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Free cabin plan · PDF download

16x32 Cabin Plans

A 512 sq ft full-time cabin on a crawlspace, with 9-foot walls, a loft, and a porch along the long side.

3D render of the 16×32 Cabin at golden hour, seen from the front corner
Rendered in the cabin builderOpen it in 3D to walk around it, change it, or see it at dusk.
PORCH512 sqft32'-0"16'-0"8'-0"N04 ftFloor Plan32'-0" × 16'-0"
Floor plan

Plan specs

Footprint
16' x 32'
Floor area
512 sq ft
Loft
256 sq ft (8' deep)
Porch
256 sq ft (8' deep, front)
Wall height
9'
Roof
Gable, 6/12 pitch
Roofing
Standing-seam metal
Siding
Lap siding
Foundation
Block crawlspace
Windows / doors
7 / 1
Chimney
Yes, for a wood stove
Est. materials
$21,338

Every figure here comes from the same engine the 3D builder runs, so it matches what you get when you open the plan.

About this plan

What the 16×32 Cabin is for.

At 512 square feet on the main floor this is a small house, not a camp. Thirty-two feet of length fits a bedroom at one end, a bath in the middle, and a kitchen and living room at the other, and the loft adds storage or a second sleeping space.

The crawlspace foundation is the main difference from the smaller plans. It costs more than piers, but it gives you a dry, reachable space under the floor for water lines, drains, and wiring, which matters once a cabin has plumbing.

Nine-foot walls make a long, narrow room feel less like a hallway, and the three windows on the back wall line up with the rooms a typical layout puts there.

Good for

  • Living full-time off-grid
  • A crawlspace for plumbing and wiring access
  • Two rooms plus a bath on one floor

The drawings

Elevations, section, and foundation.

The same views that are in the PDF, dimensioned in feet and inches. Download the PDF to print them at letter size.

32'-0"9'-0"11'-0"6/1204 ftFront Elevation32'-0" wide
Front elevation
16'-0"9'-0"15'-0"6/1204 ftRight Elevation16'-0" wide
Side elevation
16'-0"9'-0"15'-0"6'-4"6/12INTERIORLOFT04 ftCross-Section16'-0" wide
Wall and roof cross-section
CRAWLSPACE FOUNDATION- - Beams · · · · Joists @ 16" OC32'-0"16'-0"04 ftFoundation PlanCrawlspace Foundation
Foundation plan

Materials list

About $21,338 in materials.

Quantities come off the plan's dimensions with a 10 percent waste allowance, priced at typical U.S. retail. This is the shell only: labor, insulation, interior finishes, plumbing, and electrical are not included.

ItemQtyEst. cost
Foundation$1,712
8x8x16 CMU blocksConcrete masonry units316$1,580
Mortar mix (80lb bags)11$132
Framing$6,076
2x6 plates (bottom + double top)Treated bottom plate317$571
2x6x10 wall studs16" OC129$1,226
2x10 headers (doubled)Over window/door openings82$230
2x10x16 floor joists16" OC29$1,299
2x10 rim joist106$297
2x8x16 ceiling joists16" OC29$1,021
2x8x11 rafters58$1,333
2x10 ridge board36$101
Sheathing$2,184
7/16" OSB wall sheathing (4x8)24$672
1/2" plywood roof sheathing (4x8)24$840
3/4" T&G plywood subfloor (4x8)16$672
Roofing$3,561
Metal standing seam panels744$3,348
Roof underlayment (synthetic)400 sqft/roll2$100
Drip edge113$113
Siding$2,622
1x6 lap siding1,668$2,502
Housewrap9ft x 100ft rolls1$120
Windows & Doors$1,890
WindowsStandard double-hung7$1,400
Window trim/casing7$210
Exterior doorsPre-hung exterior1$250
Door trim/casing1$30
Porch$1,909
Deck boardsPressure-treated282$846
6x6 porch posts8ft pressure-treated7$175
2x8 porch joists16" OC229$504
Porch railing48$384
Loft$902
2x8 loft joists16" OC spanning width141$310
3/4" plywood loft floor (4x8)8$336
Loft railing/guard32$256
Fasteners & Hardware$482
Nails, screws, joist hangersAssorted construction fasteners1,376$482
Estimated materials total$21,338

These are concept drawings for planning and estimating, not engineered or stamped plans. Have a builder or engineer check framing sizes, spans, and connections for your snow, wind, and soil conditions before you order materials.

Common questions

Building the 16×32 Cabin.

The materials for this 16x32 Cabin estimate at about $21,338. The biggest lines are framing ($6,076), roofing ($3,561), siding ($2,622). That covers the shell: foundation, framing, sheathing, roofing, siding, windows, doors, the porch, the loft and fasteners, at typical U.S. retail prices with a 10 percent waste allowance. It does not include labor, insulation, drywall, interior finishes, plumbing, electrical, or delivery, and local lumber prices vary.

At 512 sq ft, this plan is over the 200 sq ft limit the International Residential Code (section R105.2) uses to exempt small accessory structures, so in most places that adopt that code you should expect to need a building permit. Rules vary by county, and some rural counties do not enforce a residential building code at all, so ask your local building department before you build.

The PDF has six letter-size pages: a cover sheet with the specs, a dimensioned floor plan, front and rear elevations, left and right elevations, a wall-and-roof cross-section, and a foundation plan. The materials list downloads separately as a CSV you can open in Excel, Numbers, or Google Sheets to price at your local lumber yard. There is no signup and no email required. These are concept drawings for planning and estimating, not engineered or stamped construction documents.

Yes. Open the plan in the free 3D cabin builder and change anything: length, width, wall height, roof style and pitch, siding, foundation, porch, loft, every window and door, and the interior walls and rooms. The cost estimate updates as you go, and you can export your own version as a PDF and a materials list.

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