How To Foster a Dog

Written by

Kosar Koohi Updated 5 August 2026 · 13 Min Read

Kosar is the editor of Pretty Fluffy, a lifelong dog lover, and the proud mom of Yuki, a Maltese who has very high standards. So does Kosar. She researches everything obsessively before it ever makes it onto the page.

To foster a dog, you apply to a shelter or rescue group, pass a home check, and take a dog into your home temporarily until they are adopted. The rescue covers veterinary care and usually food and equipment. You provide the space, the routine, and the patience.

Most placements run from a few weeks to a few months, there is no payment involved, and you do not need previous experience. What you do need is a household that can absorb some disruption and the willingness to hand them over at the end.

Most people arrive at fostering the same way. You see a face on a rescue page, you feel something turn over in your chest, and adopting is not possible right now. Fostering is the thing you can do. It is not a lesser version of adopting. For a dog sitting in a kennel, a foster home is often the difference between coping and unravelling, and every dog who moves into one frees up a space for the next.

It is also harder and stranger and more rewarding than most articles admit. Here is what it actually involves.

What Does Fostering a Dog Involve?

Fostering means giving a dog a temporary home while the rescue finds them a permanent one. You are not a halfway house or a boarding kennel. You are the person who shows a dog what living in a home feels like, often for the first time, and who tells the rescue what kind of family this dog needs.

What the rescue provides

This varies between organizations, so ask directly before you commit, but most rescues cover:

• All veterinary care, including vaccinations, desexing, microchipping and any treatment the dog needs
• Food, or a food allowance, in most cases
• Basic equipment such as a crate, collar, lead and bedding if you do not have your own
• A coordinator you can contact with questions, and often access to a trainer
• Insurance or liability cover for the dog while in your care

What you provide

• A safe, secure space, including fencing a dog cannot get out of
• Time, particularly in the first two weeks
• Transport to vet appointments and adoption meet-and-greets
• Photos, notes and honest observations about the dog's temperament
• Patience with house training accidents, night-time noise and a dog who does not yet trust you

How much time it really takes

The first week is the demanding one. A newly arrived dog may not sleep well, may not eat, and may need supervising closely while you learn what they are like. After that, most foster dogs settle into a normal routine and take roughly as much time as any dog. Puppies, dogs recovering from surgery, and dogs with medical needs are considerably more work, and rescues are usually upfront about which is which.

Foster Dog Requirements: What Rescues Look For

Rescues are not looking for perfect homes. They are looking for honest ones. The screening exists to match the right dog to the right household, not to catch you out.

Household and home checks

Expect an application form, a phone conversation, and a home visit or video walkthrough. They will want to see secure fencing, gates that latch, and somewhere the dog can be separated if needed. Renting is usually fine as long as your landlord permits pets, and most rescues will ask for that in writing. Apartments are fine for the right dog.

If you already have a dog

Plenty of foster carers have resident dogs. What matters is that your own dog is settled, vaccinated, reasonably social, and able to cope with a stranger in the house. You will need to manage introductions carefully and be ready to keep the dogs separate at first. Our guide on bringing a second dog into the house covers the introduction process, which is the same whether the arrangement is permanent or not.

If you have children or cats

Both are workable, and both narrow the pool of dogs you will be offered. Rescues will steer you toward dogs with known histories rather than unknown ones. If you have kids, our article on skills to teach a dog around children is worth reading before the dog arrives, not after. For cats, ask specifically whether the dog has been cat-tested, and take introductions slowly with a barrier between them for the first while.

If you work full time

You can foster while working. Many rescues have dogs who are perfectly content home alone for a normal working day, and some actively need a quiet house. Be honest about your hours on the application, because that information helps them place a suitable dog rather than disqualify you. If you travel, ask how the rescue handles cover, and have a look at our tips on finding a good pet sitter for the gaps.

Where To Find a Rescue Group Near You

Not all rescues run the same way, and the group you choose matters more than most people expect. You want one that communicates well, is honest about a dog's history, and supports you when something goes wrong.

Council pounds and municipal shelters

Your local council facility almost certainly has the greatest need and the shortest waiting period. Look for a volunteer or foster section on their website, or simply visit and ask. These are often the dogs with the least time, so this is where fostering has the most immediate impact.

Private rescue organizations

Many rescue groups have no building at all and run entirely on foster homes, which means they cannot take a dog in unless a carer is available. Search for rescue groups in your area, read reviews from other volunteers, and look at how they talk about their dogs on social media. A group that is candid about a dog's challenges is a group that will be candid with you.

Breed-specific rescues

If you know a particular breed well, breed rescues are a good fit. You already understand the coat, the energy level and the common health issues, and that knowledge is genuinely useful to them. Most breed rescues operate nationally with regional foster networks.

Online rescue directories

In Australia, PetRescue lists groups actively seeking foster carers and lets you filter by state. In the US and Canada, Petfinder's fostering section connects you with local rescue partners. Both are good starting points if you do not know who operates near you.

The Application Process, Step by Step

1. Submit an application. Expect questions about your home, your hours, other pets, experience and what kind of dog you feel able to take.
2. Have a phone or video conversation. This is where you ask your questions too. What support is there? Who pays for what? What happens if it does not work out?
3. Complete a home check. Usually informal. They are checking fencing and safety, not your housekeeping.
4. Get matched with a dog. A good rescue matches carefully rather than placing the first available dog. It is entirely reasonable to say a particular dog is not right for you.
5. Sign a foster agreement. Read it. It should set out who authorises veterinary treatment, who pays, and what happens if you want to adopt.
6. Collect your dog. Ask for whatever history exists, their current food, and a contact number for the weekend.

Preparing Your Home Before They Arrive

Set up before the dog walks in, not around them afterwards. You want a quiet room or corner with a bed, water and a closed door, ideally away from the front of the house. Our dog bed guide covers what suits a nervous dog, which is generally something enclosed and washable.

Beyond that: double-check every gate and fence line, remove anything chewable or toxic at nose height, set up a crate with the door left open so it reads as a den rather than a trap, and have puppy pads down near the back door for the first few nights regardless of the dog's age. Agree the house rules with everyone you live with before the dog arrives, because a dog who is allowed on the sofa by one person and shooed off by another learns nothing except that people are unpredictable.

The 3-3-3 Rule: What To Expect in the First Three Months

The 3-3-3 rule is the rough timeline rescue dogs follow as they decompress. It is not a schedule and plenty of dogs run faster or slower, but knowing the shape of it will stop you panicking in week two.

The first 3 days: shutting down

Your dog is overwhelmed. They may refuse food, sleep constantly, hide, pace, or seem eerily well behaved. That last one catches people out, because a dog who is too still and too polite is usually shut down rather than settled. Keep the house quiet, skip visitors, do not force affection, and let them approach you. Our guide to reading dog body language is genuinely useful this week, because most of what they are telling you is subtle.

The first 3 weeks: the real dog appears

They start to relax, test boundaries and show you who they actually are. This is also when behavior issues surface, which is not a sign that something has gone wrong. It is a sign they feel safe enough to stop performing. Counter surfing, separation anxiety, barking and resource guarding all tend to arrive around now. Tell your coordinator. This information is valuable, not embarrassing.

The first 3 months: settled

They know the routine, they trust you, and they have worked out where they fit. Many dogs are adopted long before this point. If yours is still with you at three months, you have given them something a kennel never could, and their adoption profile will be far richer for it.

Training a Foster Dog for Adoption

Your job is not to produce a perfectly trained dog. It is to produce an adoptable one. Every small thing you teach makes them easier to place and less likely to be returned.

Build a routine first

Feed, walk and settle at roughly the same times each day. Predictability does more for an anxious dog than any training exercise, and it makes house training happen almost by itself.

House training and crate training

Assume no house training at all, regardless of age, and reward heavily outside. Never punish an accident indoors. Clean it with an enzymatic cleaner and move on. Make the crate somewhere good things happen by feeding meals in it and leaving the door open, and never use it as a consequence.

Manners that get dogs adopted

Four things matter more than anything else to a prospective adopter: walking on a loose lead, not jumping on people, settling when asked, and coming when called. Our guide to stopping jumping works on adult dogs too, and if lead walking is the sticking point, this piece on dogs who won't walk covers the anxious end of the problem. Use positive reinforcement throughout. A dog with an unknown history is the last dog who should be meeting anything aversive.

Enrichment instead of exhaustion

A decompressing dog often cannot cope with long walks or busy parks yet. Sniffing, scatter feeding and puzzle toys tire them out without flooding them. There are plenty of options in our list of ways to mentally stimulate your dog.

When behavior is beyond you

Reactivity, real fear and anything involving teeth need support rather than persistence. Call the rescue early. Most have trainers they work with, and training a reactive dog is not something to attempt alone with an animal you barely know. Asking for help is part of the job, not a failure at it.

Document everything

You are the only person who knows this dog. Take good photos in natural light. Write down that they love belly rubs, that they are frightened of bins, that they sleep through the night, that they adore children but not the vacuum. That detail is what gets them adopted by the right family and keeps them there.

Saying Goodbye: The Part Nobody Warns You About

People will tell you they could never foster because they would get too attached. The honest answer is that you do get attached, every single time, and you hand them over anyway. That is not a flaw in the arrangement. It is the whole arrangement.

It helps to remember what you are actually handing over. Not a dog you failed to keep, but a dog who now knows what a sofa is, who sleeps through the night, who has learned that hands are safe. That is the thing you made, and it goes with them.

A few things make the day itself easier. Meet the adopters if the rescue allows it, because knowing where a dog has gone settles the mind enormously. Write them a letter about their dog: the food they like, the noise they hate, the way they sigh when they lie down. Keep a photo. Ask for updates, and understand it is normal if they taper off, because the dog has moved on to their own life, which was the point.

Then take a week before the next one, and know that the empty patch on the floor is temporary. There is always another dog.

Foster Fails: When You Decide To Adopt

Sometimes you simply cannot do it. The rescue world calls this a foster fail, which is an affectionate joke rather than a criticism, and a great many wonderful adoptions start exactly this way.

Signs this one is yours

• The bond feels different from your other fosters, not just stronger
• The dog genuinely suits your life, your energy and your schedule
• Everyone in the household agrees, without persuasion
• You find yourself quietly discouraging enquiries about them

How the adoption works

Tell your coordinator as soon as you know, before they line up other adopters. You will complete the same adoption paperwork any other family would, and you will almost certainly still pay the adoption fee. That fee is not a formality. It funds the next dog.

Three questions to ask yourself first

Will this stop you fostering? If your house is full, you cannot take the next one, and some people find that trade worth it while others do not.

Can you afford it? Vet bills and food become yours from signing day.

And is this a decision or a feeling? Guilt at handing a dog over is not the same as this dog being right for your family, and it is worth sitting with the difference for a few days.

If you decide to let them go, be proud of that. If you decide to keep them, welcome to the club. Either outcome means a dog got out. Our piece on why rescue dogs are worth it says most of what we feel about this.

Two Lives, Every Time

Every dog you foster is really two dogs saved: the one on your sofa, and the one who takes their place in the kennel. You do not need a big house, a fenced acre or years of experience. You need a spare room, a reliable routine and the ability to love something you are going to give away.

If you have been circling the idea for a while, send the application. The worst thing that happens is a phone call and a conversation. The best thing is a dog who learns what a home feels like because you were willing to show them.