Senior confirmed
Senior dogs in Illinois
Senior dogs for adoption in Illinois
Meet 146 adoptable senior dogs (age 7+) in Illinois. Each one is from a shelter or rescue and ready to give an older dog's quiet, grateful love. Showing 31–60 of 146 below.
Last updated July 12, 2026 at 9:30 AM EDT. Listings refresh automatically, usually every 12 hours.
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 Illinois means you typically know their size, temperament, and energy level from day one: fewer surprises, and a grateful companion who settles in fast. Always confirm availability and adoption requirements directly with the shelter or rescue.
Available senior dogs in Illinois
Senior confirmed
Gaby
Gaby is a 9 years 9 months old female Beagle/Mix at Wright-Way Rescue in Morton Grove, IL. Senior dogs make wonderful companions.
Wright-Way Rescue • Morton Grove, IL
10+ years
10+ years
Sprocket
Sprocket is a male Jack Russell Terrier/Rat Terrier, 11 yrs 2 mos (senior). He is at Bishop's Small Dog Rescue in Waterloo, IL. Senior dogs make wonde…
Bishop's Small Dog Rescue • Waterloo, IL
Senior confirmed
Maisey
Maisey is an 8-year, 2-month-old female Havanese at Bishop's Small Dog Rescue in Waterloo, IL. Senior dogs make wonderful companions.
Bishop's Small Dog Rescue • Waterloo, IL
Senior confirmed
Murphy
Murphy is a male Papillon, 8 years 3 months old, at Bishop's Small Dog Rescue in Waterloo, IL. Senior dogs make wonderful companions.
Bishop's Small Dog Rescue • Waterloo, IL
Senior confirmed
GERMAINE
My name is Germaine. I am described as a male, tan American Bulldog.
Chicago Animal Care and Control • Chicago, IL
Senior confirmed
GABY
My name is Gaby. I am described as a spayed female, white and black American Pit Bull Terrier mix.
Chicago Animal Care and Control • Chicago, IL
Senior confirmed
BENNY
My name is Benny. I am described as a male, tan Mastiff.
Chicago Animal Care and Control • Chicago, IL
10+ years
BABY
My name is Baby. I am described as a female, brown American Pit Bull Terrier.
Chicago Animal Care and Control • Chicago, IL
Senior confirmed
RHINO
My name is Rhino. I am described as a male, gray American Pit Bull Terrier.
Chicago Animal Care and Control • Chicago, IL
Senior confirmed
COCO PUFF
My name is Coco Puff. I am described as a female, black and white American Pit Bull Terrier.
Chicago Animal Care and Control • Chicago, IL
10+ years
DIESEL
My name is Diesel. I am described as a neutered male, black and white American Pit Bull Terrier.
Chicago Animal Care and Control • Chicago, IL
10+ years
LUCKY
My name is Lucky. I am described as a neutered male, tan Yorkshire Terrier.
Chicago Animal Care and Control • Chicago, IL
10+ years
PELUCHIN
My name is Peluchin. I am described as a male, brown Cocker Spaniel.
Chicago Animal Care and Control • Chicago, IL
Senior confirmed
Bella
Bella is a 7 year old female Chihuahua who weighs in at 7.8 pounds. This dog's adoption fee is $350. If you are still interested, please read more bel…
Animal Rescue Foundation (ARF-IL) • Wheaton, IL
Senior confirmed
BUDDY
My name is Buddy. I am a neutered male, tan Staff Terrier A
Animal Welfare League of Illinois - Chicago Ridge • Chicago Ridge, IL
Senior confirmed
BABY
My name is Baby. I am a neutered male, tan Staff Terrier A
Animal Welfare League of Illinois - Chicago Ridge • Chicago Ridge, IL
Senior confirmed
FLARE
My name is Flare. I am a female, black and white Staff Terrier A
Animal Welfare League of Illinois - Chicago Ridge • Chicago Ridge, IL
Senior confirmed
AZUL
My name is Azul. I am a male, gray and white Staff Terrier A
Animal Welfare League of Illinois - Chicago Ridge • Chicago Ridge, IL
Senior confirmed
MAYA
My name is Maya. I am a spayed female, brown and white Staff Terrier A
Animal Welfare League of Illinois - Chicago Ridge • Chicago Ridge, IL
Senior confirmed
NORI
My name is Nori. I am a spayed female, black brindle Staff Terrier A
Animal Welfare League of Illinois - Chicago Ridge • Chicago Ridge, IL
Senior confirmed
COOKIE
My name is Cookie. I am a female, black and white Staff Terrier A
Animal Welfare League of Illinois - Chicago Ridge • Chicago Ridge, IL
Senior confirmed
BENSON
My name is Benson. I am a neutered male, brown and tan Staff Terrier A
Animal Welfare League of Illinois - Chicago Ridge • Chicago Ridge, IL
Senior confirmed
MONTI
My name is Monti. I am a neutered male, black Staff Terrier A
Animal Welfare League of Illinois - Chicago Ridge • Chicago Ridge, IL
Senior confirmed
FLO
My name is Flo. I am a spayed female, tan Staff Terrier A mix
Animal Welfare League of Illinois - Chicago Ridge • Chicago Ridge, IL
Senior confirmed
MAX
My name is Max. I am a male, brown and white Staff Terrier A
Animal Welfare League of Illinois - Chicago Ridge • Chicago Ridge, IL
Senior confirmed
PHOENIX
My name is Phoenix. I am a neutered male, white and black Staff Terrier A
Animal Welfare League of Illinois - Chicago Ridge • Chicago Ridge, IL
Senior confirmed
CHARLIE BROWN
My name is Charlie Brown. I am described as a male, brown and white Beagle.
Chicago Animal Care and Control • Chicago, IL
Senior confirmed
MAJOR
My name is Major. I am described as a neutered male, tricolor Alaskan Husky mix.
Chicago Animal Care and Control • Chicago, IL
Senior dogs in Illinois by breed
Senior dogs in Illinois by city
Shelters & rescues with senior dogs in Illinois
These organizations currently have at least one adoptable senior dog listed on Lily's Second Chance.
- Chicago Animal Care and Control — Chicago, Illinois · See Chicago Animal Care and Control’s senior dogs on Lily's Second Chance
- Wish Bone Canine Rescue — Normal, Illinois · See Wish Bone Canine Rescue’s senior dogs on Lily's Second Chance
- Animal Welfare League of Illinois - Chicago Ridge — Chicago Ridge, Illinois · See Animal Welfare League of Illinois - Chicago Ridge’s senior dogs on Lily's Second Chance
- Dogs are Deserving — Crete, Illinois · See Dogs are Deserving ’s senior dogs on Lily's Second Chance
- Wright-Way Rescue — Morton Grove, Illinois · See Wright-Way Rescue’s senior dogs on Lily's Second Chance
- Chicago Animal Care and Control — Chicago, Illinois · See Chicago Animal Care and Control’s senior dogs on Lily's Second Chance
- Animal Rescue Foundation (ARF-IL) — Wheaton, Illinois · See Animal Rescue Foundation (ARF-IL)’s senior dogs on Lily's Second Chance
- Come Bye Border Collie Rescue — Highland, Illinois · See Come Bye Border Collie Rescue’s senior dogs on Lily's Second Chance
- Animal Welfare League of Illinois - Chicago Ridge — Chicago Ridge, Illinois · See Animal Welfare League of Illinois - Chicago Ridge’s senior dogs on Lily's Second Chance
- Bishop's Small Dog Rescue — Waterloo, Illinois · See Bishop's Small Dog Rescue’s senior dogs on Lily's Second Chance
- Hope Animal Rescues — Godfrey, Illinois · See Hope Animal Rescues’s senior dogs on Lily's Second Chance
- Peoria Animal Welfare Shelter — Peoria, Illinois · See Peoria Animal Welfare Shelter’s senior dogs on Lily's Second Chance
- REACH Rescue, Inc — Mundelein, Illinois · See REACH Rescue, Inc’s senior dogs on Lily's Second Chance
- Aurora Animal Care and Control — Aurora, Illinois · See Aurora Animal Care and Control’s senior dogs on Lily's Second Chance
- Genesis Animal Rescue — Mattoon, Illinois · See Genesis Animal Rescue ’s senior dogs on Lily's Second Chance
- Hoof Woof Meow Animal Rescue — Elgin, Illinois · See Hoof Woof Meow Animal Rescue’s senior dogs on Lily's Second Chance
- Placing Paws Rescue — Libertyville, Illinois · See Placing Paws Rescue’s senior dogs on Lily's Second Chance
- Randolph County Humane Society — Steeleville, Illinois · See Randolph County Humane Society’s senior dogs on Lily's Second Chance
- Redemption Road Rescue Rehab Inc. — Wauconda, Illinois · See Redemption Road Rescue Rehab Inc.’s senior dogs on Lily's Second Chance
- Starfish Animal Rescue — Geneva, Illinois · See Starfish Animal Rescue’s senior dogs on Lily's Second Chance
- Winnebago County Animal Services — Rockford, Illinois · See Winnebago County Animal Services’s senior dogs on Lily's Second Chance
- A Caring Place - All Breed Dog Rescue — Westmont, Illinois · See A Caring Place - All Breed Dog Rescue’s senior dogs on Lily's Second Chance
- Animal Education and Rescue — Libertyville, Illinois · See Animal Education and Rescue’s senior dogs on Lily's Second Chance
- German Shepherd Rescue INC — SKOKIE, Illinois · See German Shepherd Rescue INC’s senior dogs on Lily's Second Chance
Senior dogs in other states
Adopting a senior dog in Illinois — 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 Illinois?
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 Illinois?
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 Illinois?
Yes. Most shelters and rescues in Illinois welcome adopters from anywhere in the state, and some can arrange transport within Illinois 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 Illinois?
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 Illinois instead of adopting?
Many shelters and rescues in Illinois 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 Illinois 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.
Know a senior dog in Illinois who needs a home?
Shelters and rescues can list adoptable senior dogs for free.