7 Best Dog Breeds Under 45 Pounds for a Loving Home

Discover the best dog breeds under 45 pounds for a loving home! Beagles or Boston Terriers, find your perfect medium-sized companion. Read more.

Not all dog lovers are going gaga over dogs that weigh as much as a small human.

Some people want the perfect middle ground: a furry friend who’s big enough to feel substantial but small enough to actually fit on the couch without taking up the entire room.

These are the medium sized dog breeds!! The best dog breeds under 45 pounds for a loving home.

These are the breeds that typically weigh between 20 to 45 pounds which makes them ideal companions for active families, apartment dwellers and anyone who wants a dog that is portable but still has personality for days.

These medium sized dog breeds have the loyalty, energy and whole lot of love without the giant dog drama.

Fun Fact!

Did you know that Beagles were so popular in the Upper Midwest during the 1950s that they became one of the most popular dogs in America?

In fact, as noted by American Kennel Club, President Lyndon Johnson had two Beagles named Him and Her living in the White House. These pups were loved for their friendly nature and their ability to fit perfectly in homes of all sizes.

Best Dog Breeds Under 45 Pounds for a Loving Home

1. Beagle

Beagle

Beagles are one of those medium sized breeds that just… work. They are not too big, not too small, and they have got a personality that makes them fantastic family dogs.

And yes, they weigh between 20-30 pounds, as per AKC, which puts them comfortably in medium size category. They were originally bred as hunting dogs to track rabbits, which means they have got an energetic nature and a nose that NEVER quits.

BENEFITS-OF-MEDIUM-SIZED-DOG-BREEDS-01

But, this is why these past hunting dogs are perfect for loving homes: they are affectionate dogs who love being around their people.

No matter if it’s kids, other dogs, other pets or just their favorite human, Beagles form strong bonds and stick close.

Beagle Profile

They do need regular exercise (daily walks are a MUST), as they are energetic dogs, so need at least 1 hour of exercise and mental stimulation daily. Moderate exercise keeps them happy and they are quick learners with proper training. Win-win.

Grooming needs of Beagles are super simple. They have got a short coat that needs minimal grooming, maybe just regular brushing to keep shedding under control. And health-wise, they are generally sturdy, though pet owners should watch for weight gain (because Beagles love food, and can be prone to obesity, as noted by PetMD).

2. Cocker Spaniel

Cocker Spaniel

Cocker Spaniels are sporting dogs with a gentle and affectionate nature that makes them 100% reliable and wonderful companions for families.

They are one of the most popular medium dog breeds in the U.S., and we can easily see why.

They usually weigh between 20-30 pounds and are the smallest members of the sporting group. It is the perfect size for cuddling without feeling like you are being crushed. They have a beautiful wavy coat that is instantly recognizable and those soulful eyes just melt hearts.

Cocker Spaniel Profile

This Spaniel dog breed is naturally friendly and great with kids, other dogs and even other pets. They are not aggressive, they are not overly protective and they just want everyone to get along and be happy.

But, that gorgeous coat… it needs regular grooming. We are talking brushing a few times a week and professional grooming every 6-8 weeks to keep it looking good and tangle-free.

Exercise-wise, Cocker Spaniels need good activity, like minimum 1 hour of exercise, as per PDSA. Daily walks, some playtime and maybe a game of fetch in the yard. They are not marathon runners but they do enjoy outdoor adventures with their families.

Training is a BREEZE because they are high energy breed, highly trainable and eager to please. Consistent training help them become excellent companions who are loyal and affectionate companions and perfect as family pets.

3. Whippet

Whippet

Whippets look like mini Greyhounds, and if you think about that, that’s basically what they are. Their athletic build is enough to fool any dog lover, but at home, these dogs are couch potatoes.

They weigh between 25 and 40 pounds, which shows they are one of the lighter medium sized dog breeds with a lean and sleek look.

They have a short coat, a graceful build and a charming personality that sneaks up on you.

Whippet Profile

They are incredibly affectionate dogs who love being close to their people. Like Velcro dogs level of close. They will follow you from room to room, curl up next to you on the couch and basically just want to be where you are.

As per Purina, they are super-quiet dogs, and hardly ever bark. It is another great quality which makes them great family pets.

Exercise needs are on the moderate side. Yes, they are fast (like Greyhound level fast) and they love a good sprint. But inside, they are “40-mph-couch-potatoes”. A couple of daily walks and maybe some playtime in the secure yard and they will be totally satisfied.

They are not that high energy breeds that need constant physical and mental exercise.

Grooming is minimal because of that short coat. A quick brush every week, regular nail trims, and you are done. They are one of the easiest medium dog breeds to maintain.

They can have a stubborn streak, so consistent training from day ONE is important. But, overall, Whippets are loyal companion, gentle and ideal choice for families who want a calm dog.

4. Shetland Sheepdog

Shetland Sheepdog

Shetland Sheepdog or “Shelties” are a medium sized herding breed that packs a TON of intelligence and loyalty into a compact and fluffy package.

Shelties typically weigh between 15 to 25 pounds, so they are one of the smaller medium dog breeds. But, what they lack in size, they make up for in personality and smarts.

These cattle dogs are incredibly intelligent and energetic breed which means they need both physical stimulation and mental engagement to stay happy.

Shetland Sheepdog Profile

Obedience, agility training, herding, tracking, they excel at all. Puzzle toys and mental stimulation will do. Basically, keep their brain busy or they will find their own entertainment.

But, what makes them perfect is the fact that these herding dogs form strong bonds. They are loyal dogs, naturally protective without being aggressive, in active households.

Grooming needs are there. That thick double coat needs regular brushing (a few times a week) to prevent matting and control shedding.

Training is easy because they are quick learners and eager to please and a working dog breed, of course. In fact, Shelties excel at obedience training an agility courses. They are well suited for first time dog owners who are willing to put in the effort.

5. American Eskimo Dog

American Eskimo Dog

American Eskimo Dog or “Eskies” are one of the best medium dog breeds that look like they just walked out of a snow globe with that white dense double coat, and they are as charming as they look.

Eskies come in three sizes, but the standard size typically weighs between 25 and 35 pounds, as per AKC, which puts them right in the medium dog breed category.

These Spitz-type dogs are affectionate and playful pups who love being around family, as they are great companions for kids. Plus, they have got a playful nature that makes them fun to be around.

American Eskimo Dog Profile

But, they are also smart. Like, really smart. It means they need mental stimulation and training to stay out of trouble. Boredom leads to mischief with this breed, so keep them engaged with training, games and plenty of exercise.

Exercise needs are moderate to high. Daily walks, playtime and maybe some agility training will keep them happy. They are energetic dog but not over-the-top crazy.

Regular grooming and brushing is a MUST to keep that thick double fluffy coat healthy and tangle-free. And because they shed, you will want to stay on top of it.

6. Miniature Schnauzer

Miniature Schnauzer

Miniature Schnauzers are one of the most popular dogs in the U.S. They have got personality, loyal nature, intelligence and that signature beard that makes them recognizable at first glance.

Mini Schnauzers weigh between 11 and 20 pounds, so, they are actually one of the lighter options on this list. But they have got the confidence and energy of a much bigger dog.

Miniature Schnauzer Profile

These bearded dogs are loyal and affectionate. They bond strongly with their families and are naturally protective without being aggressive. They are great with kids and with proper training, they get along well with other pets too.

Exercise needs are moderate. Daily walks and some playtime are usually enough to keep them happy. They are not ultra high energy but they do enjoy staying active.

Grooming is a bit more involved with these small animals. That wiry coat needs regular brushing and professional grooming every 6-8 weeks to maintain that classic Schnauzer look. But it’s manageable and most pet parents find it worth it.

Training is important because Mini Schnauzers are smart and can be a bit stubborn dogs. Training from an early age helps them become well-behaved and loyal companions.

7. Boston Terrier

Boston Terrier

Boston Terriers are called the “American Gentleman” because of their black-and-white coat that looks like a little tuxedo. And personality-wise they are just as charming as they look.

The usual weight is between 12 and 25 pounds. Compact, portable and perfect for families in apartments or houses. Plus, this breed forms strong bonds.

These black and white dogs are affectionate and friendly. They love people, they love other dogs and they are great with kids and they get along with other animals. They are not overly energetic but they do enjoy playtime and daily walks.

Boston Terrier Profile

One of the best things about this best medium sized dog is they are adaptable. They are well suited for first time dog owners, active families or even older adults who want a loyal companion.

Grooming is minimal. That short coat needs regular brushing but it’s nothing intense. And they don’t shed excessively, which is a BONUS.

Training is usually easy with these friendly dogs because they are quick learners and eager to please. With proper training, they become excellent companions who are loyal, playful and affectionate.

Conclusion

The best dog breeds under 45 pounds are the perfect middle ground.

They are big enough to feel like “real dogs” but small enough to fit into homes of all sizes. No matter if you are in an apartment, a house with a yard or somewhere in between, these medium sized dog breeds are well suited with their unique characteristics.

Other great medium dog breeds are Border Collie, Australian Shepherd, Portuguese Water Dogs, English Springer Spaniel and even the Basset Hound all make fantastic companions too. Some are perfect companions for experienced dog owners, some for first-timers.

Proper training, regular exercise and plenty of love…. and these dogs become family friendly, loyal, affectionate members of the family.

That’s what makes them the best breeds for a loving home!!

Ellis
Ellis Brooke is a writer and experienced dog trainer with more than a decade of hands-on work with dogs. Her journey began in college when she took a job as a community coordinator at a local animal shelter — a role that quickly sparked her passion for dog care and training. Since then, Ellis has dedicated herself to learning about canine behavior and sharing helpful advice through her writing. She lives with her playful rescue dog, Miso, who reminds her every day of the power of patience and second chances. Whether she’s researching new pet products or planning a dog’s care routine, Ellis is always focused on one goal: making sure pets get the love and care they deserve.