Mastiff Adoption in Pacifica, CA: Mastiff Puppies for Sale in Pacifica, CA

Adopt a Mastiff near you in Pacifica, California

We don't see any Mastiffs available for adoption right now, but new adoptable pets are added every day. Try a different search below!

Or, how about these Mastiffs in cities near Pacifica, California

These Mastiffs are available for adoption close to Pacifica, California.

Leo

Mastiff American Pit Bull Terrier

Male, Adult

San Francisco, CA

Size

(when grown) Large 61-100 lbs (28-45 kg)

Details

Not good with kids, Good with dogs, Not good with cats, Needs experienced adopter, House-trained, Spayed or Neutered, Shots are up-to-date,

Story

Meet Leo – A Loyal, Intelligent Dog Looking for the Right EnvironmentLeo is a loyal, intelligent dog who bonds deeply with his people and thrives in a calm, structured environment. He is highly trainable, eager to please, and enjoys working with his handlers.Adopted in 2022, Leo has a history of trauma that can make him fearful and reactive. We’ve worked extensively with trainers and the SF SPCA Behavior Program, and he has made meaningful progress. He gets along well with other dogs and has strong obedience skills.Leo does have a bite history and needs an experienced, adult-only home. His fear can escalate quickly, so he requires someone comfortable managing reactive behavior. He is muzzle-trained and does well with structure.We love Leo deeply and are committed to finding him a safe, understanding home where he can truly thrive. Behavioral records available.Rehoming fee applies to ensure a serious, committed placement—may be waived for the right home.

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PENNY

Mastiff

Female, 2 yrs 4 mos

Alameda, CA

Size

(when grown) Large 61-100 lbs (28-45 kg)

Details

Spayed or Neutered,

Story

• Loves affection• Playful, great to walk• Super splasherPenny arrived to us unsure of the world, but has since decided that after careful consideration, the world is actually pretty great!She is gorgeous, gentle, and sweeter than she probably wants you to know. Once she`s comfortable with you, her whole personality opens up: she`s easy to train, takes fetch extremely seriously, and in what may be the best discovery of her to date - she LOVES water. She`s a big fan of splashing around and throwing her tennis balls in. Penny is ready for a patient, loving home that can keep her playtime up and thriving. If you`re looking for a beautiful, big hearted, playful pup - she`s right here!

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Adam

Mastiff Mixed Breed (Medium)

Male, 2 yrs 3 mos

Oakland, CA

Size

(when grown) Large 61-100 lbs (28-45 kg)

Details

Spayed or Neutered,

Story

Adam is an 80-pound silly, calm and cuddly boy doing so well with his amazing\ foster who says her favorite qualities are his squishy, loveable face, his soft fur, and his smile. Adam walks well on leash and is eager to "sit" for his dinner. He gets along great with other dogs. He is calm, playful and has good manners and is not overly curious about cats. He is low energy but really enjoys going for walks and being let out to run and explore in a fenced area. Adam is protective of his family and property and, with proper introductions, is the most loyal and gentle guy! He needs an adopter who can guide him with boundaries and offer lots of socialization opportunities. Everyone who meets Adam falls in love with him! He's just waiting for the right one who's ready to provide him a stable and loving home. If that's you, please submit an application and a volunteer will be in touch! (HD)

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Hugo

Mastiff Mixed Breed (Large)

Male, 8 mos

Oakland, CA

Size

(when grown) Large 61-100 lbs (28-45 kg)

Details

Spayed or Neutered,

Story

Hugo is a charming boy with a loyal and easy-going personality. He’s a happy, inquisitive puppy who loves exploring. He especially enjoys chasing bouncing balls! Hugo is a moderate to high-energy pup, thriving on exercise and companionship, making him perfect for an active family or individual. Hugo is a social and adaptable pup. He’s a bit reserved at first when meeting new people but quickly warms up and recognizes familiar faces. He enjoys meeting children and has done well around other dogs and small animals. He’s also learning to relax around other dogs during walks and social interactions. Leash manners are already improving—Hugo walks well with a harness and is learning to enjoy walks with a collar. He settles nicely when passing other dogs on walks and is quickly gaining confidence and relaxation around new canine friends. Hugo is house- and crate-trained and enjoys car rides. As a gentle, mellow and affectionate puppy, Hugo loves being read to, snuggling on your legs, and receiving body massages. He’s a wonderful companion for an active family, couple, or single person ready to give him love, guidance, and plenty of fun adventures. (AO) Estimated adult weight is 75 pounds, no guarantees.

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Bruce

Mastiff

Male, Puppy

Oakland, CA

Size

(when grown) Large 61-100 lbs (28-45 kg)

Details

Spayed or Neutered,

Story

I am in a foster home and not at the shelter. If you are interested in adopting, submit an adoption questionnaire by email. Learn more hereBruce is everything Cane Corso enthusiasts admire: loyal, intelligent, and deeply rewarding to build a relationship with. At 7 month old and 67 pounds, this handsome boy enjoys supervised gentle play time with his foster siblings. With people of all ages, he's friendly and is continuing to practice polite greetings. Like any young puppy, he's learning impulse control, basic obedience and staying calm around moving objects. Bruce has classic guardian instincts. He alerts you when someone approaches the property. He appreciates having his space when resting and is building trust and obedience through hand-fed meals and positive training. Bruce is house trained and will lounge on the couch when left home alone. What is Bruce's ideal home? Adults only (Bruce is gentle when meeting children but he chases moving objects like strollers). A securely fenced yard. Compatible dog companion or frequent play dates with dog friends. Breed experienced adopter (required). If you adore the Cane Corso breed, you know Bruce isn't just a pet—he's the steadfast companion the breed is known for. Follow Bruce in foster with @oaklandvader on Instagram, and click here to learn how to adopt and submit your adoption questionnaire. August 7, 2026, 2:11 am

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Zeus

Mastiff Mutt

Male, Adult

San Leandro, CA

Size

(when grown) Large 61-100 lbs (28-45 kg)

Details

House-trained, Spayed or Neutered, Shots are up-to-date,

Story

Zeus is an overall well-behaved and low-maintenance dog: house-trained, low energy, not destructive, not a barker, and usually just sleeps when left alone. He also loves play time, is very food-motivated, and knows some basic commands, like: sit, stay, shake, down, and come. Many dog sitters have even mentioned he’s one of their favorite dogs to care for.All of Zeus’ materials will be included, such as: remaining food and prescriptions, toys, leash, treats, bed, crate, and doggie bags.

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Mastiff puppies and dogs in Pacifica, California

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These Mastiffs are available for adoption close to Pacifica, California.

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Mastiff puppies and dogs in Pacifica, California

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Adopt a Mastiff near you in Pacifica, California

We don't see any Mastiffs available for adoption right now, but new adoptable pets are added every day. Try a different search below!

Or, how about these Mastiffs in cities near Pacifica, California

These Mastiffs are available for adoption close to Pacifica, California.

Search for a Mastiff puppy or dog

Mastiff puppies and dogs in nearby cities

Related breeds in Pacifica, California

Mastiff shelters & rescues in Pacifica, California

Looking for a specific shelter or rescue?

Want to learn more about adopting a Mastiff puppy or dog?

Mastiff basics

Mastiff basics