10+ years
Bear
Maricopa County Animal Care & Control - West Valley Animal Care Center • Phoenix, AZ
Senior dogs in Arizona
Senior dogs for adoption in Arizona
Meet 318 adoptable senior dogs (age 7+) in Arizona. Each one is from a shelter or rescue and ready to give an older dog's quiet, grateful love. Showing 121–150 of 318 below.
Last updated November 9, 2026 at 1:47 AM EST. Listings refresh throughout the day. Always confirm a dog’s availability with the shelter or rescue before making plans.
Senior dogs — age 7 and up — wait far longer for homes than puppies, even though they're usually already house-trained, past the chewing stage, and happy to nap at your feet. Adopting an older dog in Arizona means you typically know their size, temperament, and energy level from day one: fewer surprises, and a grateful companion who settles in fast. Right now the senior dogs listed in Arizona include Pit Bull Terrier, Chihuahua, and German Shepherd, spread across 13 cities and 35 shelters and rescues. Always confirm availability and adoption requirements directly with the shelter or rescue.
35 shelters and rescues in Arizona currently list senior dogs on Lily's Second Chance.
How adoption works in Arizona
Most Arizona listings come from rescue groups, concentrated around Phoenix, Mesa and Chandler. That shapes the experience: rather than dropping in during shelter hours, you will usually apply and then talk with the foster family who knows the dog. Municipal shelters list here too, with walk-in visits.
To move from a listing to a leash, open the profile and contact the organization that has the dog. An application or a conversation comes next, then a meet and greet, and an adoption fee set by the organization, which often covers spay or neuter and vaccinations. Since so many dogs are in the Phoenix area, many groups help arrange transport within the state. The organization on the dog's profile can share that dog's history, requirements and availability.
Available senior dogs in Arizona
318 senior dogs available in Arizona.
10+ years
Jewell
Why I'd make a great companion: ~Woof! My name is Jewell and I weigh 42 LBS! ~I’m a shy girl who needs plenty of time to warm up and feel comfortable.…
Arizona Humane Society - Campus for Compassion • Phoenix, AZ
10+ years
Tippy
Why I'd make a great companion: ~Woof! My name is Tippy and I weigh 11 LBS. ~I may be a little older, but I still have plenty of personality and more …
Arizona Humane Society - Sunnyslope • Phoenix, AZ
Senior confirmed
Kabuki
Maricopa County Animal Care & Control - East Valley Animal Care Center • Mesa, AZ
Senior confirmed
Pawla
Why I'd make a great companion: ~Woof! My name is Pawla and I weigh 52 LBS! ~I’m a sweet, gentle girl who believes the best things in life are love, c…
Arizona Humane Society - Sunnyslope • Phoenix, AZ
Senior confirmed
Mili
Why I'd make a great companion: ~Arff! My name is Mili and I weigh 7 LBS! ~I’m not necessarily going to seek out attention, I prefer to take things at…
Arizona Humane Society - Sunnyslope • Phoenix, AZ
10+ years
Honey
Maricopa County Animal Care & Control - East Valley Animal Care Center • Mesa, AZ
Senior confirmed
Jersey
Maricopa County Animal Care & Control - East Valley Animal Care Center • Mesa, AZ
Senior confirmed
Tinga
Why I'd make a great companion: ~Ruff! My name is Tinga and I weigh 18 LBS! ~I prefer to take my time, observe from a comfortable distance, and get to…
Arizona Humane Society - Sunnyslope • Phoenix, AZ
Senior confirmed
Winston
Why I'd make a great companion: ~Wufff! My name is Winston and I weigh 17 LBS! ~I have a squishy little face, a curly tail, and a heart that's absolut…
Arizona Humane Society - Sunnyslope • Phoenix, AZ
Senior confirmed
Zeus
Why I'd make a great companion: ~Hi there, my name is Zeus! I weigh 86 LBS! ~I may be named after the mighty Greek god of thunder, but these days I'm …
Arizona Humane Society - Sunnyslope • Phoenix, AZ
10+ years
Yokoo
Why I'd make a great companion: ~Woof! My name is Yokoo and I weigh 12 LBS! ~I enjoy doing my own thing, but I’m always up for a little quality time w…
Arizona Humane Society - Campus for Compassion • Phoenix, AZ
Senior confirmed
Mango & Papaya
Meet The Fruits! Mango and Papaya (AKA The Fruits) are 9-year old spayed female best friends looking for their forever home! Mango is an 8lb spunky ch…
Tucson Cold Wet Noses • Tucson, AZ
10+ years
Delilah
Why I'd make a great companion: ~Woof! My name is Delilah and I weigh 61 LBS! ~ I’m a sweet, timid dog with a soft heart and a serious appreciation fo…
Arizona Humane Society - Sunnyslope • Phoenix, AZ
10+ years
Cookie
Why I'd make a great companion: ~Woof! My name Cookie and I weigh 13 LBS! ~I may be a little older, but I still have plenty of love, cuddles, and tail…
Arizona Humane Society - Sunnyslope • Phoenix, AZ
Senior confirmed
Mallo
Why I'd make a great companion: ~Woof! My name is Mallo and I weigh 7 LBS. ~I'm a little bit of a shy guy at first, but once I know you're cool I beco…
Arizona Humane Society - Campus for Compassion • Phoenix, AZ
Senior confirmed
Kimber
Why I'd make a great companion: ~WOOF! My name is Kimber and I weigh 63 LBS! ~Don't let my age fool you, I still love a good game of fetch, a hiking a…
Arizona Humane Society - Campus for Compassion • Phoenix, AZ
10+ years
Cindy
Why I'd make a great companion: ~Woof! My name is Cindy and I weigh 15 LBS! ~I’m a sweet girl who’s still learning that the world can be a wonderful p…
Arizona Humane Society - Campus for Compassion • Phoenix, AZ
10+ years
Titan
Maricopa County Animal Care & Control - East Valley Animal Care Center • Mesa, AZ
10+ years
Dax
Why I'd make a great companion: ~Wooof! My name is Dax and I weigh 78 LBS! ~I’ve got my leash manners down pat, my cuddling skills are top-notch, and …
Arizona Humane Society - Sunnyslope • Phoenix, AZ
Senior confirmed
Bella
Why I'd make a great companion: ~Meet Bella, your future best friend, professional couch warmer, and full-time cuddle enthusiast! I weigh 47 LBS of pu…
Arizona Humane Society - Sunnyslope • Phoenix, AZ
10+ years
Baby
Thank you for your interest in adopting from us! We would love to introduce you to Baby, a sweet 12-14 year-old senior female Chihuahua who came to ou…
Help A Dog Smile • Phoenix, AZ
10+ years
Deja
Maricopa County Animal Care & Control - East Valley Animal Care Center • Mesa, AZ
Senior confirmed
Elli
Maricopa County Animal Care & Control - East Valley Animal Care Center • Mesa, AZ
Senior confirmed
Moo Cow
Why I'd make a great companion: ~Hello! My name is Moo Cow and I weigh 72 LBS! ~My friends at AHS say I am an active and high energy boy! ~I get so ex…
Arizona Humane Society - Campus for Compassion • Phoenix, AZ
Lil Miss
Why I'd make a great companion: ~Woof! My name is Lil Miss and I weigh 13 LBS! ~I love cozy naps, leisurely strolls, quality time with my favorite hum…
Arizona Humane Society - Campus for Compassion • Phoenix, AZ
10+ years
Rondo
Maricopa County Animal Care & Control - East Valley Animal Care Center • Mesa, AZ
10+ years
Tater & Queenie
COURTESY POST - NOT TCWN DOGS - CONTACT INFO AT BOTTOM *** Theres no two better than this duo! Meet Tater and Queenie, a senior pair who found themsel…
Tucson Cold Wet Noses • Tucson, AZ
Senior confirmed
Janero
Why I'd make a great companion: ~WOOOF! My name is Janero and I weigh 72 LBS! ~I have a handsome smile, a big heart, and plenty of love to share! ~I'v…
Arizona Humane Society - Sunnyslope • Phoenix, AZ
Senior confirmed
Lupita
My name is Lupita. I am a nine-year-old deer head Chihuahua mix and I’m around 9lbs. I was found as stray and there’s not much known about my past, bu…
Tucson Cold Wet Noses • Tucson, AZ
Senior dogs in Arizona by breed
Senior dogs in Arizona by city
Shelters & rescues with senior dogs in Arizona
These organizations currently have at least one adoptable senior dog listed on Lily's Second Chance.
- Maricopa County Animal Care & Control (opens in a new tab) — Phoenix, Arizona · See Maricopa County Animal Care & Control’s senior dogs on Lily's Second Chance
- Arizona Humane Society - Campus for Compassion (opens in a new tab) — Phoenix, Arizona · See Arizona Humane Society - Campus for Compassion’s senior dogs on Lily's Second Chance
- Maricopa County Animal Care & Control - East Valley Animal Care Center (opens in a new tab) — Mesa, Arizona · See Maricopa County Animal Care & Control - East Valley Animal Care Center’s senior dogs on Lily's Second Chance
- Arizona Humane Society - Sunnyslope (opens in a new tab) — Phoenix, Arizona · See Arizona Humane Society - Sunnyslope’s senior dogs on Lily's Second Chance
- Underdog Rescue of Arizona, LLC (opens in a new tab) — Chandler, Arizona · See Underdog Rescue of Arizona, LLC’s senior dogs on Lily's Second Chance
- The Big Mutt Network (opens in a new tab) — Vail, Arizona · See The Big Mutt Network’s senior dogs on Lily's Second Chance
- 2nd Chance Dog Rescue — Queen Creek, Arizona · See 2nd Chance Dog Rescue’s senior dogs on Lily's Second Chance
- Angels for Paws Rescue and Sanctuary (opens in a new tab) — Maricopa, Arizona · See Angels for Paws Rescue and Sanctuary’s senior dogs on Lily's Second Chance
- Maricopa County Animal Care & Control - West Valley Animal Care Center (opens in a new tab) — Phoenix, Arizona · See Maricopa County Animal Care & Control - West Valley Animal Care Center’s senior dogs on Lily's Second Chance
- Tucson Cold Wet Noses (opens in a new tab) — Tucson, Arizona · See Tucson Cold Wet Noses’s senior dogs on Lily's Second Chance
- Boxer Luv Rescue (opens in a new tab) — Phoenix, Arizona · See Boxer Luv Rescue’s senior dogs on Lily's Second Chance
- Help A Dog Smile (opens in a new tab) — Phoenix, Arizona · See Help A Dog Smile’s senior dogs on Lily's Second Chance
- Lifeline Oro Valley Animal Rescue (opens in a new tab) — Oro Valley, Arizona · See Lifeline Oro Valley Animal Rescue’s senior dogs on Lily's Second Chance
- Sky Sanctuary Rescue (opens in a new tab) — Scottsdale, Arizona · See Sky Sanctuary Rescue’s senior dogs on Lily's Second Chance
- Southwest Oasis Labrador Rescue (opens in a new tab) — Tucson, Arizona · See Southwest Oasis Labrador Rescue’s senior dogs on Lily's Second Chance
- Forever Friends Humane Society — phoenix, Arizona · See Forever Friends Humane Society’s senior dogs on Lily's Second Chance
- PAWS pound Animals worth saving (opens in a new tab) — Mesa, Arizona · See PAWS pound Animals worth saving ’s senior dogs on Lily's Second Chance
- Southern Arizona Beagle Rescue (opens in a new tab) — Tucson, Arizona · See Southern Arizona Beagle Rescue’s senior dogs on Lily's Second Chance
- Adopt A Dog Rescue (opens in a new tab) — Phoenix, Arizona · See Adopt A Dog Rescue’s senior dogs on Lily's Second Chance
- Animal Rescue Friends Ltd (opens in a new tab) — Mesa, Arizona · See Animal Rescue Friends Ltd’s senior dogs on Lily's Second Chance
- Arizona Boston Terrier Rescue (opens in a new tab) — Scottsdale, Arizona · See Arizona Boston Terrier Rescue’s senior dogs on Lily's Second Chance
- Arizona Golden Rescue (opens in a new tab) — Glendale , Arizona · See Arizona Golden Rescue’s senior dogs on Lily's Second Chance
- Back The Blue Pet Rescue (opens in a new tab) — Queen Creek, Arizona · See Back The Blue Pet Rescue’s senior dogs on Lily's Second Chance
- Better Days, Inc. (opens in a new tab) — Scottsdale, Arizona · See Better Days, Inc.’s senior dogs on Lily's Second Chance
Low-cost spay, neuter and vet care in Arizona
Programs that help Arizona adopters keep a dog healthy on a budget. Each page was checked on 2026-09-10; confirm current hours and eligibility with the organization.
- Spay / neuterAltered Tails Barnhart Clinic (opens in a new tab) — Nonprofit spay and neuter clinics in Phoenix and Mesa that also offer vaccinations and microchipping.
- Spay / neuterHumane Society of Southern Arizona Affordable Spay/Neuter (opens in a new tab) — Tucson shelter clinic offering affordable spay and neuter surgery with vaccinations by appointment.
- Low-cost vet careMaricopa County Low-Cost Veterinary Services (opens in a new tab) — County directory of affordable veterinary and spay and neuter clinics across the Phoenix metropolitan area.
- Spay / neuterAnimal Defense League of Arizona Spay Neuter Hotline (opens in a new tab) (statewide) — Referral hotline connecting Arizona pet owners with low cost spay and neuter options and community cat services.
Senior dogs in other states
Adopting a senior dog in Arizona — 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 dog in Arizona?
Open any dog's profile to see which shelter or rescue is caring for them, then use the adoption link or contact details to apply directly with that organization. Lily's Second Chance gathers senior dogs in one place so they're easier to find — the adoption itself happens through the local group.
How much does it cost to adopt a senior dog in Arizona?
Adoption fees vary by organization, but senior dogs are frequently discounted or sponsored because they wait the longest. Many rescues also begin any needed medical care before adoption. The dog's profile or the shelter can confirm the current fee.
Are senior dogs harder to care for?
Usually not. Older dogs are typically calmer and already trained, which makes the first weeks far easier than with a puppy. Some have age-related needs like a special diet or joint support, and the listing or shelter will tell you what to expect.
Can I adopt a senior dog from another city in Arizona?
Yes. Most shelters and rescues in Arizona welcome adopters from anywhere in the state, and some can arrange transport within Arizona for the right match. Open a dog's profile to see the organization's contact details and ask them directly how their process works.
What should I expect in the first weeks after adopting a senior dog in Arizona?
Senior dogs usually settle in faster than puppies because they're already past the most demanding stage. Expect a brief adjustment period — they may be shy at first, then relax into their personality. A consistent routine, a comfortable spot to rest, and patience are usually all it takes.
Can I foster a senior dog in Arizona instead of adopting?
Many shelters and rescues in Arizona offer foster programs — sometimes with a foster-to-adopt path so you can try the match before committing. Fostering is especially valuable for senior dogs because it gets them out of a kennel and into a calm home while they wait for their forever family. Ask the organization on any dog's profile whether fostering is available.
Are senior dogs good with children or other pets in a Arizona home?
Many senior dogs are calm, gentle, and well-suited to family life — but it depends on the individual dog more than anything else. The shelter or rescue caring for each dog can tell you their specific history with children, cats, and other dogs before you apply. Many organizations offer meet-and-greets to make sure the match is right for everyone.
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 dog in Arizona who needs a home?
Shelters and rescues can list adoptable senior dogs for free.