How to Prepare Your Home for a New Pet

Why Preparation Matters More Than You Think

According to Shelter Animals Count, more than 4.2 million dogs and cats were adopted in the United States in 2025. For most of those families, the difference between a smooth first week and a stressful one comes down to what they did before the pet ever arrived. A new pet is processing unfamiliar smells, sounds, and people while you are also figuring out their personality. Anything you can settle in advance buys both of you breathing room.

This guide walks through a complete pre-arrival checklist: pet-proofing every room, locking away the toxins that actually send pets to the emergency room, choosing the supplies you really need, building a calm decompression area, and setting up identification so your pet is protected from day one.

Pet-Proof Every Room of Your Home

Walk through your home at your pet's eye level. Crouch down in each room and look for hazards you would not normally notice standing up. The goal is not paranoia — it is removing the small handful of items that most often cause emergency vet visits.

Kitchen

The kitchen is responsible for many of the most dangerous accidental ingestions. Store all human food in cabinets or containers with secure lids. Common foods that are toxic to dogs and cats include grapes and raisins, onions and garlic, chocolate, xylitol (an artificial sweetener found in sugar-free gum, peanut butter, and protein bars), macadamia nuts, and anything containing alcohol. Use a trash can with a foot pedal or one secured behind a cabinet door. Watch for fallen pills, hot stovetops, and dangling dish towels that a curious pet can pull down.

Living Room

Tape down or hide loose electrical cords — chewing them is a common puppy and kitten habit that causes serious burns. Move houseplants out of reach until you have confirmed they are non-toxic. Lilies are deadly to cats; sago palms, philodendron, pothos, and many others are dangerous to both species. Pick up small objects that fit in a pet's mouth: rubber bands, hair ties, batteries, coins, paperclips, and children's toys.

Bathroom

Keep toilet lids closed; the bowl water is unsafe and small dogs can drown. Lock medications, supplements, and vitamins behind cabinet doors — they are the number-one cause of pet poisoning calls in the United States. Store cleaning products, razors, dental floss, and cosmetics out of reach.

Bedrooms and Closets

Close closet doors so your pet does not nest in your shoes or chew through stored items. Pick up socks, underwear, and any object with strings or elastic — these are frequent causes of intestinal blockages that require surgery.

Garage, Basement, and Yard

Garages are full of antifreeze, fertilizer, rodenticides, paint, and pest control products. Antifreeze in particular tastes sweet and is often fatal to dogs and cats. Check fences for gaps and loose boards; a determined dog can squeeze through openings smaller than they look. For cats, install secure window screens — falls from upper-floor windows are a leading cause of feline injuries.

The ASPCA's Top 10 Pet Toxins of 2024

The ASPCA Animal Poison Control Center fielded more than 451,000 calls in 2024 — a nearly four percent increase over the prior year. The top exposure categories tell you exactly where to focus your pet-proofing.

1. Over-the-counter medications (16.5% of calls): ibuprofen, acetaminophen, vitamins, cold and flu remedies.
2. Human food and drinks (16.1%): protein bars, xylitol-sweetened gum, grapes and raisins, onions and garlic.
3. Prescription medications (heart, antidepressant, and ADHD drugs are most common).
4. Chocolate (13.6%).
5. Veterinary products (8.6%) — pets eating their own flavored chewables.
6. Plants and fungi.
7. Rodenticides (7%) — especially common in winter.
8. Household products (6.5%) — including the silica gel and oxygen-absorber packets in jerky and treat packaging, plus button batteries.
9. Insecticides (3.7%).
10. Recreational drugs (2.1%) — note the recent increase in pets ingesting hallucinogenic mushrooms.

Save the ASPCA Animal Poison Control hotline in your phone before your pet arrives: (888) 426-4435. There is a small consultation fee, but the staff are available around the clock and can guide you through what counts as an emergency.

The Essential Supplies List

Resist the urge to over-buy. New pet owners tend to bring home three different beds, a wardrobe of collars, and a basket of toys, only to discover within a week which items their pet actually likes. Start with the basics and add as you learn your pet's preferences.

For Dogs

• A flat collar with an ID tag including your phone number — order this before pickup so you can attach it the moment you put on a leash.
• A 4- to 6-foot standard leash. Skip retractable leashes for the first months — they make it harder to control a pet who has not yet learned to walk politely.
• A properly sized crate. The crate should be tall enough for your dog to stand and long enough to lie down stretched out, but not so big that they can use one corner as a bathroom.
• Stainless steel or ceramic food and water bowls.
• Whatever food the shelter has been feeding — pick up enough for at least two weeks to avoid stomach upset, then transition slowly to your preferred brand.
• One or two simple toys (a chew toy and something soft).
• Cleaning supplies: enzymatic cleaner for inevitable accidents, paper towels, and poop bags.

For Cats

• One litter box per cat plus one extra, in quiet, low-traffic locations.
• Unscented clumping litter (most cats prefer it) and a scoop.
• Food and water bowls placed away from the litter box.
• A soft-sided carrier for the ride home and future vet visits.
• A scratching post — vertical, at least 32 inches tall, and stable.
• A few simple toys: a wand toy and small soft toys.
• A cozy bed or two; many cats prefer enclosed cube-style beds.

Plan to spend roughly $200 to $500 on initial supplies for a dog and $150 to $300 for a cat. The Synchrony 2025 Lifetime of Care Study found first-year dog ownership costs range from $1,300 to $2,800 and first-year cat costs from $960 to $2,500, so initial supplies are only a small slice of what is ahead.

Set Up a Decompression Space

Most newly adopted pets need time to feel safe before they show their real personality. Rescue advocates call this the 3-3-3 rule: roughly three days to start to relax, three weeks to learn your routines, and three months to fully feel at home. The framework was originally created over fifteen years ago by Sue Kroyer of the Cocker Connection Rescue in Los Angeles, and it is now referenced by major shelters including the ASPCA. Your job during the first phase is to provide a low-stimulation safe space your pet can retreat to.

For a dog, this typically means a crate placed in a quiet corner of your living area, with a soft blanket inside and a chew toy. Drape a sheet over part of the crate to make it feel like a den. Leave the door open at first so the dog can choose whether to enter; do not force them in.

For a cat, dedicate one quiet room — a guest bedroom or office works well. Include the litter box, food, water, a hiding spot (a covered bed or even a cardboard box), and a vertical scratching post. Many cats hide for the first several days; let them. They will emerge on their own schedule when they feel safe.

Keep the household calm during the first 72 hours. Limit visitors. Hold off on baths, formal training sessions, long car rides, and dog parks. Quiet time is not boring — it is the medicine that helps a stressed shelter pet exhale for the first time in weeks.

Plan Identification on Day One

Most shelters microchip pets before adoption, but you are responsible for registering the chip in your name and keeping the registry information current. The data here is striking: an AVMA-published study of more than 7,700 stray animals found that microchipped dogs were returned to their owners 52.2 percent of the time, compared with 21.9 percent for non-chipped dogs. For cats the gap is even more dramatic — microchipped cats were reunited 38.5 percent of the time, versus just 1.8 percent for non-chipped cats.

The catch: only about six in ten microchips have current registration. The single most common reason a chipped pet is not reunited with its family is an outdated phone number in the registry. Before your pet comes home, confirm the microchip number with the shelter, register it in your name with the chip's manufacturer, and make sure your phone number and address are current. Pair the microchip with a physical ID tag on the collar — many people who find a wandering pet will not have access to a microchip scanner, and a tag with your phone number reunites pets in minutes.

The Final Walk-Through Checklist

The day before your pet arrives, do one last walk-through.

• Toxic foods, medications, and household chemicals are stored behind closed doors.
• Trash cans are secured.
• Houseplants are confirmed non-toxic or moved out of reach.
• Cords are taped down or covered.
• Windows have secure screens; the yard fence has been walked end to end.
• The decompression space is set up and quiet.
• Food, bowls, leash, collar, and ID tag are ready.
• The microchip registry is updated in your name.
• The ASPCA Poison Control number is saved in your phone.
• The first vet appointment is scheduled — most shelters and the AAHA recommend a wellness exam within the first one to two weeks.

If you can check every box on that list, you have done more than most adopters. The first few days will still surprise you — that is normal — but you will have given your new pet the most important thing they need: a calm, safe place to land.