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Lived with Dogs · Knows Basic Commands · Fast Pass
Jacksonville Humane Society • Jacksonville, FL
Senior Mixed Breed dogs in Florida
Meet 9 adoptable senior Mixed Breed dogs (age 7+) in Florida. Each one is from a shelter or rescue and ready for a calm, loving home.
Older Mixed Breeds 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 Mixed Breed 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.
Lived with Dogs · Knows Basic Commands · Fast Pass
Jacksonville Humane Society • Jacksonville, FL
Lady is a senior female medium mixed-breed at the Jacksonville Humane Society in Jacksonville, FL. Senior dogs make wonderful companions.
Jacksonville Humane Society • Jacksonville, FL
Lived with Dogs · Knows Basic Commands · Crate Trained · Sponsored Adoption- Other · Staycation Eligible
Jacksonville Humane Society • Jacksonville, FL
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 Florida, then use the adoption link or contact details to apply directly with that organization. Lily's Second Chance simply gathers senior Mixed Breeds 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 Mixed Breed in Florida right now, check back soon or browse nearby states — new dogs are added regularly.
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.
Shelters and rescues can list adoptable senior dogs for free.