
Jeffrey
Jeffrey, Mastiff/Shepherd mix, Brindle, Male neutered, 2 years old Jeffrey is a very handsome boy! He may take a little time to warm up, but once he d…
Northern Ocean County Animal Facility • Jackson, NJ
Senior Mastiff dogs in New Jersey
Meet 1 adoptable senior Mastiff dog (age 7+) in New Jersey. Each one is from a shelter or rescue and ready for a calm, loving home.
There is currently 1 adoptable senior Mastiff dog (age 7 and up) in New Jersey, each from a local shelter or rescue. Older Mastiffs 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 Mastiff in New Jersey means welcoming a calm, grateful companion who can settle in from day one.

Jeffrey, Mastiff/Shepherd mix, Brindle, Male neutered, 2 years old Jeffrey is a very handsome boy! He may take a little time to warm up, but once he d…
Northern Ocean County Animal Facility • Jackson, NJ
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 New Jersey, then use the adoption link or contact details to apply directly with that organization. Lily's Second Chance simply gathers senior Mastiffs 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 Mastiff in New Jersey right now, check back soon or browse nearby states — new dogs are added regularly.
Shelters and rescues can list adoptable senior dogs for free.