How to Build a Dollhouse | From Cardboard Or Wood

For the full breakdown, see our best Dollhouses for Girls guide.

Sizing the build to your doll is the step most first-timers skip, and it decides whether the project works at all. The right way starts with a tape measure and a plan, then moves to cutting and assembly. Whether you want a quick cardboard project or a heirloom-grade wooden structure, the sequence below gets you a finished house without wasted material.

Pick a Scale Before You Cut Anything

Measure the doll’s height first, then choose a scale that fits. An 18-inch doll needs a house built to that scale, while a smaller fashion doll suits a compact design. Building without a scale leads to doors that are too short and rooms that look wrong. The most common DIY approach uses a 1:12 scale, where one foot in real life equals one inch in the house. That works well for standard play dolls, but the rule stays the same: the doll must clear the doorways and fit the rooms comfortably.

Choose Cardboard Or Wood For The Build

Cardboard builds cost almost nothing and need only a craft knife, tape, and hot glue. Wood builds need more tools and skill but produce a sturdier house that survives years of play.

For a quick cardboard house, one oversized box forms the main structure and medium boxes become interior rooms. Cut the top flap off, slice the side flaps in half, stack the room boxes inside, and tape everything to the main box. A second method cuts off opposing flaps and uses the remaining ones to form a roof, leaving a back opening with a 1-inch edge on three sides for stability.

MDF and plywood are the standard sheet goods for wooden dollhouses. A basic wooden plan uses 1/4-inch plywood or MDF, 3/4-inch brad nails, optional hinges, clear plastic sheet for windows, and 120 to 220-grit sandpaper. Thicker 1/2-inch MDF works for larger designs, and a more detailed plan calls for 3/4-inch eave and frieze boards.

Cut, Dry-Fit, Then Assemble The Shell

Cut the main structure pieces to size from your cut list, then dry-fit everything before applying glue. A dry fit catches misaligned floors and roof panels while you can still fix them.

For wooden builds, pocket-hole joinery makes assembly straightforward. Kreg Tool’s dollhouse plan calls for drilling pocket holes in both ends of two 42-inch pieces, then attaching them with 1 1/4-inch pocket hole screws and wood glue. A separate frame step requires 45-degree mitered ends on each board, assembled with 2 1/2-inch outdoor pocket hole screws. A plan for an 18-inch dollhouse uses 3/4-inch plywood for the main panels, plus 1×3 and 1×2 lumber for framing, with 1 1/4-inch pocket hole screws, finish nails or staples, and wood glue holding it together. The same plan fits a 48-inch back panel and includes roof and window trim.

Cardboard assembly is faster: use hot glue for the main joints and tape for reinforcement. Cut carefully with a craft knife and keep fingers clear of the blade.

Finish, Decorate, And Furnish The House

Sand wooden surfaces smooth, then paint or stain before adding interior walls, floors, roof, trim, and windows. Add structural support for doors, hinges, and upper floors so they hold up under play.

Cut and install window trim, door frames, and any railing or dowel details your plan calls for. Once the shell is finished and painted, move on to furniture and décor. If you’d rather buy a ready-made house than build one, our roundup of the best dollhouses for girls covers tested options for every age and budget.

Common mistakes include skipping the scale check, building without a dry fit, using the wrong material thickness, and rushing paint drying time. Avoid those four and the build goes smoothly. For tools and safety, wood builds require power tools and pocket-hole jigs, so keep young children clear of the workshop. Cardboard builds need careful craft-knife handling and adult supervision for younger helpers.

The finished house comes down to planning: measure the doll, pick the material that fits your tools, dry-fit before you commit, and let finishes cure properly. Home Depot’s guide to building a dollhouse walks through the full process with additional layout ideas for both beginner and advanced builds.