There are many different chicken house plans available depending on the size of your flock and the space you have available. Here are some basic considerations to keep in mind:

1. Size: A general rule of thumb is to provide 2-3 square feet per chicken inside the coop, and 4-5 square feet per chicken in the run or outside area.
2. Protection: Chickens need protection from predators like raccoons, foxes, and coyotes. Make sure your coop is secure with strong wire mesh on all sides, and consider burying wire mesh underground around the perimeter of the coop to prevent digging predators.
3. Nesting boxes: You’ll need nesting boxes for your chickens to lay eggs in. Provide one box for every 3-4 chickens, and make sure the boxes are filled with clean bedding like straw or wood shavings.
4. Ventilation: Chickens need fresh air, so make sure your coop has adequate ventilation. This can be achieved through windows or vents near the top of the coop.
5. Roosting bars: Chickens like to roost at night, so provide sturdy roosting bars for them to perch on. Plan for about 8-10 inches of roosting space per chicken.

Here’s a basic chicken coop plan:

1. Choose a location for your coop. It should be on level ground and protected from harsh weather conditions.
2. Build a frame for the coop using lumber. The size will depend on how many chickens you have.
3. Attach wire mesh to the frame to create the walls and roof of the coop. Use staples or nails to secure the wire mesh in place.
4. Install a door that can be securely locked at night to keep predators out.
5. Build nesting boxes and attach them to the inside of the coop.
6. Install roosting bars near the top of the coop.
7. Create a run or outside area for your chickens using more wire mesh and lumber.
8. Provide food and water for your chickens, and make sure they have access to the outside area for exercise.

This is just a basic plan, and there are many variations you can make depending on your specific needs and preferences.