Plunge Pool Cost: What You’ll Actually Pay

A plunge pool is the easiest pool purchase to get wrong on price, because the range is so wide it’s almost meaningless until you know where your project sits in it. Plunge pool projects get quoted for as little as $25,000 and as much as $70,000, and the difference usually comes down to three things: size, material, and what your yard is going to make the crew work for.

This guide breaks down real numbers by size and material, what actually moves the price, and where a fiberglass plunge pool lands compared to the alternatives, so you walk into a quote conversation knowing what’s reasonable and what’s not. Visit this article if  you’re looking for a full size inground pool cost comparison.

Note: figures below are in CAD. US buyers should expect broadly similar numbers for fiberglass; vinyl and concrete plunge pools tend to run 15 to 25% lower in the US market.

Plunge Pool Cost at a Glance

To put those ranges in plain terms: a mini pool, around 7×7 ft, typically runs $15,000 to $35,000.  A small plunge pool, around 10×6 ft, runs $25,000 to $45,000. A mid-size plunge pool, around 13×7 ft, runs $35,000 to $55,000. Larger plunge pools, 16×8 ft and up, start around $45,000 and can climb past $80,000. By material, vinyl typically runs $13,000 to $35,000, fiberglass runs $25,000 to $65,000, and concrete runs $28,000 to $85,000 or more.

Industry cost research from Angi puts the average plunge pool project (all materials, all sizes, US market) at roughly $28,000 USD, with most homeowners landing between $10,000 and $40,000 USD. That tracks with what we see on the ground here, once you adjust for currency and account for fiberglass specifically running a bit higher than the blended average because of the manufacturing and delivery involved.

What Is a Plunge Pool? (Also Called a Cocktail Pool, Soaking Pool, or Dipping Pool)

A plunge pool is a small pool built for cooling off, soaking, or a bit of low-impact exercise rather than swimming laps. Most run 2.5 to 5 feet deep and anywhere from 7 to 20 feet long, enough to submerge and move around in, not enough to do freestyle in.

You’ll see this same product marketed under a few different names depending on who’s selling it and where you are: cocktail pool, soaking pool, and dipping pool all describe essentially the same thing, a compact pool meant for relaxing rather than laps. If you’re pricing out a “cocktail pool,” you’re pricing out a plunge pool. Same product, same cost drivers, same guide.

What a plunge pool isn’t: a spool. A spool is a hybrid between a spa and a pool, typically fitted with powerful heaters, hydrotherapy jets, insulated covers, and built-in seating. Add those features to a plunge pool and the line between the two starts to blur.

Fiberglass Plunge Pools: $25,000 to $65,000 CAD

This is where we spend most of our time, and for good reason. A fiberglass plunge pool shell is manufactured off-site and delivered ready to drop in. There’s no on-site fabrication, no liner to replace down the road, and a gelcoat surface that doesn’t harbor algae the way textured concrete does.

At plunge pool scale, that manufacturing advantage matters even more than it does on a full-size pool. You’re not paying for the extra labor days a poured concrete pool that size would need, and you’re not budgeting for the liner replacement a vinyl plunge pool will need every 5 to 9 years. Over 15 years of ownership, a fiberglass plunge pool is very often the cheaper option even though the sticker price sits above vinyl.

The trade-off is the same one that applies to full-size fiberglass pools: you’re choosing from manufacturer shapes and depths rather than a fully custom pour. For the vast majority of plunge pool projects, where the whole point is a small soaking pool rather than an architectural centerpiece, that’s not much of a limitation.

What Actually Drives Plunge Pool Cost

1. Size. This is the biggest lever. A 7×7 plunge pool and a 16×8 plunge pool aren’t a small difference in materials and labor. You can be looking at two to three times the cost between the small end and the large end of what still gets called a “plunge pool.”
2. Material. Vinyl comes in lowest up front but carries recurring liner replacement costs. Fiberglass sits in the middle to upper-middle and needs no liner. Concrete has the widest range because it’s fully custom. A simple rectangular concrete plunge pool starts in the high range and anything with a custom shape, tile finish, or integrated features climbs fast.
3. Site access and excavation. The same rules apply as a full-size pool, just at a smaller scale. A flat, accessible yard keeps excavation simple. Rocky soil, a tight side-yard access point, or a crane lift over the house adds real cost regardless of how small the pool itself is.
4. Add-ons. Heating, lighting, a cover, and jets all add to the base number. A heater alone typically runs $1,800 to $4,200, plus ongoing utility costs to run it. None of these are optional extras you can ignore in a budget conversation. They’re routinely how a $25,000 plunge pool becomes a $38,000 project.

Plunge Pool Sizes: What Actually Fits Your Yard

You don’t need much space to fit a plunge pool. An 8×8 ft footprint is workable in most backyards, which is exactly why this category has grown the way it has. Here’s roughly how size maps to cost and use:

• Mini pool (around 10×6 ft): Enough to submerge and cool off in, not much room to move. Good fit for a small urban lot or a secondary water feature alongside a larger yard element.
• Mid-size (around 13×7 ft): Room for a few people to sit on a bench, stand, and move around without feeling cramped.
• Larger (16×8 ft and up): Enough room for light water exercise or three to five adults comfortably. Starts approaching small full-size pool territory in both footprint and cost.

If you’re deciding between sizes purely on budget, go smaller and add a heater before you go bigger without one. A well-heated small plunge pool gets used year-round; a large unheated one gets used three months a year.

Finding the Right Plunge Pool Builder

A plunge pool looks like a simpler project than a full-size pool, and in some ways it is: less excavation, less material, faster timeline. But the engineering fundamentals don’t shrink with the pool. Whoever you hire still needs to understand soil conditions, structural backfill (for fiberglass, this means filling with water and backfilling simultaneously, the same rule as a full-size shell), and local permitting.

Ask any plunge pool builder you’re considering three things: how many plunge pools specifically they’ve installed (not full-size pools, the two aren’t identical projects), what their standard timeline looks like once a permit is approved, and what type of plunge pools they build or install. The answers tell you quickly whether you’re talking to someone who treats plunge pools as a real product line or as an afterthought version of their main business.

Long-Term and Hidden Costs to Plan For

• Maintenance: Expect roughly $400 to $1,200 a year for a plunge pool, less than a full-size pool simply because there’s less water and surface area to manage.
• Fencing: Many municipalities require a fence or barrier regardless of pool size. Budget $1,500 to $10,000 depending on what you already have around your yard.
• Permits: Typically $550 to $3,100 depending on your municipality. The same permitting process applies whether the pool is 8 feet or 30 feet long.
• Heating: A heater plus monthly utility costs, if you want more than a three-month swim season.

None of these are unique to plunge pools, but they’re easy to forget when the base price feels small enough to not think about the rest of the budget.

Frequently Asked Questions

How much does a plunge pool cost?

Most plunge pools run $15,000 to $70,000+ CAD depending on size and material, with fiberglass typically landing between $25,000 and $65,000. Size is the single biggest factor: a small 7×7 ft pool and a larger 13×7 ft pool can differ by two to three times in total cost.

What is a cocktail pool, and is it the same as a plunge pool?

Yes. Cocktail pool, soaking pool, and dipping pool are all names for the same product: a small pool built for cooling off and relaxing rather than swimming laps. Pricing and sizing considerations are identical.

What’s the difference between a spool and a plunge pool?

A spool is a spa-and-pool hybrid, usually smaller and heated, built around jets and seating. A plunge pool is a bit deeper and built for submersion and light movement rather than spa-style lounging.

What size should a plunge pool be?

Most residential plunge pools run 7 to 20 feet long and 2.5 to 5 feet deep. An 13×7 ft footprint is workable in most yards. Go smaller if budget is the priority, but add a heater so it gets used beyond three months a year.

Is an inground plunge pool worth it over an above ground one?

An inground plunge pool costs more upfront but adds real property value and doesn’t carry the shorter functional lifespan of an above ground unit. If you’re planning to stay in the home for several years, inground is generally the better long-term value.

Looking for a fiberglass plunge pool that fits your yard? Browse our plunge pool collection, see what we’ve built in Toronto, or contact us directly for a project-specific quote.