10+ years
PEANUT
PEANUT is a small male Terrier, listed as a senior, currently at Los Angeles County Animal Control - Castaic in Castaic, CA. Senior dogs make wonderfu…
Los Angeles County Animal Control - Castaic • Castaic, CA
Senior Terrier dogs
Senior Terrier dogs for adoption
Meet 263 adoptable senior Terrier dogs (age 7+) from shelters and rescues across the country. Older dogs are often calm, house-trained, and ready to love from day one. Showing 1–30 of 263 below.
Senior Terriers are often overlooked in favor of puppies, yet they're frequently house-trained, settled in temperament, and ready to bond immediately. Because they're fully grown, you already know roughly how big they are and what they're like — making an older Terrier one of the most predictable and rewarding dogs you can welcome home.
Last updated July 12, 2026 at 9:30 AM EDT. Listings refresh automatically, usually every 12 hours.
Available senior Terrier dogs
10+ years
Bella
Bella is a wonderful pup. She gets along with all dogs and cats.
Woodstock Animal Foundation • Lexington, KY
10+ years
Senior confirmed
Peewee
I’m not sure how anyone could give up a sweet girl like Peewee, but sometimes life takes an unfair turn. Peewee was sadly surrendered after her owner …
A Doggie 4 You • Pipe Creek, TX
Senior confirmed
Deacon
Meet Deacon, he is a mixed breed dog with a great personality… uh, dog-anality. Deacon is a neutered male coming in at about 45 lbs of pure love. He's…
Tails of the Unwanted • Greensboro, NC
10+ years
Marshmallow
Marshmallow is about 5 years old. He found his world turned upside down when his owner passed away, leaving behind 7 dogs. Family and friends took in …
3 Hearts 4 Paws Animal Rescue • Morganville, NJ
Senior confirmed
SADIE
Sweet Sadie has been in foster care for one year today, patiently waiting for it to be her turn, wondering why it never is. She’s a good girl, takes t…
Last Chance Animal Rescue • Holbrook, NY
Senior confirmed
Lydia
Meet Lydia! This gentle sweetheart is looking for a loving forever home where she can share her cuddles and quiet companionship. Lydia is friendly, th…
Last Hope Animal Rescue • Cedar Rapids, IA
10+ years
Senior confirmed
Senior confirmed
Senior confirmed
10+ years
Jake
Los Angeles Adoption Search Dogs Jake Email Me Info Share Adopt me Email Me Info Share Adopt Jake Adopt Dog, looks like Terrier/Mix Age Senior, Estima…
Best Friends Animal Society — Los Angeles • Los Angeles, CA
Senior confirmed
Ron Swanson
Best Friends Animal Society — Sanctuary (Kanab) • Kanab, UT
10+ years
10+ years
JOLENE
Riverside County Animal Control - Riverside Shelter • Riverside, CA
10+ years
MAGNUS
MAGNUS is a senior male Terrier, medium in size, at Riverside County Animal Control - Riverside Shelter in Riverside, CA. Senior dogs make wonderful c…
Riverside County Animal Control - Riverside Shelter • Riverside, CA
Senior confirmed
STRAWBERRY
STRAWBERRY is a senior female Terrier, small in size, located at Los Angeles County Animal Control - Downey in Downey, CA. Senior dogs make wonderful …
Los Angeles County Animal Control - Downey • Downey, CA
10+ years
EZRA
EZRA is a small, male Terrier senior at Los Angeles County Animal Control - Carson in Gardena, CA. Senior dogs make wonderful companions.
Los Angeles County Animal Control - Carson • Gardena, CA
Senior confirmed
Who Dat Hank
Meet Who Dat Hank, an 85-pound senior gentleman serving up big ol' Louisiana grandpa energy. Hank ain't looking for no wild Bourbon Street nights thes…
Dallas Pets Alive • Dallas, TX
10+ years
Senior confirmed
Senior confirmed
Senior confirmed
Sam
Sam is a male Terrier senior dog in Pasadena, CA. Senior dogs make wonderful companions.
pasadenahumane.org • Pasadena, CA
Senior confirmed
BINGO
BINGO is a large male Terrier, listed as a senior, at Oklahoma City Animal Welfare Division in Oklahoma City, OK. Senior dogs make wonderful companion…
Oklahoma City Animal Welfare Division • Oklahoma City, OK
Senior confirmed
Senior confirmed
WATSON
Watson is a sweet, gentle dog with a kind, easygoing personality. He enjoys spending time with his people, loves a good cuddle, and has a calm, though…
Contra Costa Animal Services • Martinez, CA
10+ years
Mozart
Mozart is a senior male Terrier at Dallas Pets Alive in Dallas, TX. Senior dogs make wonderful companions.
Dallas Pets Alive • Dallas, TX
10+ years
Senior Terrier mix
I arrived at the San Bernardino City Animal Shelter on 07/07/2026 from Rialto. I need specialized care. I can only be placed with an approved 501(c)(3…
Rescued • San Bernardino, CA
10+ years
Diamond
DIAMOND NEEDS A FOSTER OR FOREVER HOME!!!! Name: Diamond Best Guess for Breed: Wirehaired terrier mix Best Guess for Age: 14 years as of June 2026 SEX…
Lucky Dog Animal Rescue • Washington, DC
Senior Terrier dogs by state
Other breeds
Adopting a senior Terrier — FAQ
What counts as a senior dog?
Most shelters and vets consider a dog "senior" around age 7, though large breeds often age sooner and small breeds a little later. Every dog listed here is 7 years or older.
How do I adopt a senior Terrier?
Open a dog's profile to see the shelter or rescue caring for them, then follow the adoption link or contact details to apply directly with that organization.
Are senior Terrier dogs a good fit for first-time adopters?
Often, yes. An older Terrier is usually past the high-energy puppy stage and may already know basic commands, which can make ownership easier to ease into. Each profile and shelter can tell you about that dog's individual personality and needs.
Why adopt a senior dog instead of a puppy?
Senior dogs are calmer, usually house-trained, and let you skip the chewing and sleepless nights — and because they are the hardest to place, adopting one can quite literally save a life that might otherwise run out of time.
Are senior Terrier dogs good with children or other pets?
It depends on the individual dog more than the breed alone. Each dog's profile and the shelter or rescue caring for them can tell you about their history with kids, cats, or other dogs. Senior dogs are often calmer and more predictable than puppies, which can make reading compatibility easier before you commit.
How much does it cost to adopt a senior Terrier?
Adoption fees vary by shelter and rescue, but senior dogs are frequently discounted or even sponsored — because they wait the longest, many organizations offer reduced fees or cover initial vet care. Open a dog's profile and ask the organization directly for their current fee and what it includes.
Can I foster a senior Terrier instead of adopting?
Many shelters and rescues offer a foster program, sometimes with a foster-to-adopt path. Fostering a senior Terrier gets them out of a kennel and into a calm home — which is especially beneficial for older dogs who find shelter life stressful. Ask the organization on any dog's profile whether fostering is an option.
Know a senior dog who needs a home?
Shelters and rescues can list adoptable senior dogs for free.