New York City, NY. Chickens are considered pets under the Health Code. Unlimited number of hens allowed; no roosters or other types of poultry. Code mentions cleanliness of chicken area must be kept clean.
San Francisco, CA. Up to four chickens allowed. Up to four small animals total. Keep 20 feet from doors or windows in a coop or enclosure of approved type Los Angeles, CA. Unlimited. Chickens may not be within 20 feet of owner's residence, and must be at least 35 feet from any other dwelling. Miami, FL. May have up to 15 hens, no roosters. Must be contained at least 100 feet from neighboring structures Chicago, IL. Can have unlimited number of chickens if use is only for pets or eggs; cannot have if use is to slaughter. Must be penned these are some pretty big "towns", most kinda "urban"