Best UK waterparks for family fun this summer from indoor water coaster to mega slides

Nothing screams summer quite like splashing around in awaterpark.Whether you're after heart-racing drops, lazy lounging in warm waters, or a cooling day out for the kids, these UK waterparks offer the perfect family escape — no passport required.

Here's a round-up of the UK's most exciting waterparks, each offering a unique way to cool off and create unforgettable memories.

1. Alton Towers Waterpark – Staffordshire

Located within the Splash Landings Hotel, this waterpark mixes Caribbean-themed décor with a blend of indoor and outdoor attractions. Open year-round, it's the perfect pairing toa family weekend at Alton Towers Resort.

Prices: From £24

2. Sandcastle Waterpark – Blackpool

The UK's largest indoor waterpark is a tropical haven with 29C temperatures year-round. Inside, you'll find a maze of flumes, splash zones, and the world's longest indoor water rollercoaster — measuring 250 metres.

Known for its family-friendly vibe, Sandcastle offers fun for all ages.

Prices (online): From £15.95 for children, £24.95 for adults

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3. Aqua Park Lakeside – Essex

This inflatable water obstacle course is a must-visit for thrill-seekers. With more than 30 obstacles, giant trampolines, and slides, you'll have one hour to bounce, climb, and splash your way through the floating adventure.

Other locations include Slough and Milton Keynes.

Prices: From £21.45 per person.

4. Splashdown Poole – Dorset

With 13 different slides ranging from family-friendly to extreme, Splashdown Poole delivers high-speed excitement. Brave riders can try near-vertical drops, while parents can unwind in the "bubble bench" or jacuzzi.

Prices: From £19

5. Alpamare – Scarborough

Marketed as "unlike any waterpark you've seen before," Alpamare blends spa-like luxury with classic waterpark thrills. Think heated 35C infinity pools with sea views, a wave pool, flumes, and an on-site wellness spa.

Prices: From £12

6. Waterworld – Stoke-on-Trent

Filled with a million gallons of water, Waterworld is a tropical indoor paradise. Classic attractions like a lazy river and wave pool sit alongside adrenaline-pumping rides like the Black Hole, Python, and the Space Bowl — which spins you into a plunge pool finale.

Prices: From £24

7. Splashdown Quaywest – Paignton, Devon

Set against the scenic Devon coastline, this is the UK's largest outdoor waterpark. With eight thrilling rides, a beach bar, arcade, and ice cream hut, it's a must for summer staycations.

Prices: From £15

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