What size bed does a Cocker Spaniel need?
Most adult Cocker Spaniels take a medium bed, but the safest way to choose is to measure your own dog rather than go on breed name alone, since Cockers vary noticeably in size between the show and working types and between individual dogs.
Measure your dog, not just the breed
With your dog lying on their side in a relaxed, natural curl — which is how most dogs actually sleep — measure from the tip of their nose to the base of their tail, then add ten to fifteen centimetres. That gives you a bed length that lets them stretch out fully rather than curl up out of necessity.
Measure your dog's height at the shoulder too if you are considering a bed with raised, bolstered sides, since a bolster that is too high can make it awkward for a dog to see over the edge or climb in and out comfortably.
Why a size range exists within one breed
Cocker Spaniels bred for the show ring tend to run a little more solidly built than working-line Cockers, and males are often slightly larger than females, so 'a Cocker Spaniel' is not one fixed size the way a bed manufacturer's chart might imply.
If your dog is between sizes on a manufacturer's chart, sizing up is usually the safer choice — a bed that is a little too big costs some floor space, while one that is too small means your dog cannot lie in a natural position, which matters for their comfort over a full night's sleep.
Other things worth checking before you buy
A washable cover matters more for a breed with feathering like a Cocker Spaniel than for a short-coated dog, since their coat picks up mud and debris on walks that ends up in the bed. Look for a removable, machine-washable cover rather than one that has to be spot-cleaned.
If your Cocker Spaniel is a puppy or a senior dog, size for their current stage rather than buying ahead for an adult size — a bed too large for a small puppy can feel exposed rather than cosy, and an older dog with joint stiffness may do better with lower sides that are easier to climb over.
The sizes we stock
Everything below is in stock with us, priced with delivery worked out, and packed and posted by hand in the UK.

Ice-Silk Cooling Dog Bed with Bolster Edge
A breathable ice-silk cooling bed with a soft bolster edge and a cool-touch centre panel that helps your dog stay comfortable through warm weather. No need to freeze or refrigerate, it cools naturally on contact.
From£12.99

L-Shaped Bolster Sofa Dog Bed
A supportive L-shaped sofa bed with a raised bolster back and side for your dog to rest their head. The thick padded base cushions joints, and the soft rose-velvet cover is removable and washable for easy care.
From£44.99

Plush Checkered Dog Car Back Seat Bed
A quilted checkered car bed that turns the back seat into one flat, cosy platform for your dog.
From£11.99

Waterproof Pet Furniture Protector Blanket
A quilted waterproof throw that shields beds and sofas from hair, mud and accidents.
From£11.99
Common questions
- Is a medium or large bed better for a Cocker Spaniel?
- Most adult Cocker Spaniels fit a medium bed comfortably, but a larger, more solidly built individual, particularly a male, may need a large. Measuring your own dog nose-to-tail plus ten to fifteen centimetres is more reliable than going on the breed name alone.
- How do I measure my dog for a bed?
- With your dog lying on their side in a relaxed curl, measure from the tip of their nose to the base of their tail, then add roughly ten to fifteen centimetres for room to stretch out. Measure their shoulder height too if you are choosing a bed with raised sides.
- Should I buy a bigger bed for a growing puppy?
- It is better to size for your puppy's current stage rather than buying a full adult size in advance, since a bed that is too large can feel exposed rather than secure for a young puppy. You can always size up again as they grow.
- What bed features suit an older Cocker Spaniel with stiff joints?
- Lower sides that are easy to step over, a supportive base rather than a thin cushion, and a washable cover are all worth prioritising for a senior dog. If your dog is struggling to get comfortable or reluctant to lie down, that is worth mentioning to your vet.
Sources
Written against guidance published by UK veterinary and welfare organisations. Always confirm specifics with your own vet.
Written by Matt Garnett, who runs Giddy Pets and is a lifelong pet owner — not a vet. This is general information, not veterinary advice, and it cannot replace an examination by the vet who knows your animal. How we write these guides.