Published: December 13, 2019  

Last updated: March 2, 2025  

Author: Debi McKee

Fostering a dog is one of the most rewarding things you can do, but it also comes with challenges. Whether you’re considering fostering for the first time or you’ve already fallen for a pup and are on the verge of a “foster fail”, this guide will help you understand what to expect.

But fostering isn’t just about cuddles and happy endings, it also requires patience, time, and the ability to say goodbye.

Foster Dog Ginger

What Is a Foster Fail?

A foster fail happens when a foster parent decides they can’t part with the dog and chooses to adopt them instead. It’s common, and for many, it’s a beautiful success story, not a failure!

We had been looking for a dog for my daughter to call her own. So when we brought Ginger home as a foster, we had planned on keeping her.

Ginger was our foster fail—and one of the best decisions we ever made. She changed everything for us; in fact, she is why I created Rescue Dogs 101.

Not every foster dog is meant to stay, but sometimes, you just know.

Here are some messages from people who’ve foster failed:

“I couldn’t imagine life without him! That’s when I knew we had to adopt Blue”

“I knew from the moment I saw our first foster fail’s picture… he was never leaving.”

“We worked so hard to help our foster dog’s severe case of separation anxiety. It took months to get where we are today. I just couldn’t bear the thought of her having to start all over. So she’s ours to keep, and we love her!”

Whatever the reason, it should be a personal decision. Carefully consider why you want to adopt this dog. Is it the right thing to do for you, your family, and the dog?

two dogs nose to nose

How to Avoid (or Accept) a Foster Fail

Foster failing can be a wonderful experience, but it’s important to be intentional about your decision. If you’re fostering and don’t plan to adopt, here’s how to stay strong:

  • Set clear boundaries—Remind yourself this is temporary. If you have family and kids, have an open conversation to explain that you are a temporary safe home so the dog can find their forever home.
  • Focus on the goal—You’re helping a dog find the perfect home. Keep in mind that saying goodbye allows you to help more dogs in the future.
  • Stay connected—Updates from adopters can make saying goodbye easier. Many rescues allow fosters to stay in touch with adopters, which can bring comfort in knowing the dog is thriving in their new home.
  • Remember your limits—Be honest with yourself about your lifestyle, finances, and ability to care for another dog long-term. Fostering allows you to help without a permanent commitment.
  • Celebrate the success—Instead of thinking of it as “losing” a dog, see it as giving them the best life possible. Take pride in knowing you played a huge role in their journey.

But if your heart is telling you this dog belongs with you… it’s okay to foster fail! Many rescues will allow fosters to adopt, and as long as you can financially and emotionally commit, there’s no shame in giving a pup their forever home.

A brown and white dog curled up on couch sleeping.

Final Thoughts: Should You Adopt Your Foster Dog?

If you have the time, patience, and space, fostering is an incredible way to help dogs in need. Whether you find joy in helping dogs transition into their new homes or end up with a foster fail like I did, every foster experience makes a difference.

Would I foster again? Absolutely. Would I foster fail again? Probably.

Have you adopted a foster dog before? Share your experience in the comments!

What’s Next?


About the Author

Debi McKee

Debi McKee is the expert behind Rescue Dogs 101 where she guides you in your journey of adopting and raising a rescue dog every step of the way. She is a mom of 3 human kids and 4 dogs and volunteers for a local dog rescue and Humane Society. Click here for more about Debi and her passion for helping you and your dog.

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