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Playhouse plans on posts

A playhouse up on posts, with walls, a roof, windows and a porch, and a lower deck for little ones. Two closed playhouses and two simpler starts, each drawn in 3D, checked for the guard, the gaps and the stairs, and priced line by line.

A raised playhouse with a green roof, a door and two windows with flower boxes, a porch and stairs, a sandbox under the deckIllustration
Plans
4
Deck, sq ft
36 to 80
Structure, about
$2,423 to $8,234
Preliminary checks
All passed at 20 psf

Every plan, drawn by the designer

Pick a playhouse plan.

Each one is a full starting plan: framed, checked for 20 psf of ground snow and a 12 in frost line, and priced. Switch the view to see the frame or the dimensions.

The Raised playhouse, drawn by the designerDrawn by the designer from this plan

8x10

Raised playhouse

A playhouse 6 ft up with a 3 ft porch, a gable roof, two windows and stairs.

Footprint
8 ft x 10 ft, 80 sq ft
Deck
6 ft
Roof
Gable
Posts
6, 6x6
Way up
Stairs
Swing set
None

Preliminary checks passed for the loads you entered. Local approval not checked.

Materials about $5,832, before tax and delivery

What it needs

What a raised playhouse has to get right.

A playhouse is a small building up in the air. Five things matter, and each is checked on every plan, for 20 psf of ground snow and a 12 in frost line.

  1. 01Walls and windows

    Windows a child cannot get stuck in

    Windows are 18 x 18 in with the sill 24 in above the floor, well clear of the 3-1/2 to 9 in band. The door opening is 28 x 60 in, shorter when the wall is low.

  2. 02Porch guard

    A guard around the porch

    The porch is open to the air, so it gets the 38 in guard on every open side: it is on the deck, even though the walls are on the rest.

  3. 03Stairs

    Stairs with a rail on both sides

    Stairs are the way up on the playhouse: under 50 degrees, evenly spaced, with a handrail on both sides from 30 in up. The checks show the rise, the run and the angle for each plan.

  4. 04Height

    How high the deck goes

    The playhouse sits 6 ft up and the low deck for little ones only 2 ft 6 in. Pick the height for the youngest child who will use it.

    A guard is drawn on every open side once the deck is more than 30 in up; how high a treehouse should be goes through the choice.

  5. 05Permit

    Local approval is yours to check

    Local approval not checked. Many US jurisdictions exempt play structures up to about 200 sq ft (IRC model), but thresholds, setbacks, HOA and zoning vary. Confirm with your local building department.

    Rules for playhouses vary a lot: California, for one, exempts playhouses up to 120 sq ft, which is a good reason to call your building department.

Side by side

The 4 playhouse plans compared.

PlanKindDeckPostsWay upMaterials, aboutOf it, surfacingBuild timeChecks
8x10Raised playhousePlayhouse6 ft6Stairs$5,832$1,54058 to 86 hPassed
8x10Playhouse with a swing setWith swing set5 ft6Stairs$8,234$3,36066 to 98 hPassed, 1 before you build
8x8Half-wall tree fort with a roofFort5 ft6Step ladder$4,450$1,19046 to 68 hPassed
6x6Low deck for little onesOpen deck2 ft 6 in4Stairs$2,423$1,05036 to 52 hPassed

Each row is the starting plan as drawn, for 20 psf of ground snow and a 12 in frost line. The materials total is rounded shelf prices, before sales tax, delivery, labor and site work, with the required safety surfacing under the play area in it. Home Depot prices read October 2026. Build time is total labor hours, a broad reference. Passed means the preliminary checks passed for those loads; local approval is not checked.

What they cost

What a raised playhouse costs to build.

$2,423 to $8,234 in materials across these 4 plans, the safety surfacing under each included. The <a class="lnk" href="/guides/playhouse-cost/">playhouse cost guide</a> has the detail.

Lowest
$2,423, Low deck for little ones
Highest
$8,234, Playhouse with a swing set
Safety surfacing, required
$1,050 to $3,360
Build time
36 to 98 h

Excluded: sales tax, delivery, permits, site work, engineering and equipment rental

The treehouse cost guide breaks it down by group, and every plan page lists each line.

Structure cost of each playhouse plan

The $29 builder's plan

Free to plan. $29 to build from.

Every plan above is free to open, check and price. The builder's plan is drawn from the treehouse you finish, for one payment. These are real sheets from the 31-sheet plan for the 8x10 raised playhouse.

Free

  • The design in 3D, and every change you make to it
  • Every preliminary check, with its rule and its source
  • The structure and its safety surfacing priced line by line
  • A summary PDF of the design and its checks

$29 once

  • Posts and footings dimensioned from one corner, with the hole depth for your frost line
  • The platform framing, the guard with its baluster gap, and the way up with every rise
  • The roof, the playhouse walls, the slide and the swing set when your design has them
  • The cut list, the shopping list with store prices and the build, step by step
Customize the raised playhouse, free

You check out in the designer, with your design loaded. If the plan has an error, we fix it or refund you within 30 days. Guarantee terms.

Real sheets from the 31-sheet sample plan for the 8x10 raised playhouse

  • Sample sheet 1 of 31: posts and footings

    01Posts and footings

  • Sample sheet 2 of 31: guard and access details

    02Guard and access details

  • Sample sheet 3 of 31: safety surfacing

    03Safety surfacing

  • Sample sheet 4 of 31: connection details

    04Connection details

Questions

Anything else? Write to us or read the questions about all plans.

Questions about playhouse plans

Ours are 8x10, 8x8 and 6x6 ft. The designer takes a deck from 6 to 12 ft in either direction, so size it for the children and the yard you have.

Loose-fill safety surfacing kept 9 in deep over the playhouse and 6 ft around it: playground wood mulch with no CCA-treated wood, wood chips or rubber. Grass and dirt are not protective surfacing, and concrete is never used. Each plan specifies and prices it in the total.

Treated lumber for the posts and the deck, 2x4 framing for the walls, T1-11 siding and a steel roof: the combination the planner draws and prices.

The raised playhouse structure comes to about $5,832, before sales tax, delivery, labor and site work. The playhouse cost guide breaks it down.

38 in above the deck. See the railing height guide.

Other ways to browse

Not quite what you picture?

Your yard, your treehouse

Start from the raised playhouse. Make it yours.

Change the size and the options. The framing and the materials list follow every change. Free, no account.

Customize this design, free
Designing
Free
Builder's plan
$29 once
Account
Not needed
Underneath a deck: a 6x6 post on a concrete footing with a knee brace, joists and beams above, wood chips belowIllustration