Get the numbers right before you build
PoultryCalc turns university extension guidance into simple calculators for backyard chicken keepers. No guesswork, no forum folklore — just the space, feed, and hatch numbers your flock actually needs.
Calculators
🏠 Coop Size Calculator
How big does your coop need to be? Enter your flock size and breed type to get coop floor space, run size, roost length, and nesting box count.
Size my coop →More on the way
Incubation timing, feed cost, startup cost, and first-egg calculators are coming soon.