Pool Remodel: What You're Really Paying For, Layer by Layer

Let me be straight with you up front. I’m a kitchen and bath remodeler, not a pool builder.

Plaster, pebble, and gunite are their own trade, and the crews who do it well have spent years learning how to trowel a finish before it sets.

But a pool remodel is still a remodel, and the rules I’ve learned tearing out hundreds of kitchens and bathrooms apply here almost word for word. Hidden damage changes the scope. The cheapest bid is usually missing something. And the homeowner who knows what they want before the first call spends less than the one who figures it out halfway through.

So this isn’t a guide on how to plaster a pool. It’s how to plan one, price one, and hire for one without getting burned.

Key Takeaways

• A pool remodel is really five separate jobs: the interior finish, waterline tile, coping, the deck, and the equipment. Price each one on its own.
• The interior finish is the big decision. Plaster is cheapest up front, pebble lasts two to three times as long.
• Draining an in-ground pool can be risky with high groundwater. Ask every bidder how they handle it.
• New pumps above about 1.2 horsepower have to be variable-speed under federal rules, so budget for that if yours is old.
• Finish color changes the color of the water. See it before you pick it.

A Pool Remodel Is Five Jobs Wearing One Name

When a homeowner says “we want to redo the pool,” they usually mean one of five things. Sometimes all five. The bids you get back will be all over the map if you don’t know which ones you’re asking for.

• Interior finish: the plaster, quartz, pebble, tile, vinyl liner, or fiberglass gelcoat you actually touch when you swim
• Waterline tile: the band of tile at the surface that catches scum and calcium
• Coping: the cap stone or concrete lip around the edge, which keeps water from getting behind the pool wall
• Deck: the concrete, pavers, or stone you walk on
• Equipment: pump, filter, heater, lights, and controls

Most of the “bad bid” stories I hear from homeowners come down to this. One contractor quoted all five and another quoted two, and the homeowner compared the totals. Same mistake I see on kitchen bids every month.

Picking the Interior Finish

This is where most of your money and most of your long-term happiness lives. Every finish trades up-front cost against how long it lasts and how it feels underfoot.

Here’s how the common options stack up, using typical installed ranges from pool industry cost guides:

Look at the first and third rows side by side. Plaster can cost less today and more over 20 years, because you might replaster two or three times in the life of one pebble finish. That’s the same math I walk clients through on cheap cabinets versus good ones. Pay once or pay three times.

You also don’t get to pick from the whole list. A vinyl liner pool gets a new liner, a fiberglass shell gets a gelcoat refinish or a coating made for fiberglass, and a concrete pool gets plaster, quartz, pebble, or tile. Converting between them is a much bigger job than a remodel.

What Hides Under the Old Finish

Here’s the part that’ll sound familiar if you’ve ever remodeled a bathroom. You don’t really know what you’ve got until the old surface comes off.

When the old plaster gets chipped out, crews sometimes find cracks in the shell, hollow spots where the old finish let go, or a skimmer that’s pulling away from the wall. Every one of those is a change order waiting to happen if the bid didn’t account for it. In a bathroom it’s rot behind the tile. In a pool it’s the shell.

This is why I tell every homeowner to hold back 15 to 20 percent for surprises, no matter what they’re remodeling. If you don’t need it, great. If you do, you won’t be making a panic decision with the pool half empty.

I live and work in the Pacific Northwest, where it rains most of the year and the ground stays wet. If I owned a pool up here, I’d want the drain scheduled in the driest stretch of summer and I’d want the contractor to explain why. That’s the same thinking as not pouring a slab in a downpour.

Tile, Coping, and Deck: Do Them in the Right Order

Waterline tile and coping usually wear out on a different clock than the finish. But if they’re close to the end, do them in the same project. The work around the edge can damage a brand new finish, which is why finish crews generally want tile and coping done first.

It’s the same logic as painting a room after the trim is installed, not before.

Typical ranges from pool contractor cost guides:

Your deck is its own decision. Resurfacing a sound slab is cheap compared to tearing it out, but if the concrete is heaved or cracked through, a coating just hides it for a season or two. I’ve covered the tear-out-or-resurface question in more depth in my patio remodeling guide, and the same rules apply around a pool.

Don’t Skip the Equipment Pad

Nobody gets excited about a pump. I get it. But the equipment is what keeps the new finish looking new, and old equipment can quietly cost you money every month.

Here’s something a lot of homeowners don’t know: since July 2021, federal Department of Energy rules have required replacement pool pumps at roughly 1.2 total horsepower and up to be variable-speed. If your old single-speed pump dies, the replacement will likely be variable-speed whether you planned for it or not. The upside is lower power bills, since the pump can run slow most of the day.

How to Compare Pool Remodel Bids

I’ve written before about how the cheapest bid on a kitchen is usually the one that left something out. Pools are no different. Some contractors quote a low number on purpose, then hit you with change orders once the pool is drained and you can’t exactly switch crews.

Make every bidder answer the same questions:

And remember the rule I tell every client. Good, fast, or cheap. Pick two.

Pool crews get booked up for spring, so if you want it good and you want it open by summer, it won’t be cheap. Plan it in the off season if you can.

See the Water Color Before You Choose

This is the part homeowners get wrong most often, and it’s not their fault. A finish sample the size of your hand looks nothing like 600 square feet of it under four feet of water.

White plaster reads as bright, light blue water. Gray and darker finishes push the water toward deep blue or lagoon green. Pebble adds texture you’ll see from the patio.

You’re picking a color you can’t actually see until the pool is full, and by then it’s done.

For years my answer to “I can’t picture it” was a Pinterest board and photos of my past jobs. That helped, but it was never their space.

That’s the gap I built ReVision AI to fill. Take a photo of your pool area from the spot where you actually sit, then see it in a different style. Use the custom prompt to describe the finish color, tile, and deck you’re weighing, and run it a few ways before you sign anything.

A pool rarely gets redone on its own. If you’re rethinking the whole yard, my backyard remodel guide covers the bigger picture, and the deck remodeling post goes deeper on wood and composite.

For how AI fits into planning a project like this, see AI for remodeling and what an AI remodel actually gets you. You can also browse real before-and-afters in the gallery.

Your Pool Remodel Checklist

• Decide which of the five layers you're doing: finish, waterline tile, coping, deck, equipment
• Pick a finish based on cost over 20 years, not just the price today
• Ask every bidder how they check groundwater and handle draining
• Get draining, refill water, disposal, startup chemicals, and permits marked included or excluded
• Get a written price for shell repairs found after demo
• Schedule tile and coping ahead of the new finish
• Budget for a variable-speed pump if your old one is near the end
• Set aside 15 to 20 percent for surprises
• Book in the off season if you want the pool open by summer
• Photograph your pool and see a few finish directions with ReVision AI before you pick one

Curious what your backyard could look like with a new finish and deck? Download ReVision AI and try 3 free transformations.

Want unlimited runs? Check the pricing page.