Can I keep chickens in Hamilton, MT?
Yes, with conditions — Hamilton allows chickens only in certain zones or lot configurations (up to 6 hens where permitted). Roosters are prohibited. (Hamilton Municipal Code 6.04.020 / 6.08.060, verified June 2026)
The full rules
| Chickens allowed | Conditional (zone / lot rules) |
|---|---|
| Maximum hens | 6 |
| Roosters | Prohibited |
| Permit required | No |
| Coop rules | Domestic chickens must be confined to a coop or fenced area on the owner's property and may not leave the property except for transport. Chickens count toward a combined limit of six domestic animals per household (excluding fish). |
| Code section | Hamilton Municipal Code 6.04.020 / 6.08.060 |
Hamilton allows hens but not roosters: its definition of 'domestic animals' includes chickens excluding roosters and caps total domestic animals (dogs, cats, chickens, rabbits, etc., excluding fish) at six per household. Chickens must be confined to a coop or fenced area. There is no chicken-specific permit, and the code is silent on setbacks, lot size, and slaughter.
Common questions
Can I keep chickens in Hamilton?
Yes, with conditions — Hamilton allows chickens only in certain zones or situations (Hamilton Municipal Code 6.04.020 / 6.08.060).
How many chickens can I keep in Hamilton?
Up to 6 hens. No chicken-specific cap; hens count toward a household-wide maximum of 6 domestic animals (excluding fish), shared with dogs, cats, rabbits, etc. Roosters prohibited.. Rules vary by zoning district — check the full summary for your zone.
Do I need a permit to keep chickens in Hamilton?
No — no permit is required for the base allowance in Hamilton.
Are roosters allowed in Hamilton?
No — roosters are prohibited in Hamilton.
What law covers backyard chickens in Hamilton?
Hamilton Municipal Code 6.04.020 / 6.08.060. Read the official text at the source linked on this page.
The actual law
Hamilton Municipal Code 6.04.020 / 6.08.060 — read the official code
“Domestic chickens must be confined to a coop or fenced area on the property of their owners and may not leave the property unless the owner is transporting the chickens to another location.” source
“"Domestic animals" means dogs, cats, birds, reptiles ..., rabbits, rodents, ferrets, chickens (excluding roosters) and fish not to exceed six domestic animals per household excluding fish.” source
Last verified June 14, 2026. Always confirm with your municipality — HOA rules can be stricter than city code. How we verify →
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