 or 3/4 inch, covered in benchwork height and materials.