Medium-sized dogs are preferred not only because of their size or temperament. The space required to accommodate is another element that puts the owner into thinking whether to add a dog to their family or not. Also, the breeds we have listed below are moderate to low shedders, which make them convenient for first-time owners.
If you are confused about the medium dog breeds, you must understand that they typically weigh around 25-75 pounds, but below mentioned are breeds that weigh under 45 pounds. Moreover, they have calm energy levels, low exercise needs, and an easy-to-train nature, which makes them bond with owners strongly.
So, find out which medium dog breed suits you and your family the best. Learn about their temperament, history, accommodation requirements, and suitability with your children.
Best Dog Breeds Under 45 Pounds: Find Your Match
1. English Cocker Spaniel

The English Cocker Spaniel is a merry dog that is known for its upbeat personality. It is a loyal, gentle, and playful breed that weighs around 26-32 pounds. It’s eager to please nature, combined with intelligence, makes it pick up new things quickly. So, the ECS makes an awesome family dog.

The life expectancy of this compact dog is 12-14 years. Skin infections, because of the long coats, and ear infections, because of the floppy ears, are common in ECS. So, they must be groomed and taken care of regularly.
Because of their hunting abilities and high energy levels, they require daily vigorous exercise to remain active and healthy. Other activities that they enjoy are: fetching, playing with housemates, going on outdoor adventures, and a long walk.
2. Miniature American Shepherd

Belonging to the herding group, the Miniature American Shepherd is an intelligent, good-natured, and devoted dog. The life expectancy of this breed is 12-13 years. Being one of the most popular dog breeds, it is an extremely intelligent and lovable companion that likes being busy with any task to avoid boredom.

They make great companions for families because of their affectionate nature and good temperament with children. These dogs enjoy outdoor adventures, daily two hours of exercise, and dog sports that are beneficial for mental stimulation.

To reduce behavioral issues in these medium-sized dog breeds, consistent training and obedience classes are recommended. Also, early socialization is important to reduce barking habits and separation anxiety.
3. American Eskimo Dog

The American Eskimo Dog is a medium-sized breed with a loyal, versatile, and smart nature. With high energy levels, this four-legged performer thinks every day is show time. It weighs around 25-35 pounds. The life expectancy of an American Eskimo is 13-15 years, and requires regular exercise or activity to stay balanced.

The Eskimo dog needs to be trained properly because it can be stubborn at times. Henceforth, to avoid stubbornness and restlessness, activities like: agility, puzzle games, and scent walks, etc., must be planned for it.

They are also known for barking, so they must be trained at an early stage. And to avoid skin dryness, their thick coat must be brushed regularly, but avoid frequent bathing.
4. Whippet

The Whippet is a smart, loyal, and affectionate companion that can sprint like lightning and immediately nap for hours as if nothing happened. It is an incredibly fast and athletic dog that weighs around 25-45 pounds. And stands 18-22 inches tall. The ability to balance speed and calm makes it an ideal choice for a family that has a house with a garden, and in smaller apartments.

While the breed requires minimal grooming, the exercise routine is tough. Being a hunting dog, it has strong instincts to chase moving objects. But with early training and socialization, this can be controlled.
Graceful and sleek, the Whippet has a thin and short coat that is suitable for warm climates. And you will find a Whippet enjoying racing and other dog sports.
5. Shetland Sheepdog

There are two names for this medium-sized dog: “little Lassie dog” and “Sheltie”. It was originally bred in Scotland to herd livestock. It weighs between 15 and 25 pounds and stands 13-16 inches tall. The Shetland Sheepdog is loyal, affectionate, bright, and playful.
This fluffy breed with a pack of personality is the right choice for active families who can meet its exercise needs.

According to Hill’s Pet, Shelties are good watchdogs, and they may bark on various occasions, like when they see strangers around the house, when they are excited, and when they greet outsiders. They have a good running speed, and as long as their exercise needs are met, they remain happy and healthy.
Considering their grooming requirements, Shelties have a straight outer coat and a dense outer coat that sheds a lot. It requires brushing twice a week. Playtime and snuggle sessions are Sheltie’s favorite things to do.
6. Dachshund

The Dachshund is a cute small dog breed that is popular because of its long body and small legs. It also has a nickname, “wiener dog,” and weighs around 11-32 pounds. It was originally bred to hunt badgers, but today, because of its charming personality, it is famous in the US and makes a great family dog.

They are exceptionally courageous, fearless, and independent dogs with a mixture of stubborn streak. According to Pawlicy Advisor, the growth and development of a Dachshund can be calculated on the basis of its age, paws, and by checking with the breeder. Most importantly, a good quality and nutrition-filled diet is the key to keeping it active and growing more healthily.
This Wiener dog bonds closely with its family members, but early training and socialization are important so that it can live well with the family, children, and other pets.
7. Lagotto Romagnolo

Lagotto Romagnolo is an ancient Italian water dog that is affectionate, keen, and undemanding, belonging to the sporting group. It weighs around 24-35 pounds, making it a fantastic and attentive pup that is easy to live with. This dog was bred to use its sensitive snout to sniff out truffles. It is also known as an all-purpose working dog.

They have iconic curly locks that stop the water from soaking into their coat. Although they are hypoallergenic, they still require care, which enables them to maintain their teddy bear-like appearance. Because of their intelligence, they require regular stimulation to keep them active. While they are affectionate, they love to stick around with their families.
For everyday life, it is important to keep them busy to avoid destructive behaviors like digging. They enjoy activities like: swimming, nose work, agility, and tracking, etc.
8. Boykin Spaniel

The Boykin Spaniel is a medium-sized dog breed that is trainable, friendly, energetic, and intelligent. It weighs up to 40 pounds and is known for being a great hunting dog. The Boykin Spaniel is also famous as the state dog of South Carolina and a reliable partner for hunting doves and ducks.

They are sociable and easy-going dogs that make great family pets when they are trained, exercised, and socialized properly. Also, they are safer to be around kids and get along with other dogs. They have a long and wavy coat that needs to be brushed regularly. But the color and size make them unique.
It is a versatile hunting dog that has energy and enthusiasm for life. Being highly trainable, it is fun to work with it, be it hunting, exercising, or a training session. It enjoys activities like: swimming, being a lapdog when it has nothing to do, and agility trails, etc.
9. Basenji

The Basenji, one of the best medium-sized dog breeds, is barkless and possesses a self-cleaning habit. It is a smart, poised, and independent dog that belongs to the Hound group. It weighs around 24 pounds and was bred to be a hunting companion. If the owner can meet the breed’s energy, exercise, and grooming requirements, the Basenji makes a fun-loving companion.

As Purina mentions, Basenjis are highly spirited dogs that must not be left alone. As they can be destructive, keeping them engaged in activities like long walks, scent training, hiking, and running, etc., is important.
Health-wise, the lifespan of Basenjis is 12-14 years, and they are prone to health problems like hypothyroidism, obesity, PRA, and joint issues. So, the owner must monitor their health and plan regular vet visits to avoid any serious health issues and to have a lively time with these dogs.
Conclusion
Bringing a dog home isn’t difficult. Anybody can do it. But to prepare for a dog is the real thing.
Being a parent should not be your hobby; it is a responsibility that the parent must fulfill. Where large dogs are prone to health issues, and small breeds are expensive, medium dogs are in the middle ground, being just perfect.
Lastly, be it any size, what matters the most is the connection with the dog. And treating them right. So, keep your comfort requirements ahead, and choose the breed that suits you the best.
