Chicken coop plans for 15 chickens
15 standard hens need 60–75 sq ft of coop floor, 150 sq ft of run, 150 inches of roost and 4 nest boxes. The best fit is a walk-in coop: 10 × 8 ft coop and a 20 ft run.
Preview of the walk-in coop for 15 hens, standard breed, cold winters.
30 × 8 × 10 ft
Estimated materials $3,498 (estimate).
| Space check | Required | Provided | |
|---|---|---|---|
| Coop floor (sq ft) | 75 | 80 | ✓ |
| Run area (sq ft) | 150 | 160 | ✓ |
| Ventilation (sq ft) | 7.5 | 9.4 | ✓ |
Change the breed, climate, roof or size and every cut is recalculated before you pay.
What 15 chickens need, by breed and climate
| Breed | Coop floor | Run | Roost |
|---|---|---|---|
| bantam | 37.5 sq ft | 75 sq ft | 90 in |
| standard | 75 sq ft | 150 sq ft | 150 in |
| large | 93.8 sq ft | 180 sq ft | 180 in |
| Climate | Coop floor | Vent | Insulation |
|---|---|---|---|
| Mild | 60 sq ft | 6 sq ft | not needed |
| Cold winters | 75 sq ft | 7.5 sq ft | optional |
| Severe cold | 75 sq ft | 7.5 sq ft | included |
Other ways to house 15 chickens
Chicken run only
16 × 10 ft for an existing coop, with a hardware cloth apron against diggers.
Questions about a coop for 15 chickens
How big should a chicken coop be for 15 chickens?
Standard-size hens need about 4 sq ft of coop floor each, so 15 hens need 60 sq ft in a mild climate and 75 sq ft where winters are cold. The plan below uses 10 × 8 ft coop and a 20 ft run.
How big should the run be for 15 chickens?
At 10 sq ft per standard hen, 15 hens need 150 sq ft of run. Bantams need 75 sq ft and large breeds 180 sq ft.
How many nest boxes and how much roost space do 15 chickens need?
One nest box per 4 hens (at least 2 from 4 hens up), so 4, and about 10 inches of roost per standard hen: 150 inches in total.
How much does it cost to build a coop for 15 chickens?
The materials for this plan come to roughly $3,498 at typical big-box prices. Prices vary by store and season.