Get ready, Melbourne – the world’s biggest jumping castle is bouncing back into town this summer, and it’s bigger and better than ever!
From Boxing Day, 26 December through to 11 January, Flemington Racecourse will transform into an inflatable wonderland, filled with giant slides, obstacle courses, foam parties, and so much more. Whether you’re a kid or a kid at heart, this is one event you won’t want to miss.
What’s On at The Big Bounce Australia
This isn’t just a bouncy castle – it’s an inflatable festival with five massive attractions included in your ticket:
The World’s Largest Bounce House
A jaw-dropping 24,000 sq. ft. inflatable castle, complete with slides, ball pits, climbing towers, basketball hoops and even a live DJ pumping tunes. Sessions are split by age, including special adult-only sessions, so everyone can join in the fun.
The Giant
Stretching over 900 ft., this obstacle course has 50 unique challenges and finishes with a monster slide. Perfect for competitive mates or family fun.
Sport Slam
A sports-themed arena packed with hoops, goals, climbing towers and even a battle zone. It’s non-stop energy and challenges.
airSPACE
A space-themed inflatable wonderland with 5-lane slides, giant aliens, ball pits and even a spaceman bounce. Totally out of this world!
OctoBlast
The newest addition – dive into an undersea foam party with colourful sea creatures, music, and a giant octopus stage for DJs. It’s a party like no other!
Tickets & Details
📍Flemington Racecourse, Melbourne
📅26 December 2025 – 11 January 2026
🎟️Start from $22, including a 3-hour pass with a timed bounce session + unlimited access to all attractions.
Booking: Tickets are expected to sell fast – grab yours earl at The Big Bounce Australia Website
Melbourne with Kidz (MWK) 
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