4 x 3 Chicken House Plan

Intorduction

This beautiful DIY chicken coop is a spacious 4x3 wooden structure designed for three to six chickens. It has a large main access door with a sturdy 4" surface bolt and a 6" door pull. The door includes a window for you to check in on your feathered friends and for them to get some sunlight. There is plenty of room for your happy, healthy chickens to roam. Attached to the coop is a spacious, comfortable nesting box. It has an easily accessible, hinged hatch door for egg collection. Your chickens won't be disturbed or be able to escape through an open roof when you discreetly collect eggs through the hatch.

Let's begin!

Materials you’ll need

  • Pressure-Treated Lumber
  • Plywood
  • Wooden Dowels
  • Corrugated roof panel
  • Wood siding boards
  • Metal roof ridge cap
  • Wire mesh
  • Corner Braces
  • Door hinge
  • Door Pull
  • Surface Bolt
  • Galvanized nails
  • Sheet metal screw with a neoprene washer
  • Wood screws

Step 1 – Assemble The Floor Frame

1.1 Using 3 1/2″ x 3 1/2″ pressure-treated material, cut four studs and four joists, assemble using the illustrations below as a reference.

1.2 Use 4 1/2″ x 4 1/2″ x 1/2″ corner braces and 1″ wood screws to secure the corners.

1.3 Make sure the corners are 90° using a carpenter’s square or speed square.

4x3 chicken house front frame assembly

Step 2 – Framing The Floor

2.1 Using 1 1/2″ x 3 1/2″ pressure-treated material, cut five joists using the illustration below as a reference.

2.2 Secure the joists to the bottom frame with 4×5″ wood screws.

4x3 chicken house floor framing

Step 3 – Assemble The Rafter Bays

3.1 Use 3/4″ x 3″ and 3/4″ x 3 1/2″ material and cut 4 rafter bays measuring 1-3 3/4″ long. Use the following illustrations as a reference.

3.2 Cut the top edge of each bay to connect them with rafters.

3.3 Connect the beams with 2×3″ wood screws.

4x3 chicken house rafter bays assembly

Step 4 – Install Plywood For The Floor

4.1 Prepare the 9/16″ plywood for the floor sheathing according to the drawing. Cut the openings for studs.

4.2 Secure the plywood with 2″ wood screws.

4x3 chicken house plywood flooring installation

Step 5 – Framing The Right Wall

5.1 Using 1 1/2″ x 3 1/2″ pressure-treated material, cut the three studs and attach them using the illustration below as a reference.

5.2 Cut the top edge of each stud to connect them with rafters.

5.3 Secure the studs with 4×3″ wood screws.

Framing The Right Wall

Step 6 – Framing The Back Wall

6.1 Using 1 1/2″ x 3 1/2″ pressure-treated material, cut the two studs and attach them using the illustration below as a reference.

6.2 Secure the studs with 4×5″ wood screws.

4x3 chicken house back wall framing

Step 7 – Framing The Left Wall

7.1 Using 1 1/2″ x 3 1/2″ pressure-treated material, cut the three studs and attach them using the illustration below as a reference.

7.2 Cut the top edge of each stud to connect them with rafters.

7.3 Secure the studs with 4×5″ wood screws.

4x3 chicken house left wall framing

Step 8 – Install Plywood For The Roof

8.1 Cut sheets of 9/16″ plywood for the roof using the drawing below as a guide.

8.2 Secure the plywood with 2″ wood screws.

4x3 chicken house plywood roofing

Step 9 – Assemble and Install Coop Doors

9.1 Build the door frame for the coop using 1 1/2″ x 3 1/2″ and 1 1/2″ x 1 1/2″ pressure-treated material and secure with 5″ wood screws.

9.2 Use 2 1/2″ x 3/4″ pressure-treated material for the door trim and fasten with 2″ wood screws.

9.3 Using 1/4″ x 3/4″ pressure-treated material, cut and install a starter course.

9.4 For the exterior siding on the door, use 1/2″ x 6″ wood siding boards and the illustration below as a reference.

9.5 Assemble siding shields with 2″ galvanized nails.

9.6 Install two 3″ door hinges using 2×1″ wood screws. Finish the door installation by attaching 4″ surface bolt and 6″ door pull.

4x3 chicken house door installation

Step 10 – Nesting Box Assemble

10.1 Using 1 1/2″ x 2 1/2″ material, assemble the frame for the nesting boxes using the illustration below as a guide. Make sure to take note of the 9° slope needed for the roof of the nesting boxes.

10.2 Cover the top and bottom of the nesting boxes with 9/16″ plywood and secure with 2″ wood screws.

10.3 Prepare and install starter course from the pressure-treated lumber with cross section 1/4″ x 3/4″. Prepare the 1/2″ x 6″ wood siding boards in the required amount according to the drawing. Cut the shield’s top part according to the angle of rafter slope. Assemble siding shields with 2″ galvanized nails to the frame beams.

10.4 Prepare wall’s trims from the boards with a cross-section of 3/4″ x 1″; 3/4″ x 2 1/2″; 3/4″ x 3″. Cut the boards at the required angles along the siding contour for the framing.

10.5 Assemble the door frame using 1 1/2″ x 2 1/2″ material according to the illustration.

10.6 Install two 3″ door hinges using 6×1″ wood screws. Finish the door installation by attaching 4″ surface bolt and 6″ door pull.

10.7 Cover the roof of the nesting boxes with corrugated roof panels and secure with 1 1/2″ sheet metal screws and neoprene washers.

10.8 Install nest box assembles with the help of two 4 1/2″ x 4 1/2″ x 1 1/2″ corner braces and 1″ wood screws. Connect the box frame and coop’s frame by 5″ wood screws.

4x3 chicken house nesting box assembly

Step 11 – Installing Corrugated Roofing

11.1 You will need 23 Sq. Ft. of corrugated roofing panel to cover your coop.

11.2 Fasten the panel with 1 1/2″ sheet metal screw with neoprene washer.

4x3 chicken house corrugated roofing installation

Step 12 – Decorate the Coop

Don’t forget to choose the desirable paint for your mood and the colors of your yard. Decorate your chicken coop by giving it a unique and stylish look.
4x3 chicken house

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4x3 chicken house plan