Tub To Shower Conversion in Marco Island, FL - Costs, Quotes & Local Notes

A tub-to-shower conversion is the tub out and a shower built in its place, usually inside the same footprint. Published 2026 guides put the work at $2,000 - $12,000, with most projects landing between $3,000 and $7,000 depending on whether a prefab kit or custom tile is used.

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This page is about the tub coming out: what the conversion actually involves, why the published range is so wide, what the wall and the floor behind the tub usually decide, and the lines a quote must separate before two prices can be compared. Every figure here is a published United States range from the 2026 guides named at the foot of the page, not a Naples price. We are a free matching service, not a building company: we introduce you to licensed accessibility contractors, and the scope and the priced quote come from the contractor.

What it costs in Marco Island

JobPublished 2026 range
Above-ground liner, full job$700 - $2,500
16 x 32 inground liner$2,100 - $3,000
20 x 40 inground liner$3,000 - $5,500
Refill water$60 - $350 city, $400 - $900 trucked
Wall, floor and gasket repairs$100 - $3,000 depending on scope

What a tub-to-shower conversion involves

A conversion is the bathtub removed and a shower built in the space it occupied. In practice that means shutting off and capping the tub's plumbing, taking the tub out (usually in pieces, because a cast iron tub does not fit through a doorway), looking at the floor and the wall the tub was hiding, preparing the floor for the shower base, waterproofing the wet zone, installing the base and the walls or tile, then the glass, the seat, the trim and the drain.

The point of it, for most households here, is that the tub wall is gone. A tub you have to climb over is the single most common thing that makes a bathroom unusable as people get older, and a shower you walk into replaces that daily step.

It is also worth asking what the smallest useful change is: not every bathroom needs a full rebuild, and the contractor can say what the options are once someone has looked at the room.

What the published figures are

Published 2026 United States ranges (therenology.com tub-to-shower pricing tiers; adahomefinder.com walk-in shower pricing)
ItemPublished range
Tub-to-shower conversion$2,000 - $12,000
Most projects land at$3,000 - $7,000
Walk-in or curbless conversion, tub out$10,000 - $16,000 (walk-in) / $14,000 - $22,000 (roll-in or curbless)

The writing on that spread is prefab versus custom tile. A moulded base and wall panel kit set into the tub's own footprint sits at the bottom of the range; a fully tiled shower with a sloped bed, a membrane and a linear drain sits at the top, and a level-entry build is published separately at $10,000 - $16,000 for a walk-in and $14,000 - $22,000 for a roll-in or curbless build and up.

What the published ranges do not include is anything found once the tub is out. Water that has been seeping around a tub for years shows up on the subfloor, not on the survey, which is why the range is a range and why the quote has to say what happens if the floor is worse than expected.

Prefab kit or custom tile

A prefab kit arrives as a moulded base and wall panels in a set of sizes. The waterproofing is part of the product, the installation is quick, and once it is in, the shower is the shape and height the product was made in. It is the cheaper route and the one most tub-to-shower projects in the published $3,000 - $7,000 band use.

A tiled shower is assembled on site: a sloped bed or foam tray, a bonded waterproofing membrane, then tile, grout and silicone. It can be built to the exact size and shape of the room, it is the usual route to a linear drain and a seat where you want them, and it takes longer. It also depends on the floor: tile needs the substrate to be right.

The question to ask is not which looks better but what each one costs as a separate price, and what each looks like in ten years when it needs cleaning and regrouting.

Local note for Marco Island

Marco Island is reached from I-75 at the Collier Boulevard interchange by running south on SR-951 and crossing the water onto the island, or from US-41 East at the same SR-951 junction; either way the run from downtown Naples is short and flat, with the bridge as the last and slowest section during the season. Inside the island the street pattern is a canal grid with Bald Eagle Drive, San Marco Road and Collier Boulevard carrying most of the traffic, so once a crew is over the bridge the addresses are close together and this is an efficient place to work. The two scheduling facts are the bridge - one way in and one way out, busy from January through April and at beach hours - and the drive itself. A Marco Island job is usually planned as its own run or paired with an Isles of Capri or East Naples address on the same trip south, rather than bolted onto a day that is already town-side.

Marco Island is unusual on this list in a useful way: it is its own city, and its Water and Sewer Department is a department of the same city government that issues the building permit. That means the water account and the permit for a curbless shower or a ramp come from one authority rather than two, and the building services counter is where the inspection record lives. The island's housing is canal-grid development - single-storey houses on saltwater canals, many of them with a pool cage and a screened lanai, alongside mid-rise and high-rise condominium buildings on the beach side. Both were heavily worked on after the storms of recent years, and a good share of the houses have been rebuilt or substantially renovated since, which shows up as newer impact glass, newer tile and a mix of original and updated floor plans in the same street. In the original plans the bathroom is a compact tub combination behind a 28 to 30 inch door; in the rebuilt ones the doors are wider and the shower is usually the project.

Municipal reference: City of Marco Island Water and Sewer Department

Checking a quote in Marco Island

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Which modifications are you proposing, and what does each one cost separately?

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Is the price for a prefab kit or custom tile, and is the floor structure work included?

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For a ramp, what slope will you build to and does the drawing meet the 1:12 standard for the rise at my door?

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Do the grab bars get fixed into blocking or studs, and how do you confirm that before installing?

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What permits and HOA approvals are needed for this work, and who pulls them?

Frequently asked questions

What does a tub-to-shower conversion cost in Naples, FL?

Published 2026 guides put it at $2,000 - $12,000, with most projects landing between $3,000 and $7,000 when a prefab base and panel kit is used. A fully tiled conversion with a linear drain costs more, and a mid-range walk-in shower is published at $10,000 - $16,000, with roll-in or curbless builds at $14,000 - $22,000. Anything found under the tub - a soft subfloor, old water damage - is additional work and is not inside those ranges. The itemised quote is what applies to your bathroom.

Is a prefab shower or a tiled shower better for a conversion?

They are different answers to different questions. A prefab kit is faster, arrives waterproofed and is priced at the bottom of the published band, but it is set to the sizes it comes in. A tiled shower is built to the exact size of the room, is the usual route to a level entry, a linear drain and a seat where you want one, and costs more in labour. Ask for both as separate prices, and ask what the floor needs before either is installed.

How long does a tub-to-shower conversion take, and will the bathroom be out of use?

The published cost guides cited on this page carry cost ranges rather than a schedule, so we do not quote a duration - ask the contractor for a written sequence. What decides it is whether a prefab kit or custom tile is used, whether the floor needs work once the tub is out, and how long the tile and grout need before the shower can be used. A written sequence with the drying and curing days named is the thing to ask for.

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