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What pets can I legally own in Baltimore?

You can legally own many common pets in Baltimore, including dogs, cats, small mammals, fish, and most basic caged birds, but the city and state heavily restrict or ban “exotic” and wild animals. Baltimore pets rules are set by both city code and Maryland law, so you must check both before getting anything beyond standard household pets.

How Baltimore decides which pets you can (and can’t) own

Baltimore uses a few basic categories to determine what pets are allowed:

Category	Usually Allowed in Baltimore Homes	Usually Restricted or Banned
Dogs & cats	Yes (with local rules)	Certain dangerous dogs restricted by law
Small mammals (hamsters, etc.)	Yes	Some exotic species may be restricted
Birds (parakeets, canaries)	Yes	Large or wild species may need permits
Fish & aquatic pets	Yes	Invasive species can be illegal
Farm animals (chickens, goats, etc.)	Limited / zone-dependent	Often restricted in residential areas
Wild / exotic animals	Usually no	Many species banned by state law

Because rules change, do not rely only on general lists you find online. Always confirm current Baltimore pets regulations through the city code and Maryland state law before you buy or adopt an unusual animal.

Common pets that are generally allowed

For typical household Baltimore pets, you will rarely have legal problems if you follow licensing and care rules.

Dogs
- Allowed in most housing, but landlords and leases may restrict breeds or sizes.
- Baltimore typically requires:
  - Current rabies vaccination.
  - City/county dog license (check animal control or licensing office for how to apply and current fees).
- Some “dangerous” or “vicious” dog provisions exist under Maryland law; review those rules if you own or are considering a power breed.
Cats
- Legal to keep indoors.
- Rabies vaccination is usually required by Maryland law.
- Some jurisdictions require cat licenses or registration. Check local animal control.
Small mammals
- Usually allowed:
  - Hamsters
  - Gerbils
  - Guinea pigs
  - Rabbits
  - Domestic rats and mice
- You must still provide humane housing and veterinary care; local cruelty and neglect laws apply.
Birds
- Typically allowed:
  - Parakeets (budgies)
  - Canaries
  - Finches
  - Some parrots and cockatiels
- There may be limits on noise or housing conditions in apartments.
Fish and other aquatic pets
- Most freshwater aquarium species are fine.
- Some invasive or protected species may be restricted under Maryland law.
- Never release aquarium fish, turtles, or plants into local waterways; this can be illegal.

Pets that may be restricted or banned

For less common Baltimore pets, laws can be strict and sometimes unclear. When in doubt, assume you need to research and possibly get permits.

Farm animals and backyard livestock

In many Baltimore-area neighborhoods, residential zoning and health codes restrict or ban:

Chickens, roosters, ducks
Goats, sheep, pigs
Cows and other large livestock
Roosters are especially likely to be banned due to noise.

To find out if you can keep backyard chickens or similar animals, you need to:

Check the city’s zoning or planning department rules for your address.
Review health department or animal control regulations on urban livestock.
Confirm any required permits, setbacks, coop standards, and limits on flock size.

Reptiles and amphibians

Baltimore pets rules for reptiles and amphibians are often influenced by state wildlife and public safety laws. Common issues:

Large constrictor snakes, venomous snakes, and certain lizards may be illegal or permit-only.
Some turtles, especially small turtles under a certain shell length, may be restricted due to salmonella concerns.
Native species might be protected; collecting from the wild can be illegal.

Before getting a snake, lizard, turtle, frog, or salamander, check:

Maryland Department of Natural Resources rules.
Local animal control regulations.
Any special permits for “dangerous” or wild animals.

Wild, exotic, and “dangerous” animals

Most obviously wild or dangerous animals are not legal Baltimore pets. You should assume strong restrictions on:

Primates (monkeys, lemurs)
Big cats (lions, tigers, bobcats, some hybrids)
Wolves and wolf hybrids
Bears
Foxes, raccoons, skunks, and other wild carnivores
Certain exotic birds, reptiles, and mammals

State law often bans or tightly controls these, and city code may add extra restrictions. If you are considering any animal beyond a normal domesticated pet, you must:

Read Maryland’s list of prohibited or controlled dangerous animals.
Check the city animal control or health department rules on exotics.
Confirm whether private ownership is allowed at all, and if so, under what permits.

Step-by-step: How to check if a specific pet is legal where you live

Follow this process before you bring home any unusual Baltimore pets:

Identify the exact species
- Get the scientific and common name from a reputable source or the seller.
- Confirm whether it’s domesticated or considered wildlife.
Check Maryland state law
- Look up Maryland laws on dangerous, exotic, or wild animals.
- See if your species appears on a prohibited or restricted list.
Check Baltimore city or local code
- Search your city or county code for:
  - “Animals”
  - “Exotic pets”
  - “Livestock”
  - “Dangerous animals”
- Look for species-specific rules, size limits, and permit requirements.
Contact local animal control
- Explain the exact pet you want.
- Ask:
  - “Is this species legal to own as a pet at my address?”
  - “Do I need a license or permit?”
  - “Are there limits on number, size, or housing?”
Confirm with your landlord or HOA
- Even when legal, leases and community rules can ban or limit certain pets.
- Get permission in writing if your housing is not clearly pet-friendly.
Document your research
- Save copies or screenshots of relevant rules in case questions arise later.

Other rules that apply to Baltimore pets you legally own

Even if a pet is legal, you must follow general Baltimore pets regulations, which typically include:

Licensing and tags
- Dog licenses are common; some places may license cats or other species.
Vaccinations
- Rabies is usually mandatory for dogs, cats, and sometimes ferrets or other mammals.
Leash and restraint laws
- Dogs must typically be leashed in public.
- Some areas restrict where pets can go (playgrounds, beaches, certain parks).
Noise and nuisance rules
- Barking dogs, loud birds, and strong odors can trigger nuisance complaints.
Waste cleanup
- You must pick up after your dog or risk fines.
Neglect and cruelty standards
- Adequate food, water, shelter, and vet care are legally required.

These rules apply even to fully legal Baltimore pets and can affect whether you are allowed to keep an animal after neighbor complaints or city inspections.