National Mutt Day
July 31
About National Mutt Day
National Mutt Day is an annual observance that celebrates mixed-breed dogs and encourages people to adopt them from shelters and rescues. It falls on Friday 31 July 2026, and is also marked a second time each year on 2 December. The day was founded in 2005 by Colleen Paige, an animal welfare advocate, pet lifestyle expert and behaviourist who also created National Dog Day, National Puppy Day and National Cat Day. The aim is straightforward: to embrace, save and celebrate the millions of mixed-breed dogs that fill animal shelters and to remind people that a dog without a pedigree can make the most loyal companion of all.
How to Celebrate National Mutt Day
There are dozens of ways to get involved, whether you already share your home with a mixed-breed dog or simply want to support the cause. Here are some ideas to mark the day.
- Adopt a mixed-breed dog from a local shelter or rescue organisation and give one more dog a loving home.
- Make a donation to an animal shelter, whether in money, food, blankets, toys or cleaning supplies.
- Volunteer your time at a rescue centre by walking dogs, cleaning kennels or helping with administration.
- Foster a shelter dog to free up space and give an anxious animal a calmer place to wait for adoption.
- Share photos of your own mutt on social media to celebrate their unique looks and personality.
- Sponsor a kennel or cover the adoption fee for a dog who has been waiting a long time for a home.
- Treat your own dog to something special, such as a long walk, a new toy or a trip to the park.
- Spread the word by telling friends and family about the benefits of adopting a mixed-breed dog.
What is National Mutt Day?
National Mutt Day, sometimes called National Mixed Breed Dog Day, is dedicated to raising awareness of the enormous number of mixed-breed dogs in need of homes. A mutt is simply a dog whose ancestry includes more than one breed, often with an unknown or untraceable mix. These dogs make up a large share of the animals living in shelters, and they are frequently overlooked in favour of pedigree puppies.
The observance exists to challenge that bias. Mixed-breed dogs are intelligent, affectionate and adaptable, and many studies suggest they benefit from a wider gene pool that can reduce the inherited health problems common in some pure breeds. National Mutt Day asks people to look past appearances and recognise that every dog deserves a chance at a happy life, regardless of pedigree.
When is National Mutt Day?
National Mutt Day is unusual in that it is observed twice every year. In 2026 the first occurrence falls on Friday 31 July, and the second takes place on Wednesday 2 December. Colleen Paige chose two dates deliberately, reasoning that two days of awareness across the calendar would help more dogs find homes than a single annual event could. Both dates carry the same message and are celebrated in the same way, so supporters can choose whichever suits them or take part on both.
The History of National Mutt Day
National Mutt Day was established in 2005 by Colleen Paige. A celebrity pet and family lifestyle expert, author and animal behaviourist, Paige has spent her career advocating for animal welfare and is responsible for a string of well-known canine observances. She created National Mutt Day after recognising that mixed-breed dogs were being euthanised in shelters at far higher rates than their pedigree counterparts, often simply because they were harder to identify or considered less desirable.
By setting up the day, Paige hoped to shift public attitudes and encourage prospective owners to consider adoption rather than buying from breeders. Over the years the observance has grown into an internationally recognised event, embraced by shelters, rescues and dog lovers far beyond its origins in the United States. Animal charities now use the two dates to run adoption drives, fundraising campaigns and awareness events designed to clear kennels and find permanent homes.
Fun Facts About Mutts
Mixed-breed dogs have plenty of qualities worth celebrating. Here are some facts that show why mutts are so special.
- Mixed-breed dogs make up roughly three quarters of the dogs living in animal shelters.
- Around half of all pet dogs in the United States are estimated to be mixed-breed.
- Mutts often benefit from hybrid vigour, a broader gene pool that can lower the risk of certain inherited conditions.
- No two mutts look exactly alike, so every mixed-breed dog has a genuinely one-of-a-kind appearance.
- Affordable DNA tests can now reveal the surprising breed mix behind a rescue dog’s looks.
- Many famous working dogs, including search-and-rescue and therapy dogs, are mixed breeds chosen for temperament rather than pedigree.
Why National Mutt Day Matters
Every year, vast numbers of healthy, loving dogs are euthanised in shelters simply because there are not enough homes for them, and mixed-breed dogs make up the largest share of those losses. National Mutt Day matters because it puts these animals in the spotlight and reminds people that adoption saves lives. Choosing to adopt rather than shop frees up shelter space, reduces demand that fuels irresponsible breeding, and gives a deserving dog a second chance.
The day also celebrates the dogs themselves. Mixed-breed dogs are endlessly varied, often robustly healthy and just as capable of love and loyalty as any pedigree. By marking National Mutt Day, communities help break down the snobbery that surrounds dog ownership and build a culture where a dog is valued for its character rather than its bloodline.
Frequently Asked Questions
Why is National Mutt Day celebrated twice a year?
Founder Colleen Paige set two dates, 31 July and 2 December, so that awareness of mixed-breed dogs and the need for adoption is spread across the year rather than concentrated on a single day.
What counts as a mutt?
A mutt is any dog whose ancestry includes more than one breed, usually with an unknown or mixed lineage. The term is affectionate rather than negative and applies to a huge range of shapes, sizes and coat types.
Are mixed-breed dogs healthier than pure breeds?
Many mutts benefit from a wider gene pool that can reduce the risk of breed-specific inherited conditions, though health always depends on the individual dog, its care and its environment.
Spread the Word
Help mixed-breed dogs find homes by sharing National Mutt Day across your social channels. Post a photo of your own mutt, tag your local shelter and encourage others to consider adoption. Use these hashtags to join the conversation:
#NationalMuttDay #NationalMuttDay2026 #AdoptDontShop #MuttsOfInstagram #RescueDog #MixedBreed
Related Awareness Days
If you love celebrating our canine companions, explore these related days on the Awareness Days calendar:
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