Senior confirmed
Carrie
My name is Carrie. I am described as a female, gray and brown Yorkshire Terrier.
I have been adopted! • Chicago, IL
Senior dogs in Illinois
Senior dogs for adoption in Illinois
Meet 216 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 1–30 of 216 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 Illinois 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 Illinois include Pit Bull Terrier, Chihuahua, and Shih Tzu, spread across 39 cities and 42 shelters and rescues. Always confirm availability and adoption requirements directly with the shelter or rescue.
42 shelters and rescues in Illinois currently list senior dogs on Lily's Second Chance.
How adoption works in Illinois
Illinois listings mostly come from rescue groups, with a large share posted from around Normal, South Elgin and Chicago. A rescue adoption usually starts with an application and a conversation, and the dog is often in a foster home. Municipal shelters and humane societies also list here, with walk-in hours.
Once you find a dog, open the profile and get in touch with the organization that has it. You can expect an application or a conversation, a meet and greet, and an adoption fee set by that organization, often covering spay or neuter and vaccinations. With listings clustered in a few cities, many groups help arrange transport within the state. Ask the organization on the dog's profile about that dog's history, requirements and availability.
Available senior dogs in Illinois
216 senior dogs available in Illinois.
Senior confirmed
Guero
My name is Guero. I am described as a male, black and white American Pit Bull Terrier.
I have been adopted! • Chicago, IL
10+ years
Ace
My name is Ace. I am described as a neutered male, white and black Chihuahua - Smooth Coated.
I have been adopted! • Chicago, IL
10+ years
Queenie
My name is Queenie. I am described as a spayed female, black and white American Pit Bull Terrier mix.
I have been adopted! • Chicago, IL
Senior confirmed
Teddy
My name is Teddy. I am described as a male, brown Labrador Retriever mix.
I have been adopted! • Chicago, IL
Senior confirmed
10+ years
Chico
My name is Chico. I am described as a neutered male, brown and black Miniature Pinscher.
I have been adopted! • Chicago, IL
10+ years
Chip
My name is Chip. I am described as a male, black American Pit Bull Terrier.
I have been adopted! • Chicago, IL
10+ years
Sunny
My name is Sunny. I am described as a female, tan and white Cocker Spaniel.
I have been adopted! • Chicago, IL
Senior confirmed
Senior confirmed
Shadow
My name is Shadow. I am described as a male, black Shih Tzu mix.
I have been adopted! • Chicago, IL
10+ years
Senior confirmed
Nala
Nala is an 8 year old female Shih Tzu who weighs in at 10.5 pounds. This dog's adoption fee is $350. If you are still interested, please read more bel…
Animal Rescue Foundation (ARF-IL) • Wheaton, IL
10+ years
Rocky
At 11 years young, Rocky has officially earned his title as a professional couch companion, expert snuggler, and certified Good Boy! Rocky is a neuter…
REACH Rescue, Inc • Mundelein, IL
Senior confirmed
10+ years
Hazel Grace
Hazel Grace - Female, Lab Mix - DOB 7/2/2014. Hazel Grace was adopted as a young puppy but sadly, if problems are not corrected appropriately in the b…
Hope Animal Rescues • Godfrey, IL
10+ years
Tilley
Meet Tilley, a precious little 12-year-old Shih Tzu we took in recently. It’s hard to put into words just how much this sweet girl has been suffering.…
REACH Rescue, Inc • Mundelein, IL
10+ years
Maggie
Meet Maggie, an 13 year old, 35 lb standard poodle who found her way to Wish Bone when her family moved and could not take her with them. Maggie is a …
Wish Bone Canine Rescue • Normal, IL
Senior confirmed
Sasha
redemptionroadinc.org • Lake In The Hills, IL
10+ years
Senior confirmed
Trixie - Home to Home
Anderson Humane • South Elgin, IL
Senior confirmed
Goose - Home to Home
Anderson Humane • South Elgin, IL
10+ years
Senior confirmed
10+ years
Diesel
Shih Tzu Rescue, Adoption & Education Safehouse (S.T.R.A.E.S.) • Homer Glen, IL
10+ years
BJ
Shih Tzu Rescue, Adoption & Education Safehouse (S.T.R.A.E.S.) • Homer Glen, IL
Senior confirmed
Miss Kitty
Shih Tzu Rescue, Adoption & Education Safehouse (S.T.R.A.E.S.) • Homer Glen, IL
Senior confirmed
Pecan
Pecan is an 8 year old female Cockapoo who weighs in at 15 pounds. This dog's adoption fee is $500. If you are still interested, please read more belo…
Animal Rescue Foundation (ARF-IL) • Wheaton, IL
10+ years
10+ years
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.
- I have been adopted! (opens in a new tab) — Chicago, Illinois · See I have been adopted!’s senior dogs on Lily's Second Chance
- Anderson Humane (opens in a new tab) — South Elgin, Illinois · See Anderson Humane’s senior dogs on Lily's Second Chance
- Animal Welfare League of Illinois - Chicago Ridge (opens in a new tab) — Chicago Ridge, Illinois · See Animal Welfare League of Illinois - Chicago Ridge’s senior dogs on Lily's Second Chance
- Pet Central Helps (opens in a new tab) — Normal, Illinois · See Pet Central Helps’s senior dogs on Lily's Second Chance
- Wish Bone Canine Rescue (opens in a new tab) — Normal, Illinois · See Wish Bone Canine Rescue’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
- Second City Canine Rescue (opens in a new tab) — Palatine, Illinois · See Second City Canine Rescue’s senior dogs on Lily's Second Chance
- Winnebago County Animal Services (opens in a new tab) — Rockford, Illinois · See Winnebago County Animal Services’s senior dogs on Lily's Second Chance
- Pike County Animal Shelter - ILLINOIS — Pittsfield, Illinois · See Pike County Animal Shelter - ILLINOIS’s senior dogs on Lily's Second Chance
- Tails Humane Society (opens in a new tab) — DeKalb, Illinois · See Tails Humane Society’s senior dogs on Lily's Second Chance
- Henry County Humane Society - Kewanee Chapter (opens in a new tab) — Kewanee, Illinois · See Henry County Humane Society - Kewanee Chapter’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
- REACH Rescue, Inc (opens in a new tab) — Mundelein, Illinois · See REACH Rescue, Inc’s senior dogs on Lily's Second Chance
- Animal Rescue Foundation (ARF-IL) (opens in a new tab) — Wheaton, Illinois · See Animal Rescue Foundation (ARF-IL)’s senior dogs on Lily's Second Chance
- Champaign County Humane Society — Champaign, Illinois · See Champaign County Humane Society’s senior dogs on Lily's Second Chance
- My Loveable Angels — bloomington, Illinois · See My Loveable Angels’s senior dogs on Lily's Second Chance
- Redemption Road Rescue Rehab Inc. (opens in a new tab) — Wauconda, Illinois · See Redemption Road Rescue Rehab Inc.’s senior dogs on Lily's Second Chance
- Safe Haven Dog Rescue — Elburn, Illinois · See Safe Haven Dog Rescue’s senior dogs on Lily's Second Chance
- Shih Tzu Rescue, Adoption & Education Safehouse (S.T.R.A.E.S.) — Homer Glen, Illinois · See Shih Tzu Rescue, Adoption & Education Safehouse (S.T.R.A.E.S.)’s senior dogs on Lily's Second Chance
- St. Clair County Animal Adoption Center (opens in a new tab) — Belleville, Illinois · See St. Clair County Animal Adoption Center’s senior dogs on Lily's Second Chance
- Starfish Animal Rescue (opens in a new tab) — Geneva, Illinois · See Starfish Animal Rescue’s senior dogs on Lily's Second Chance
- Aurora Animal Care and Control (opens in a new tab) — Aurora, Illinois · See Aurora Animal Care and Control’s senior dogs on Lily's Second Chance
- German Shepherd Rescue INC (opens in a new tab) — SKOKIE, Illinois · See German Shepherd Rescue INC’s senior dogs on Lily's Second Chance
- Hope Animal Rescues (opens in a new tab) — Godfrey, Illinois · See Hope Animal Rescues’s senior dogs on Lily's Second Chance
Low-cost spay, neuter and vet care in Illinois
Programs that help Illinois 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 / neuterPAWS Chicago Lurie Clinic (opens in a new tab) — Free and reduced cost spay and neuter surgery with tiered pricing at the Little Village clinic in Chicago.
- Low-cost vet careAnti-Cruelty Clinic Services (opens in a new tab) — Chicago clinic providing affordable spay and neuter, primary wellness care and end of life services by appointment.
- Low-cost vet careAnimal Welfare League Clinic (opens in a new tab) — Low cost veterinary clinic with vaccines, spay and neuter, dental and testing at Chicago Ridge and Chicago locations.
- Help paying for careDuPage County Animal Services Affordable Vet Care (opens in a new tab) — County microchipping, nonprofit clinic referrals and no cost spay and neuter vouchers for eligible low income residents.
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.
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 Illinois who needs a home?
Shelters and rescues can list adoptable senior dogs for free.