Senior confirmed
Sandwich
Sandwich is a gentle girl who may need a little time to feel comfortable, but she’s already showing us how much she’s coming out of her shell. She now…
Contra Costa Animal Services • Martinez, CA
Senior Terrier dogs in California
Senior Terrier dogs for adoption in California
Meet 49 adoptable senior Terrier dogs (age 7+) in California. Each one is from a shelter or rescue and ready for a calm, loving home.
Older Terriers in California are often passed over for puppies, yet they're usually house-trained, settled in temperament, and ready to bond right away — and because they're fully grown, you already know their size and personality. Adopting a senior Terrier in California means welcoming a calm, grateful companion who can settle in from day one.
Last updated October 18, 2026 at 8:44 AM EDT. Listings refresh throughout the day. Always confirm a dog’s availability with the shelter or rescue before making plans.
Available senior Terrier dogs in California
49 senior Terrier dogs available in California.
Senior confirmed
10+ years
10+ years
Senior confirmed
10+ years
10+ years
Senior confirmed
Senior confirmed
10+ years
Senior confirmed
Senior confirmed
Mr. Charles
Riverside County Animal Control - Riverside Shelter • Riverside, CA
10+ years
10+ years
Kirby and Wayne
Wayne and Kirby are an adorable pair with the cutest and most endearing faces. These two have been through a lot and have taken a while to come around…
Friends of the Seal Beach Animal Care Center • Seal Beach, CA
10+ years
Senior confirmed
Payaso
#A5799320 Payaso Looking for a little dog with a big personality? Meet Payaso, an adorable 8-year-old Terrier mix! Don’t let his age fool you—this lit…
United Hope for Animals • Pasadena, CA
Senior confirmed
Senior confirmed
10+ years
Senior confirmed
Senior confirmed
10+ years
Sandi
Courtesy Post: Meet Sandie! Elk Grove, CA Posted: December 9, 2025 ✨ This dog is NOT at the shelter. Please contact the owner directly for all inquiri…
Yolo County Animal Services Shelter • Woodland, CA
10+ years
Senior confirmed
10+ years
Bodi
Personality: affectionate, sweet Breed: terrier mix Age: 11 years Weight: Sex: male Rescued from Tehama County House trained loves to walk/hike…
Coppers Dream • Sunnyvale, CA
10+ years
Little Man Contact Sylva
ONLY CONTACT INFO BELOW! COURTESY POSTING! Little Man is a 13 year old, 20 pound Terrier mix who's owner can no longer care for. He's fully vetted, he…
Starpaws Rescue • Marina Del Rey, CA
Senior confirmed
10+ years
Caesar
Hi, I’m an old man who is more than ready to leave shelter life behind and spend my golden years in a loving home! I may be a senior, but I still have…
Chula Vista Animal Care Facility • Chula Vista, CA
Senior confirmed
10+ years
10+ years
Senior confirmed
10+ years
Senior confirmed
Frito
Hi I'm Frito! I’m a sweet, senior guy who loves nothing more than curling up on a fluffy bed and soaking in the cozy vibes. I enjoy sniffing and explo…
Chula Vista Animal Care Facility • Chula Vista, CA
10+ years
10+ years
Senior confirmed
Teddy
Hercules and Teddy are a dynamic duo! With this bonded pair, you get the best of both worlds! Hercules, a 9 year old chihuahua, is curious and energet…
Burbank Animal Shelter • Burbank, CA
10+ years
10+ years
Senior confirmed
Updated recently
Mason
Meet Mason, a 9 year-old tan Pitbull who is looking for a loving home. Mason has been an outdoor dog all his life, free to roam the great outdoors of …
Love All Animals • Dana Point, CA
10+ years
10+ years
10+ years
10+ years
Senior confirmed
Felix
Gentle · Neutered · Snuggly · Good with Dogs · Good on leash · Lazy · Housetrained
Eastwood Ranch Foundation • Agoura Hills, CA
10+ years
Rickie
SPOT - Saving Pets One at a Time • Oceanside, CA
Senior confirmed
Senior confirmed
Mr. Charles
Riverside County Animal Control - Riverside Shelter • Jurupa Valley, CA
Senior Terrier dogs in other states
Other senior dogs in California by breed
Adopting a senior Terrier in California — 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 in California?
Open any dog's profile to see the shelter or rescue caring for them in California, then use the adoption link or contact details to apply directly with that organization. Lily's Second Chance simply gathers senior Terriers in one place so they're easier to find.
Are there always senior Terrier dogs available in California?
Availability changes often as dogs are adopted and new ones are listed. If you don't see a senior Terrier in California right now, check back soon or browse nearby states — new dogs are added regularly.
Can I adopt a senior Terrier from California if I live elsewhere?
Often, yes. Many rescues and shelters in California arrange or help coordinate transport for the right adopter, while others prefer a local meet-and-greet first. Open a dog's profile and ask the organization directly how their out-of-area adoption process works.
Guides to help you decide
Getting started
Why Adopt a Senior Dog? 7 Reasons Older Dogs Make Wonderful Companions
Senior dogs are often calm, house-trained, and overlooked at shelters. Here are seven honest reasons an older dog may be the best companion you ever bring home.
6 min readUnderstanding ageHow Old Is a "Senior" Dog? Senior Age by Breed and Size
A dog is not "old" at the same age across the board — size and breed change everything. Here is how to tell when a dog becomes a senior, and what it means for care.
5 min readCare & healthCaring for a Senior Dog: Health, Diet, and Everyday Comfort
How to keep an older dog healthy and comfortable — vet care, senior-appropriate diet, joint and dental health, exercise, and simple home adjustments that make a big difference.
8 min readKnow a senior Terrier in California who needs a home?
Shelters and rescues can list adoptable senior dogs for free.