Chicken coop plans for 30 chickens
30 standard hens need 120–150 sq ft of coop floor, 300 sq ft of run, 300 inches of roost and 8 nest boxes. The best fit is a walk-in coop: 16 × 10 ft coop and a 30 ft run.
Preview of the walk-in coop for 30 hens, standard breed, cold winters.
46 × 10 × 10.5 ft
Estimated materials $5,632 (estimate).
| Space check | Required | Provided | |
|---|---|---|---|
| Coop floor (sq ft) | 150 | 160 | ✓ |
| Run area (sq ft) | 300 | 300 | ✓ |
| Ventilation (sq ft) | 15 | 15.4 | ✓ |
Change the breed, climate, roof or size and every cut is recalculated before you pay.
What 30 chickens need, by breed and climate
| Breed | Coop floor | Run | Roost |
|---|---|---|---|
| bantam | 75 sq ft | 150 sq ft | 180 in |
| standard | 150 sq ft | 300 sq ft | 300 in |
| large | 187.5 sq ft | 360 sq ft | 360 in |
| Climate | Coop floor | Vent | Insulation |
|---|---|---|---|
| Mild | 120 sq ft | 12 sq ft | not needed |
| Cold winters | 150 sq ft | 15 sq ft | optional |
| Severe cold | 150 sq ft | 15 sq ft | included |
Other ways to house 30 chickens
Chicken run only
30 × 10 ft for an existing coop, with a hardware cloth apron against diggers.
Questions about a coop for 30 chickens
How big should a chicken coop be for 30 chickens?
Standard-size hens need about 4 sq ft of coop floor each, so 30 hens need 120 sq ft in a mild climate and 150 sq ft where winters are cold. The plan below uses 16 × 10 ft coop and a 30 ft run.
How big should the run be for 30 chickens?
At 10 sq ft per standard hen, 30 hens need 300 sq ft of run. Bantams need 150 sq ft and large breeds 360 sq ft.
How many nest boxes and how much roost space do 30 chickens need?
One nest box per 4 hens (at least 2 from 4 hens up), so 8, and about 10 inches of roost per standard hen: 300 inches in total.
How much does it cost to build a coop for 30 chickens?
The materials for this plan come to roughly $5,632 at typical big-box prices. Prices vary by store and season.