How to Build a Lean To Shed? A Complete Step By Step Guide

If you have some lean to shed building plans then it is the perfect solution for storing things. A lean to shed is a great structure to keep in your backyard and fill with gardening supplies, landscaping tools, sports equipment, compact outdoor furniture, and miscellaneous tools and supplies.

A lean-to shed is a great convenience for anyone who has a yard or loves to garden. This lean-to shed can be your main garden shed since it is large enough and secure enough to store a lawnmower and other large items. Since lean-to sheds are rather shallow, they are mostly used for storing small tools or garden supplies such as bags of mulch, pots, and garden hoses. Larger tools such as shovels and rakes can be hung from the walls. If space permits, you can even store a pressure washer or lawnmower.

Lean To Shed Plans

How To Build Lean To Shed

It is simple to build a lean to shed and very functional as the single plane sloping roof created by a long wall at the back and short walls in front, allows you to build next to a fence and have the roofline at the top of the fence level or next to your house and have the entire roof sloping away from the house, keeping moisture away from the house. Moreover, it can be built immediately next to an existing structure with the roof sloping away.

With so many shed sizes to choose from it may be hard to decide on just one. The size and style you end up building will be affected by your local zoning requirements, storage needs, how much space you have to build on, and your budget. After considering these items separately and together you will have a good idea of the style and size you need to build.

Materials Required

  • Pressure-treated 4x4s for skids
  • T1-11 Plywood siding
  • 1×4 Fascia and rake trim
  • Pressure-treated 2x4s for floor joists
  • 3/4″ Tongue-and-groove plywood for flooring
  • 2x4s For studs, header, rafters, top plate nailers, etc.
  • 1/2″ CDX plywood for roof sheathing
  • 1×3 Door trim
  • Asphalt shingle roofing, 15-pound felt, metal framing brackets, door hinges and latch, miscellaneous galvanized nails and outdoor screws, and paint, stain, or preservative.

Equipment/Tools Required

Lean To Shed Building Plans

Detailed Steps To Build Lean To Shed


Lean To Shed Floor

Construct the framing for the shed’s floor
Lean to shed

Frame the ground with two 8-foot two-by-fours because the rim joists. Cut four more of the two-by-fours in half to supply eight 48-inch two-by-fours. Nail seven of those 48-inch boards between the 2 rim joists. Laid jittery and spaced equally, these seven two-by-fours are going to be the ground joists. Square up the inspiration frame, then nail the sheet of 3/4-inch exterior grade plywood down because the flooring.

  • Find and Prepare a Location for the Shed
  • Pour a Gravel Bed for the Shed
  • Build the Shed Foundation
  • Take safety precautions when using a circular saw. Always follow the chainsaw safety guide while the blade of the circular saw is still spinning.
  • Cut the joists to the intended width of your shed.
  • Lay out the front and back beams of the floor.
  • Fasten the joists to the floor beams using 3 ½-inch galvanized screws.
  • Attach 4 skid beams to the floor.

Lean to Shed Walls

Erecting the side, front, and back walls of the shed
Lean to shed

Next, use nails and metal L-brackets to attach the 2×4 roof joists at 2 foot intervals on the wall side of the shed. Employ hurricane ties and nails to accomplish the same thing on the post side.

  • Frame the shed’s 4 walls from 2×4 lumber.
  • Attach joists at 22 inches (56 cm) intervals within each framed wall.
  • Leave a 21 in (53 cm) gap in the front wall for your door.
  • Raise and attach the side walls with 2 ½-inch screws.
  • Raise and attach the front and back walls with 2 ½-inch screws.
  • Attach siding to the 4 walls.

Lean To Shed Rafters

Each rafter should be 168 inches long in order to cover the sloping roof
Lean to shed

Then, attach the 2×4 roof joist supports with nails and metal brackets between the lower stringer on the structure’s wall and the roof joists. To use your lumber efficiently, choose the length of your joist supports so you can get two supports out of one 8 ft. 2×4 board.

  • The sloped roof of the lean to shed will allow water and snow to run off to one side of the roof without soaking into the wood.
  • Screw the add-on wall to the top of 1 side of the shed.
  • Attach the rafters to the walls using collar ties.

Lean To Shed Roof

Install the shed roof After you have fit the rafters
Lean to shed

Install 1/2-inch plywood over the rafters. Install the roofing underlayment, then nail down the composite shingles.

  • Sheath the rafters with 1/2-inch CDX plywood
  • Cut rafters from 2×4 beams.
  • Fit the rafters in place on top of your roof.
  • Insert 5 support beams on the front and back of the shed to hold up the sloping roof.
  • Cut siding panels for the back, front, and high side of the shed.
  • Attach the siding panels using 2-inch nails.

Finishing Up The Building Of Lean To shed

Screw, Paint and stain the roof to finish building the lean to shed
Lean to shed

The seven rafters will each be 6 feet long. After these boards have been cut, use the Speed Square to determine the size and shape of the two cut-outs needed for the rafters to seat properly. Toe-nail the rafters into place, so as to accommodate the sloping roof with ease and comfort.

  • Install 1/2-inch plywood over the rafters. Install the roofing underlayment, then nail down the composite shingles.
  • Screw ¾-inch sheets of plywood to the top of the roof.
  • With the circular saw, cut down the two side pieces to match the slope of the rafters. Add siding to the front, as well.
  • Cut out a door from the side with the circular saw. Use the cut-out portion as a door by attaching it to the shed’s doorframe with hinges.
  • Construct the doors from T1-11 siding
  • Paint or stain the walls and roof of the shed to finish them.

Final Verdict

The Conclusion

Many times when building a home office or studio you might want a plan that is contemporary looking to give you a more professional atmosphere. The single-plane roof creates a contemporary or modern-looking space. The clean lines of the single sloping roof and addition of windows to bring natural light inside make the lean to shed style perfect for creating a home office. Check out some of the best lean to shed kits on Amazon.

The lean to shed building style is popular for storing firewood. Using open walls allows air to flow around the wood, seasoning it so it is ready for burning. The roof sloping away from the front opening keeps moisture and piles of snow away from the main firewood access. The lean to works well to provide protection from horses while still allowing them to move freely in and out of the covered area.

Using the lean to design on the farm is popular because it is often built on the side of a raised center aisle barn or on the front of horse Run In Sheds to provide additional covered space and is also one of the least expensive ways to add additional covered space to protect livestock, feed and equipment.

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