Chicken Coop Size Calculator

Calculate the minimum recommended chicken coop and run size based on flock size and breed.

Formula

Coop area = birds × sq ft/bird; Run area = 2.5 × coop area
  • Standard breeds: minimum 4 sq ft inside; 10 sq ft outside run.
  • Confined conditions require more space for flock health.

6 standard chickens

Inputs
  • Number of Chickens: 6
  • Breed Size: standard

Coop = 6×4 = 24 sq ft. Run = 24×2.5 = 60 sq ft.

Frequently asked questions

How many nesting boxes do I need?
One nesting box per 3–4 hens is sufficient.