
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
Senior Unknown Breed Mixed dogs in California
Meet 1 adoptable senior Unknown Breed Mixed dog (age 7+) in California. Each one is from a shelter or rescue and ready for a calm, loving home.
There is currently 1 adoptable senior Unknown Breed Mixed dog (age 7 and up) in California, each from a local shelter or rescue. Older Unknown Breed Mixeds 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 Unknown Breed Mixed in California means welcoming a calm, grateful companion who can settle in from day one.

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
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.
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 Unknown Breed Mixeds in one place so they're easier to find.
Availability changes often as dogs are adopted and new ones are listed. If you don't see a senior Unknown Breed Mixed in California right now, check back soon or browse nearby states — new dogs are added regularly.
Shelters and rescues can list adoptable senior dogs for free.