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The Complete Guide to Plunge Pools in Australia
14 July 2025
Informational
Eduardo Antonio Morales
A Deep Dive into Plunge Pools—Australia’s Fastest-Growing Backyard Trend
Plunge pools are changing the way Aussies think about backyard living. Compact, versatile, and designed for relaxation and cooling off, these pools offer big impact in small spaces. With a surge in demand for affordable, low-maintenance options—like steel stock tank pools—more Australian families are transforming their backyards than ever before.
➡ Modern plunge pools are typically 2–6 metres long and 2–3.5 metres wide.
➡ Depths range from 1.2m to as deep as 2.4m, but most are shallower for easy access.
➡ Popular for hydrotherapy, family fun, and cooling off—without the space or cost of a full-size pool.
➡ Stock tank pools are a rising star: affordable, durable, and quick to install.
Types of Plunge Pools Available in Australia
Concrete Plunge Pools:
Custom-built, ultra-durable, and highly customisable—but often the priciest and slowest to install.
Cost: $52,500–$80,000+ | Lifespan: 25+ years
Fibreglass Plunge Pools:
Factory-made for quick delivery and easy install. Great value, smooth surfaces, and low maintenance.
Cost: $35,000–$70,000+ | Lifespan: 25+ yearsStock Tank Pools:
Repurposed steel or Colorbond® tanks—Australia’s most affordable plunge pool, popular for its fast, no-fuss install and cool industrial look.
Cost: $1200–$2,500 basic | Up to $15,000+ for premiumPrefab/Plastic Pools:
Lightweight, quick to install, eco-friendly and highly insulated.
Cost: $20,000–$50,000
“The plunge pool revolution is here—find your fit, upgrade your backyard, and enjoy Aussie summer your way.”
Why Are Plunge Pools Booming in Australia?
39% of all new pool sales in 2024 are plunge pools—driven by smaller backyards and rising construction costs.
42% of Aussie buyers now want a plunge pool over a full-size option.
Stock tank pools cost as little as 5%–15% of a traditional in-ground pool.
Minimum space needed: As little as 2.7m round or 4m x 2.5m rectangular—perfect for courtyards, city lots, and small family homes.
Installation:
Concrete (traditional): 3–4 months
Concrete (precast): 3-7 days
Fibreglass: 1–3 weeks
Stock tank pool: Same day to 2 days for basic setups!
Pros & Cons by Pool Type
Concrete:
Customisable, ultra-durable
– Most expensive, slow to build
Fibreglass:
Fast install, easy to maintain
– Limited shapes and customisation
Stock Tank Pools:
Ultra-affordable, moveable, low ongoing cost, easy DIY
– Basic looks unless upgraded, smaller size range
Prefab/Plastic:
Eco-friendly, insulated, quick
– Less proven durability
Backyard Uses & Benefits
Relaxation zones: Add decking, spa jets, or keep it simple
Wellness/therapy: Heat for year-round spa, or plunge cold for recovery
Urban living: Make small blocks feel like a retreat
Airbnb/rental appeal: Big value, minimal investment
Easy Maintenance
Use less water and fewer chemicals—most stock tank and fibreglass pools need only minutes of cleaning a week.
Basic water care: Maintain pH 7.2–7.4, chlorine 1.5–2.5 ppm.
Regular weekly testing in summer, every 2–3 weeks in winter.
