🌳 Outdoor8–1212–16Seasonal openingBooking requiredWater playBirthday parties
What’s there
- Café on site
- Paid parking
- Picnic area
- Birthday parties
Alton Water car parks: up to 15 mins free, £2.00 per hour (up to 5 hours), £12.00 over 5 hours, annual pass £80.00.
Only facilities we’ve confirmed are listed — anything missing here we simply haven’t checked, rather than know to be absent.
Alton Aqua Park is a seasonal inflatable water park on Alton Water reservoir in south Suffolk, run by Anglian Water Parks from the Alton Watersports Centre. Visitors get 1-hour sessions on giant inflatables: slippery slides, floating islands, balance battles and splash zones. Sessions must be booked online in advance. Entry requires being aged 6+, at least 1.2m tall, and able to swim 25 metres unaided; buoyancy aids are provided.
Open summer season only. 2026 dates: closed 1 Apr-22 May; open 23-25 May; closed 26-28 May; open 29-31 May; 1 Jun-17 Jul open weekends only; 18 Jul-31 Aug open (check online for availability; closed 8-16 Aug 2026); closed from 1 Sep 2026 until the 2027 season.
Stuff to take with you
The things people wish they’d packed for a day out like this one.
- Swimming costume
- Towel
- Refillable water bottleMost places will fill it for free.
- Snacks that survive a rucksackCheaper than the café, and buys you twenty minutes.
- Goggles
- Sick bagsYou only forget these once.
- Backseat organiser
- Tissues
- Loose changeLockers and old-fashioned car parks.
- Folding stool
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