Backyard Chicken Laws in Washington
Summary of state-level and major-city rules for keeping hens, roosters, and small backyard flocks in Washington. Updated 2026.
Hens allowed
Yes
Roosters allowed
Restricted in Seattle, Tacoma, Bellevue
Typical flock limit
Seattle: 8 hens on standard lot, more with lot-size bonus
Permit required
No state permit
What makes Washington different
Seattle allows one additional bird per 1,000 sq ft over 6,000.
Official sources
Verify locally before you buy birds
This is a summary. City, county, and HOA rules usually override state guidance. Check your local zoning office, health department, and any HOA covenants before adding hens or roosters to your property.