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Chicken Coop Size Calculator
Coop floor area, run area, nest boxes and roost bar length for a flock size.
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Coop size
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Coop floor area, run area, nest boxes and roost bar length for a flock size.
Chicken Coop Size Estimator
Enter your numbers below for an instant estimate.
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💡 Tip: Coop area = hens x sq ft per hen.
How It Works
Key concepts behind this calculator
1
Enter Values
Fill in each field with your own numbers.
2
Calculate
Results update as you change the inputs.
3
Review
Read the breakdown and the explanation.
4
Adjust
Change values to compare scenarios.
Quick Reference Guide
Chicken Quick Guide
Typical values for reference.
| Hens | Coop sq ft | Run sq ft | Coop area |
|---|---|---|---|
| 3 | 4 | 10 | 12 sq ft |
| 6 | 4 | 10 | 24 sq ft |
| 12 | 4 | 10 | 48 sq ft |
| 25 | 4 | 10 | 100 sq ft |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Common Questions
Chicken Coop Size Calculator FAQ
Answers to common questions about this calculator.
About 24 sq ft inside and 60 sq ft in the run.
One per 4-5 hens.
Coop area = hens x sq ft per hen.
It is an estimate based on the inputs you enter. Check real quotes, labels or official guidance for important decisions.