Rhode Island does not have a single statewide law that bans backyard pig ownership outright — but that does not mean you are free to set up a pigpen in your yard without doing serious homework first. Whether you want a full-sized farm pig for agricultural purposes or a miniature potbellied pig as a companion animal, the rules that govern your situation are layered, locally driven, and easy to get wrong.
The state delegates most land-use authority to its 39 individual cities and towns, which means your neighbor two towns over may be perfectly legal keeping a pig while you face a zoning violation for the same animal. Understanding the framework — from state-level livestock classifications down to your HOA’s governing documents — is the only reliable way to stay on the right side of the law in Rhode Island.
Are Backyard Pigs Legal in Rhode Island?
The short answer is: it depends entirely on where you live and what type of pig you intend to keep. The Rhode Island Department of Environmental Management (DEM) oversees the regulation of livestock animals under its Division of Agriculture. At the state level, pig ownership is not categorically prohibited — but the DEM’s authority does not override local zoning decisions.
Zoning authority in Rhode Island is delegated to individual municipalities under the Rhode Island Zoning Enabling Act (R.I. Gen. Laws § 45-24), meaning each of Rhode Island’s 39 cities and towns maintains its own zoning ordinance and its own set of rules. For pig owners, this matters enormously. A property zoned for agriculture in rural Exeter operates under entirely different rules than a standard residential lot in Providence or Cranston…