Said It Here

Should I get a dog while I have an old cat?

Bringing a new dog into a home with an elderly cat causes unneeded stress and risks harming the cat's remaining quality of life. This makes people feel like they are rushing their pet's passing just to accommodate a new pet.

Overview
People affected22 accounts across 3 forums
Workarounds found50 items attempted
Community agreement116 total upvotes
Editorial ConsensusSynthesized across r/cats, r/dogs, r/puppy101
Verification standards →

Core Friction Pattern

Analysis of 22 peer accounts across online developer and community forums reveals that “Should I get a dog while I have an old cat?” repeatedly surfaces due to edge-case mismatches between standard defaults and real-world environments. Standard troubleshooting frequently falls short, compelling practitioners to develop custom workarounds.

Top Peer-Reported Fix
waiting until the senior cat passes away before getting a dog

+49 alternative community-tested workarounds cataloged below.

Editorial Commitment: Every workaround and quote here is curated from verified public discussions without affiliate commissions or paid placements. Always review system configurations before applying community-tested solutions.

What the numbers show

Counted from the threads quoted below. How we count

  • People have been saying this in most months since September 2026.
  • This comes up 12.0× more often in r/dogs than across the site as a whole.

What people tried

Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.

50 items+ Contribute

Found another way around this?

Share your steps and trade-offs so fellow engineers don't have to reinvent the wheel. No account required.

  1. 1
    waiting until the senior cat passes away before getting a dog
    2 people mentioned
    Did this help you?
  2. 2
    gating off parts of the house to keep the cat separated from the dog
    Did this help you?
  3. 3
    Cat-sitting for a friend or family member to test the waters
    Did this help you?
  4. 4
    Fostering an adult cat from a local shelter to see how the senior cat reacts
    Did this help you?
  5. 5
    Resetting the introduction process and going much slower
    Did this help you?
  6. 6
    Keeping the cats separated behind a visual barrier or screen
    Did this help you?
  7. 7
    Feeding them and playing with treats near the screen to build positive associations
    Did this help you?
  8. 8
    Quarantining the new cat in a separate room for a week
    Did this help you?
  9. 9
    Keeping kittens in a separate room initially and allowing gradual meetups
    Did this help you?
  10. 10
    Providing separate toilets, feeding spots, and sleeping areas
    Did this help you?
  11. 11
    Ordering and using calming pheromones
    Did this help you?
  12. 12
    Swapping blankets to let them get used to each other's scents
    Did this help you?
  13. 13
    Allowing time and space for the adjustment period
    Did this help you?
  14. 14
    Avoiding certain introduction methods or keeping them separated initially
    Did this help you?
  15. 15
    Using cat doors that only work with chips to give the resident cat the outdoors and cellar to her own
    Did this help you?
  16. 16
    Introducing pets slowly and in a different room
    Did this help you?
  17. 17
    moving resident cat's food and water ahead of time and keeping the new kitten in the living area
    Did this help you?
  18. 18
    buying a playpen for introductions
    Did this help you?
  19. 19
    trying to block off the gap under the bathroom door
    Did this help you?
  20. 20
    Keeping the cat in a separate room (the user's room)
    Did this help you?
  21. 21
    Keeping the puppy in a kennel initially
    Did this help you?
  22. 22
    Keeping the animals completely separated behind closed doors and swapping their blankets so they learn each other's scent.
    Did this help you?
  23. 23
    Keeping a lightweight leash on the dog at all times when out of the crate to allow quick physical control.
    Did this help you?
  24. 24
    Muzzle training the new dog as an absolute precaution.
    Did this help you?
  25. 25
    Creating a hard rule that dogs and cats are immediately separated if the dog shows any signs of overexcitement.
    Did this help you?
  26. 26
    progressing slowly through introduction phases
    Did this help you?
  27. 27
    going back to under the door interactions
    Did this help you?
  28. 28
    letting the older cat hiss and growl to set boundaries
    Did this help you?
  29. 29
    Keeping the new cat in a separate room initially.
    Did this help you?
  30. 30
    Only allowing the cats into the same room when supervised.
    Did this help you?
  31. 31
    Providing vertical escape routes like cat trees
    Did this help you?
  32. 32
    Setting up boundary rooms that are strictly for the cats
    Did this help you?
  33. 33
    Keeping the puppy on a leash or behind a baby gate during interactions
    Did this help you?
  34. 34
    Rewarding the dog when it calmly looks away from the cats
    Did this help you?
  35. 35
    Swapping items the cats have laid on so they get used to each other's scent
    Did this help you?
  36. 36
    Swapping the cats' physical spaces so they can explore without direct contact
    Did this help you?
  37. 37
    Feeding the cats on opposite sides of a closed door
    Did this help you?
  38. 38
    Putting the kitten in a large wire kennel to let the resident cat approach and smell them safely
    Did this help you?
  39. 39
    Getting the dog as a puppy so the cats can establish boundaries early
    Did this help you?
  40. 40
    Supervising interactions closely for the first few weeks
    Did this help you?
  41. 41
    Never leaving the dog and cats alone together until you are certain it is safe
    Did this help you?
  42. 42
    Keeping the cats and the dog in completely separate areas of the home.
    Did this help you?
  43. 43
    Training through a physical barrier like a sliding glass door.
    Did this help you?
  44. 44
    Putting the dog in a kennel while the cats are allowed to free roam.
    Did this help you?
  45. 45
    Trying basic impulse control training without professional help.
    Did this help you?
  46. 46
    Keeping pets in separate rooms initially to smell each other under the door
    Did this help you?
  47. 47
    Trading bedding between rooms to introduce scents
    Did this help you?
  48. 48
    Putting dogs on leashes during the first face-to-face interactions
    Did this help you?
  49. 49
    Providing high perches so the cat can safely escape
    Did this help you?
  50. 50
    Hiring a professional animal behaviorist to assist
    Did this help you?
Tried another approach not listed above?+ Share your workaround ↑

In their words

Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.

r/cats15 people · September 2026 – November 2026

“Get a dog after the cat has passed. You are just putting unneeded stress on him”source ↗

HFXDriving · r/cats · 16 upvotes

“I want to bring her home but I wonder if it will affect the dynamic of my cats in a negative way.”source ↗

Limp_Emu_5516 · r/cats · 12 upvotes

“Because the children are now old enough to not accidently hug a cat to death I was thinking about getting new little one/ones. But we question if its a good idea.”source ↗

“Do you see a chance it will work or are our "preexisting" conditions just too bad of a basis?”source ↗

Hinjo_Dragonfly · r/cats · 11 upvotes

“My resident cat is 12 years, she is roughly 10 weeks. However it has been some time since I had a little one and just looking for general advice regarding introducing them, helping my older cat get adjusted and getting her used to spending time alone!”source ↗

“My other cat has lived with other cats but he’s always been the primary and I don’t want to stir up his routine too much right away.”source ↗

Inevitable_Ad7165 · r/cats · 11 upvotes

“Are you trying to expedite the cat’s passing? Because that’s going to happen”source ↗

Individual-Salary535 · r/cats · 9 upvotes

“Yeah now is NOT the time for a dog”source ↗

quirky-context2755 · r/cats · 9 upvotes

“I think so. Poor cat is old and doesn't need the stress.”source ↗

CelestialArchivist · r/cats · 7 upvotes

“My partner moved in a month ago and we are working on introducing our cats. We had moved too quickly which led to a fight (Tuxedo cat is the resident and she instigated, of course) so we reset and have been going muxh slower. Currently at visual introduction stage and I am worried.”source ↗

IAmBug-_- · r/cats · 7 upvotes

“Nontheless our old cat seems to be very unhappy and kind of pissed, that they are around. As soon as she sees them, she starts hissing and growling.”source ↗

“She seems not incredibly relaxed in general.”source ↗

Short-Course-4651 · r/cats · 5 upvotes

“I would love to get him a little brother and companion to play with but I'm not sure on the best way to go about it.”source ↗

“I lack a proper place to separate them as my bedroom is my resident cats main sanctuary and our bathroom door has a gap big enough my resident cat is able to crawl under.”source ↗

“Does anyone have any advice/suggestions or experiences?”source ↗

Low-Kangaroo-7283 · r/cats · 5 upvotes

“Just worried about my boy being very upset by the change and being terrified of her. I feel very guilty about the idea of getting another, when he's very happy by himself”source ↗

Mr_IronMan_Sir · r/cats · 4 upvotes

“Introducing a new kitten to our cat and have been progressing slowly.”source ↗

“This is their latest interaction and wanted to check on how healthy this is and if there is anything we need to correct behavior wise.”source ↗

meesahdayoh · r/cats · 4 upvotes

“The ? Is really what would happen to her if you introduce another cat into her life (might be good or bad).”source ↗

eddi0 · r/cats · 1 upvotes

“When they fought a few weeks ago it was very much a real fight- hissing and everything and we had to break it up. There's definitely some measure of boundary setting going on but I just couldn't tell if it was playful or had actualviolent intent.”source ↗

IAmBug-_- · r/cats · 1 upvotes

“I just worry because this type of interaction will happen and the kitten will then sprint after the senior cat and continue trying to play/approach and the senior cat is not having it.”source ↗

meesahdayoh · r/cats · 1 upvotes

“She was difficult at first when we brought Marie home, we had to keep them in separate rooms.”source ↗

Murky_Anything_ · r/cats · 1 upvotes

“My cats weren’t happy at first and it took a very long time for them to get used to him.”source ↗

xriigs · r/cats · 1 upvotes
r/dogs5 people · October 2026 – November 2026

“My only qualm is that i have read they have a strong prey drive. Is this breed generally compatible with the cats they've been raised with?”source ↗

Responsible_Salad830 · r/dogs · 3 upvotes

“Hi all, please send me all tips and tricks you have used to introduce two adult dogs to one adult cat!”source ↗

Ver_En_E · r/dogs · 3 upvotes

“After I let the dog our she raced around the room searching for the cat and paced back and forth whining, sniffing and searching for my cat. Her hackles were raised and tail stiff.”source ↗

“This has me concerned as my number 1 priority is my cat's safety and I don't want to risk the dog hurting her. I understand this interaction was my fault and I want to ensure this doesn't happen again.”source ↗

“When i adopted her (the dog) I asked the staff if she was good around cats. They said that while they had not seen any interaction and they assured me that she would be fine.”source ↗

“Please let me know if this is a serious concern and/or if this dog is not the best fit.”source ↗

OhDannyBoy803 · r/dogs · 2 upvotes

“We hired one to integrate three new kittens with my feisty Heelermutt. She was amazing, couldn’t have done it without her.”source ↗

PaisleyLeopard · r/dogs · 1 upvotes

“The dog cornered him, the cat took a swipe at him and the dog backed off.”source ↗

“I always keep a close eye on how he interacts with the cats and make sure to separate them if it appears to be getting too rough”source ↗

“I've been doom scrolling a bit and worry about him hurting them when he gets older.”source ↗

Long-Lost-96 · r/dogs
r/puppy1012 people · October 2026 – November 2026

“Aaannnddd our sweet puppy has absolutely upended their routines. He is absolutely obsessed with them, crazy high fixations in an almost aggressive manner.”source ↗

“Unfortunately one night during feeding, our puppy slipped through and ran after one of the cats & ended up snapping at her (not making any contact). But it has terrified me”source ↗

emlyn7 · r/puppy101 · 2 upvotes

“Every now and then, he’ll follow her curiously but she throws a fit. Recently, she can’t be anywhere near him without growling, hissing and swatting at him.”source ↗

“She’s an independent cat and doesn’t care for other animals. Any advice on introducing them better?”source ↗

bambiofthevalley · r/puppy101

Where this came up

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