How to set up a safe room for a new cat

Why start with one room

A whole house is a lot of new territory at once. The Feline Veterinary Medical Association (FelineVMA, formerly the American Association of Feline Practitioners) describes cats as territorial animals that feel threatened when their territory is disturbed. In its guide for people adding a cat to their household, it recommends a quiet transition room for the newcomer, set up with food, water, a litter box, perches, hiding spots, a soft bed, scratching surfaces, and toys.

The room helps with health too. Cornell University's Cornell Feline Health Center advises that if you already have cats and the new cat's health history is unknown, the newcomer should be kept separate from your other cats until a veterinarian has examined it. A spare bedroom or a study that can be closed off and kept quiet is the usual choice.

What goes in the room

Hiding places

The FelineVMA counts a safe place among a cat's core needs: somewhere to retreat that can be entered and left from at least two sides, ideally just big enough for one cat, with sides around it, raised off the ground. Its examples are a cardboard box, a cat carrier, and a raised perch. There should be at least as many as there are cats.

Litter box

The ASPCA says most cats prefer large boxes they can enter easily and a shallow bed of litter, one to two inches rather than three to four, and that most cats don't like box liners or lids. Cornell agrees that most cats prefer simple boxes without hoods and that most, though not all, prefer unscented, fine-textured litter. Kittens and older cats with arthritis may need a box with sides low enough to enter easily.

Food and water

Cornell's guide for new cat owners calls for separate food and water dishes kept far away from the litter box, and the ASPCA likewise says food bowls belong somewhere other than right next to it. Ask the shelter or previous owner what the cat has been eating; Cornell recommends continuing some of the old food while you switch gradually.

Scratching and play

Scratching is normal marking behavior, Cornell notes, so give it a target from the first day. The ASPCA recommends a sturdy post at least three feet high that won't wobble, and says most cats like one tall enough to stretch fully. Preferences vary: some cats like vertical posts, others horizontal or slanted ones, in cardboard, carpeting, wood, sisal, or upholstery. For play, the FelineVMA suggests interactive toys that mimic prey, such as a toy mouse pulled across the floor or feathers on a wand.

The carrier

Leave the carrier in the room with its door open. The FelineVMA's carrier guide warns that if the carrier only comes out for vet visits, a cat may become fearful or anxious at the sight of it, and suggests lining it with a soft towel or blanket that smells like home.

How to lay it out

Spread things apart. The FelineVMA lists food, water, toileting areas, scratching areas, play areas, and resting or sleeping areas as key resources that should be separated from each other. In its words, separation reduces not only competition between cats but also fear, anxiety, and stress-associated disease.

Put the litter box somewhere quiet but not cornered. The ASPCA explains that cats like to see people or other animals approaching and to have more than one escape route from the box, and it recommends keeping boxes away from high-traffic areas and anywhere the cat might feel trapped. It also advises against moving the box once it is in place unless absolutely necessary.

Count the boxes for the whole home, not only the room. The ASPCA and Cornell both recommend one litter box per cat plus one extra, so a single cat needs two, and the ASPCA recommends a box on each floor of a multi-level home.

Cat-proof the room before arrival

Walk the room at cat height and look for anything that could be chewed or swallowed. Cornell's Feline Health Center singles out lilies as especially toxic: eating even tiny amounts can cause life-threatening kidney failure. Its list of plants that are toxic to cats also includes poinsettias, mistletoe, holly, tulips, foxgloves, philodendrons, amaryllises, baby's breath, sweet William, and hydrangeas, and it says the list is not complete.

Put medicines and chemicals out of reach. Cornell names aspirin, acetaminophen, ibuprofen, vitamin supplements, and flea medication for dogs as common causes of poisoning, and lists household cleaners, pesticides, and antifreeze among the chemicals to keep where cats can't reach them. Grapes, raisins, onions, avocados, chocolate, and anything containing xylitol are on its list of foods cats should not have.

If you think your cat has swallowed something toxic, Cornell's advice is to call your veterinarian immediately and not to induce vomiting unless you are told to. The ASPCA Animal Poison Control Center runs a 24-hour line at (888) 426-4435.

Arrival day and the first weeks

If you already have cats, the FelineVMA suggests plugging in synthetic feline pheromone diffusers 24 to 48 hours before the new cat arrives, one in the main living area and one in the transition room. Bring the newcomer into the room in a covered carrier, open the door, and step back. Its guidance is to let the cat choose when to come out, explore, and become comfortable.

Keep the litter box clean from the start. The ASPCA recommends scooping at least once a day and rinsing the box out with baking soda or unscented soap once a week, and warns against cleaning it with ammonia, deodorants, or scents, especially lemon. Book the vet visit too: Cornell recommends that any new cat be checked by a veterinarian as soon as possible after coming home.

There is no set day for opening up the rest of the house. In homes with resident cats, the FelineVMA's introduction moves from swapping bedding, through brief supervised exploration of shared areas, to supervised time together, and the whole process can take a few days to a few months, sometimes longer. Its rule at every step is the same: do not move on until each cat is comfortable.

Common safe-room mistakes

Food bowls next to the litter box. The ASPCA and Cornell both say to keep them apart.

A hooded box with deep, scented litter. Most cats prefer a simple uncovered box with one to two inches of unscented litter, according to the ASPCA and Cornell.

A wobbly scratching post. The ASPCA says cats want a post that won't shift or collapse. It is also strongly opposed to declawing, and says it should never be used as a behavioral remedy or as a preventive measure.

Scrubbing away scent marks. The FelineVMA advises against cleaning off the scent cats leave by rubbing, especially when a new cat is introduced, and lists scented cleaners and detergents among smells cats may find threatening.

Keeping the carrier in a closet. If it only appears before vet visits, the FelineVMA warns, the cat learns to fear it.

Cat90's first-day prep list covers the same ground in order: preparing one safe room, making a hiding spot, getting the basic supplies, clearing away hazards, and finding a nearby vet, then picking the litter box spot and the food and water spot once the cat is home.

This guide summarizes published guidance from the FelineVMA, the ASPCA, and Cornell University's Cornell Feline Health Center. It is not veterinary advice. Ask your veterinarian about your own cat, and call right away if you think it has eaten something toxic.

Frequently asked questions