Rat Terrier
Rat Terrier additional photo
Rat Terrier additional photo
Rat Terrier additional photo
Rat Terrier additional photo

Rat Terrier

Reviewed by the PupProfiles Editorial Team
Published: January 15, 2024 β€’ Last updated: June 19, 2026

Temperament

AffectionateLivelyAlert
IntelligentLovingGentle

About the Rat Terrier

United StatesTerrier Group12 - 18 years
History

The Rat Terrier is a genuinely American creation, developed not through a single breeder's vision but through the practical needs of working-class farm life in the late 19th and early 20th centuries. British immigrants arriving in the 1880s brought with them a mix of Manchester Terriers and Smooth Fox Terriers, and American farmers quickly began crossing those dogs with whatever improved performance β€” Whippets and Italian Greyhounds for speed, Beagles for scenting ability, and eventually Miniature Pinschers and Chihuahuas to reduce size and sharpen alertness. The result was a versatile, multipurpose farm dog capable of hunting rats and other vermin both above and below ground, working as a watchdog, and doubling as a family companion.

Development

By the 1920s and 1930s, the Rat Terrier was one of the most common dogs on American family farms. President Theodore Roosevelt is widely credited with coining the breed's name after his own dogs reportedly cleared the White House of a rat infestation, though historians note this story may be partly apocryphal. What is documented is that these dogs were genuinely ubiquitous in rural America during that era, prized precisely because they weren't a luxury β€” they earned their keep.

Recognition

Their numbers declined sharply after World War II as industrial farming and chemical pest control replaced the need for working farm dogs. By the 1970s and 1980s, dedicated fanciers were actively working to standardize and preserve the breed. The United Kennel Club (UKC) recognized the Rat Terrier in 1999, and the American Kennel Club followed with full recognition in 2013, placing the breed in the Terrier Group. The breed currently ranks 81st out of 205 AKC-recognized breeds in popularity β€” meaningful for a dog that was once considered functionally extinct as a distinct type.

Today

The Rat Terrier is closely related to several small American breeds, most notably the Toy Fox Terrier and the Teddy Roosevelt Terrier. The Teddy Roosevelt Terrier, sometimes called the Type B Rat Terrier historically, was formally split off as its own breed and recognized separately by the UKC. The Toy Fox Terrier shares significant ancestry but was developed along a more refined toy-dog line. What distinguishes the Rat Terrier from these cousins is its range β€” the breed comes in two size varieties (Miniature at 10–13 inches and Standard at 13–18 inches) and retains a more balanced dual-purpose character, neither as polished as the Toy Fox nor as low-slung as the Teddy Roosevelt. It remains, at its core, a working terrier that happens to be deeply comfortable in a family home.

At a Glance

πŸ‘Ά
Good with Kids
Excellent
πŸ•
Good with Dogs
Very Friendly
πŸŽ“
Trainability
Moderate
⚑
Energy Level
Laid-back
βœ‚οΈ
Grooming
High Maintenance

Quick Facts

Breed Group:
Terrier
Origin:
United States
Life Span:
12 - 18 years
Weight:
8 - 25 lbs
Height:
10 - 13 in

πŸ’° Rat Terrier Cost Guide

Food Β· Vet Β· Grooming Β· Insurance Β· Full breakdown

Frequently Asked Questions

Additional Characteristics

Good with Children5/5
Good with Other Dogs5/5
Trainability3/5
Energy Level2/5
Grooming Needs4/5

Care Requirements

Exercise Needs2/5

They have a low to moderate energy level and need regular but not extensive exercise.

Grooming Requirements4/5

They have high grooming needs requiring frequent brushing and regular professional grooming.

Trainability3/5

Moderately trainable with consistent methods

Good with Children5/5

They are excellent with children and often form strong bonds with them.

Good with Other Dogs5/5
πŸ•

Rat Terrier

Complete Breed Guide

πŸ“‹Overview

About the Rat Terrier

🐾The Breed

The Rat Terrier is a small to medium-sized breed that originated in the United States, developed primarily for hunting and farm work. Weighing between 8 to 25 pounds and standing 10 to 13 inches tall, they possess a compact, muscular build with a short coat that can come in various colors and patterns. Known for their intelligence and adaptability, Rat Terriers are affectionate and loyal companions, often displaying a lively and alert demeanor, making them excellent family pets as well as effective vermin hunters. Their lifespan ranges from 12 to 18 years.

⚑Personality

Rat Terriers are known for being affectionate, lively, alert, intelligent, loving, and gentle, loyal, adaptable. As a low-key and calm breed, they are moderately trainable and thrive with regular mental and physical activity. They are excellent with children of all ages and friendly with other dogs, making them a popular choice for families and experienced dog owners alike.

🏑Daily Life

Caring for a Rat Terrier means committing to regular grooming (brushing several times a week), regular daily walks, and positive-reinforcement training. Their gentle, social nature makes them a wonderful addition to active families.

At a Glance

πŸ‘Ά
Good with Kids
Excellent
πŸ•
Good with Dogs
Very Friendly
πŸŽ“
Trainability
Moderate
⚑
Energy Level
Laid-back
βœ‚οΈ
Grooming
High Maintenance

Quick Facts

Breed Group:
Terrier
Origin:
United States
Life Span:
12 - 18 years
Weight:
8 - 25 lbs
Height:
10 - 13 in

Temperament

AffectionateLivelyAlertIntelligentLovingGentleLoyalAdaptableCuriousFriendlyDignifiedBrave

Free Rat Terrier Health Guide

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How We Find Similar Breeds

We analyze breed characteristics including temperament, size, appearance, and care needs to identify the most similar dog breeds. This helps you discover alternatives that might be a good match for your lifestyle and preferences.

Adopt a Rat Terrier

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How to Adopt a Rat Terrier

Follow these steps to ensure a smooth and responsible adoption process. Remember that adopting a dog is a lifelong commitment.

Adoption Steps
1

Research the Breed

Learn everything you can about Rat Terriers, including their temperament, exercise needs, grooming requirements, and potential health issues.

2

Find Reputable Sources

Look for adoptable dogs through shelters, rescue organizations, or responsible breeders. Avoid puppy mills and online scams.

3

Apply for Adoption

Complete an adoption application with your chosen organization. Be prepared to provide references and possibly go through a home visit.

4

Meet Your Potential Pet

Schedule a meeting with the dog to assess compatibility with you, your family, and any existing pets.

5

Prepare Your Home

Gather necessary supplies and dog-proof your home before bringing your new pet home.

Preparing Your Home

1Essential Supplies

Food and water bowls, high-quality dog food, collar with ID tag, leash, bed, crate, toys, treats, grooming supplies, and cleaning products for accidents.

2Create a Safe Space

Designate an area where your dog can retreat when feeling overwhelmed. This could be a crate with comfortable bedding or a quiet corner with their bed.

3Remove Hazards

Secure or remove toxic plants, chemicals, small objects that could be swallowed, and foods that are harmful to dogs. Use baby gates if needed to restrict access to certain areas.

4Find a Veterinarian

Research and choose a veterinarian before bringing your dog home, and schedule an initial check-up shortly after adoption.

Questions to Ask

What is the dog's background and history?

Understanding a dog's past can help you anticipate potential behavior issues and provide appropriate support.

Has the dog been spayed/neutered and vaccinated?

This information is important for planning future veterinary care and understanding any immediate medical needs.

What is the dog's energy level and exercise needs?

Rat Terriers typically need regular exercise to stay healthy and happy. Ask about specific exercise requirements.

Has the dog been socialized with other animals and people?

This helps you understand how the dog might interact with your family, friends, and other pets.

Are there any known behavioral or health issues?

Knowing about existing issues helps you prepare for any special care or training needs.

Breed-Specific Considerations

Special Considerations for Rat Terriers

  • Rat Terriers may have specific health concerns that require regular monitoring.
  • Consider how the typical Rat Terrier temperament aligns with your lifestyle.
  • Research the grooming needs of Rat Terriers to ensure you can commit to the required maintenance.
  • Understand the exercise requirements of Rat Terriers to keep them healthy and prevent behavior problems.
  • Learn about proper training methods that work well with Rat Terriers.

Product Recommendations for Rat Terriers

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Vet-reviewed picks for food, insurance, crates, brushes, treats, and toys β€” matched to this breed.

Compare Rat Terrier with Similar Breeds

See how the Rat Terrier stacks up against other breeds side by side.

Rat Terrier: Affectionate & Lively | Owner Guide 2026