Senior confirmed
HERCULES
HERCULES is a large male Mastiff senior currently at Miami Dade Animal Services in Miami, FL. Senior dogs make wonderful companions.
Miami Dade Animal Services • Miami, FL
Senior Mastiff dogs in Florida
Senior Mastiff dogs for adoption in Florida
Meet 3 adoptable senior Mastiff dogs (age 7+) in Florida. Each one is from a shelter or rescue and ready for a calm, loving home.
Older Mastiffs in Florida 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 Florida means welcoming a calm, grateful companion who can settle in from day one.
Last updated July 12, 2026 at 9:30 AM EDT. Listings refresh automatically, usually every 12 hours.
Senior confirmed
GUEVITO
GUEVITO is a senior male Mastiff at Miami Dade Animal Services in Miami, FL. Senior dogs make wonderful companions.
Miami Dade Animal Services • Miami, FL
Senior confirmed
JERSEY
JERSEY is a male Mastiff, a large senior dog located in Green Cove Springs, FL at Clay County Animal Care and Control. Senior dogs make wonderful comp…
Clay County Animal Care and Control • Green Cove Springs, FL
Senior Mastiff dogs in other states
Other senior dogs in Florida by breed
Adopting a senior Mastiff in Florida — 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 Mastiff in Florida?
Open any dog's profile to see the shelter or rescue caring for them in Florida, 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.
Are there always senior Mastiff dogs available in Florida?
Availability changes often as dogs are adopted and new ones are listed. If you don't see a senior Mastiff in Florida right now, check back soon or browse nearby states — new dogs are added regularly.
Can I adopt a senior Mastiff from Florida if I live elsewhere?
Often, yes. Many rescues and shelters in Florida 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.
Know a senior Mastiff in Florida who needs a home?
Shelters and rescues can list adoptable senior dogs for free.