Best Childrens Mattresses Deals Online in the UK (25 Deals Found)

Last Updated - 01/02/2026 Sort By:

Best Choice
W Wilson Beds A luxury you can afford

New
Wilson Beds - 3ft Single Mattress Approx 6.5 Inch Deep Soft Feel Memory Foam and Spring Mattress (3ft x 6ft3) (Single)
TRUSTED UK MANUFACTURER: We have quickly become a top retailer online with over 100,000 mattresses distributed.

£57.57
Best Value
Novilla

New
Novilla 3FT Single Mattress, Hybrid Pocket Sprung Mattress in a Box, 20cm Deep, Medium Firm, Breathable Cover, Ideal for
[Hybrid Support for Restful Sleep] – This 20cm deep hybrid mattress combines individually wrapped pocket springs with cu

£49.99 £59.99
New
BUDGET MATTRESS ROLLED - ALL SIZES - BRAND NEW MATTRESS - CHEAP MATTRESS
The modern fabric design sets an outstanding look and feel to the mattress which enhances it even more with the luxury k

£39.99
Silentnight

New
Silentnight Kids Snooze Bonnell Eco Mattress
ECO COMFORT FIBRE : Our Eco mattress is designed to keep your little ones cool throughout the night. Our EcoComfort Fibr

£153.99 £159.00
New
LUXE 3D Border Hybrid Mattress – Orthopaedic Design with Memory Foam and Springs
Discover the perfect balance of comfort, support, and durability with theSleepi 20cm Hybrid Orthopaedic Mattress. ✅Breat

£139.99
Zinus

New
Zinus 3ft Single Mattress Memory Foam Infused with Green Tea - (90 x 190 cm) - 5'' Height - Medium Firm Orthopaedic Supp
FRESHNESS THAT LAST: This Zinus memory foam mattress is infused with natural green tea and charcoal to maintain freshnes

£52.50
Sleepur-pedic

New
Sleepur-pedic Memory Foam and Springs 3ft Single Mattress, 16cm Deep Budget Mattress For Single Bed, Ideal for Young adu
🛌✨ Memory Foam + Spring Hybrid Design: This 3ft Hybrid Mattress combines spring technology, memory foam, and recon foam

£54.99
New
MEMORY FOAM MATTRESS ORTHOPAEDIC DOUBLE KING 3FT 4FT6 5FT | 4" 5" 6" 8" 10" 12"
Mattress Type. 5’0 (King) – 152 x 200 (cm). 6’0 (Super King) – 183 x 200 (cm). 4’0 (Small Double) – 120 x 190 (cm). 3’0

£89.99
iSTYLE MODE BETTER HOME CHOICE

New
iSTYLE MODE BETTER HOME CHOICE Cot Bed Mattress Hypoallergenic Easy Clean Quilted Cover, Fully Breathable Foam Mattress,
Hypo-allergenic Cot Bed Mattress with a waterproof liner

£35.99
New
MEMORY FOAM MATTRESS ORTHOPAEDIC DOUBLE KING 4FT6 5FT 6FT | 4" 5" 6" 8" 10" 12"
【7 Zones Spring Supportive】 The 7 zoned individual encased coils are positioned at the core of the mattress. On top, mul

£52.59
10% Off
Starlight Beds

New
Starlight Beds Single Mattress – Memory Foam Mattress with Springs, Maximum Value, 18cm Deep, Plush, White,(90cm x 190cm
SINGLE MATTRESS: Dimensions are approximately 3ft x 6ft3 (90cm x 190cm) with a depth of 18cm, making it the perfect fit

£51.99 £57.69
Starlight Beds

Used
Starlight Beds Single Mattress – Memory Foam Mattress with Springs, Maximum Value, 18cm Deep, Plush, White,(90cm x 190cm
SINGLE MATTRESS: Dimensions are approximately 3ft x 6ft3 (90cm x 190cm) with a depth of 18cm, making it the perfect fit

£47.74
New
Cool Blue Memory Foam Sprung Mattress 3ft Single 4ft 4ft6 Double 5ft King 6ft
Mattress Type: 8" Pure Foam Sprung Mattress. Mattress Colour: White Cool Wave. Mattress Features. • Mattress depth is 7"

£84.99
JAY-BE

New
JAY-BE Bunk e-Sprung Children’s Mattress for Kids Bunk Bed (90 x 190 x 16cm, 11.1kg)
SOFT KNITTED FABRIC.

£103.00
New
LUXURY ORTHOPAEDIC 4000 POCKET SPRUNG MATTRESS 3FT 4FT 4FT6 DOUBLE 5FT KING SIZE
Available In UK Sizes: 2FT6 - 3FT - 4FT - 4FT6 - 5FT - 6FT. It is a safe and natural mattress that is supportive, comfor

£167.96
Foam & Upholstery Warehouse

New
Toddler Cot Mattress Eco Fiber 120 x 60 x 10 cm – Extra Thick Baby Mattress for Cot Beds – Quilted Polycotton Anti-Aller
Compatible with Popular Brands – Designed to fit travel cots and toddler beds from top brands like Red Kite, Hauck, Grac

£29.89
New
Cool Blue Memory Foam Mattress Sprung 3ft Single 4ft6 Double 5ft King 6ft S King
Available In UK Sizes: 2FT6 - 3FT - 4FT - 4FT6 - 5FT - 6FT. Mattress Colour: 3D Black and White - White Diamond Wave. Ma

£75.94
New
Memory Foam Quilted Sprung 18cm deep Mattress 3ft Single 4ft6 Double / 5ft / 6ft
Mattress Type: 18cm Deep- (Foam + Sprung) Mattress. • Mattress depth is 18cm Approx. White Foam Micro Quilted Mattress.

£59.99
New
New Basic Budget White Damask Spring Mattress. 3ft Single 2ft6 Small, Shorty
SHORTY - 75 x 175cm (2ft6 by 5ft9) approx. SMALL SINGLE - 75 x 190cm (2ft6 by 6ft3) approx. White Damask Basic Budget Qu

£45.45
New
Luxury Budget Mattresses SHORTY,2ft6,3ft SINGLE! Value Kids Mattress
2ft6 x 5ft9 SHORTY SINGLE 75cm x 175cm. 2ft6 x 6ft3 SMALL SINGLE 75cm x 190cm. The Sleep People Luxury Budget Spring Mat

£46.99
New
5000 Pillow Top Pocket Spring Mattress 4FT 4FT6 Double 5FT King 6FT Super King
Mattress care : Rotate the mattress every 2 weeks for first 3 months and then once every 4 weeks. Do not bend or jump on

£270.00
New
LUXURY ORTHOPAEDIC POCKET 4000 SPRUNG MATTRESS 3FT 4FT6 DOUBLE 5FT KING SIZE
Available In UK Sizes: 2FT6 - 3FT - 4FT - 4FT6 - 5FT - 6FT. It is a safe and natural mattress that is supportive, comfor

£166.97
New
LUXURY ORTHOPAEDIC POCKET 4000 SPRUNG MATTRESS 3FT 4FT6 5FT KING SIZE
Available In UK Sizes: 2FT6 - 3FT - 4FT - 4FT6 - 5FT - 6FT. It is a safe and natural mattress that is supportive, comfor

£134.36
New
Aurora Hybrid Mattress Single 3FT & Double 4FT6 | Orthopaedic Memory Foam 9/12in
Aurora Dream Luxury Orthopaedic Mattress. ✅ Orthopaedic Relief: Specifically designed for optimal spinal support and imp

£69.00
New
Hybrid Orthopaedic Mattress – Memory Foam & Bonnell Spring with 3D Border Design
✅Durable Bonnell Spring System (12.5-Gauge). ✅Breathable 3D Airflow Border. Just rotate regularly to maintain shape and

£159.99

25 Childrens Mattresses deals are available from: Amazon, eBay stores, starting from £29.89.
The biggest discount we found is 17% on Novilla 3FT Single Mattress, Hybrid Pocket Sprung Mattress in a Box, 20cm Deep, Medium Firm, Breathable Cover, Ideal for Guest Beds & Kids’ Rooms, Oeko-Tex Certified Fabric, 90x190x20cm at Amazon.
The lowest price we found is £29.89 while the highest is £270.00.
Prices for the best Childrens Mattresses deals average at £89.67.
Last updated on February 1, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Childrens Mattresses.