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Walk-In Shower Cost Calculator for Sun Valley

The base is the fork in the road, not the tile. A pre-sloped pan and a site-built curbless floor are different trades, different schedules and roughly three times apart in price.

Why your estimate is what it is

What drives walk-in shower costs in Sun Valley

A walk-in shower is priced in three tiers on this site and the step between them is almost always the base. A pan is fitted; a tiled base is built, waterproofed, flood-tested and cured; a curbless base is all of that plus framing, because the shower floor has to sit below the bathroom floor. Around that, three other decisions carry real money: how big the footprint actually is, what the enclosure is made of, and how many outlets are running — which is a water-heater question before it is a plumbing one.

Curbless is a framing decision, not a finish choice

To lose the curb, the shower floor has to drop below the bathroom floor, which means recessing the subfloor between the joists — sistering, blocking, and sometimes a structural sign-off where a joist has to be notched. On a concrete slab it means cutting and re-pouring. It is the most underestimated line in an accessible bathroom and the reason two apparently similar showers can be $8,000 apart. What it buys is a shower that stays usable if mobility changes, and a floor with no lip to clean around.

More outlets is a hot-water question first

A rain head and body sprays running together can ask for more gallons per minute than a standard 40 or 50 gallon tank heater will deliver at temperature, and more than a ¾ inch supply will comfortably carry. The result is a beautiful shower that runs lukewarm under load. Before committing to three or more outlets, get someone to check the incoming supply size, the heater capacity and the recovery rate, and price a thermostatic valve rather than a pressure-balanced one. Two excellent outlets usually beat four compromised ones.

Large tile needs a flatter floor and a smarter drain

A centre drain requires the floor to fall from four directions at once, which is why large-format tile and a centre drain fight each other — you end up with warped cuts or visible lippage. A linear drain at one end lets the whole floor slope one way, so big tiles lie flat and the look is much cleaner. It costs a longer trench in the subfloor and a drain body several times the price of a round one. It is the right answer for a large curbless shower and overkill for a small one.

What could push your price higher

  • A curbless base, or a curbless base with a linear drain, which is framing work before it is tiling work
  • A large footprint, because the wall area, the base and the waterproofing all scale with it
  • Three or more outlets, which may bring a water heater or supply upgrade with them
  • Replacing a bathtub rather than an existing stall, since the drain has to be upsized and moved
  • Natural stone, which is the most expensive wall material and the only one that needs re-sealing
  • Building into new space, where supply, waste and a vent connection all have to be run

What could bring it down

  • An acrylic or solid-surface pan instead of a site-built base
  • Replacing an existing shower stall, where the drain is already 2 inches and roughly in position
  • A panel wall system, which has no grout and no waterproofing to get wrong
  • A framed door or an open entry rather than frameless glass
  • One or two outlets, which no household supply in the area will struggle with
  • Blocking for grab bars installed now and the bars themselves fitted whenever they are wanted

Turn the estimate into a real number

This calculator works from the 2026 cost figures published on this site for Sun Valley. What it cannot see is the condition of your subfloor, what is inside your walls, or how level the room actually is. We will come out, measure the bathroom and give you a written scope with no pressure attached.

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Frequently asked questions

How much does a walk-in shower cost in Sun Valley?

The figures published on this site put a basic walk-in shower — panel walls, a standard base, a framed or curtain enclosure — at $5,000 to $9,000; a mid-range one with tiled walls, an upgraded base and semi-frameless glass at $9,000 to $16,000; and a higher-end one with full custom tile, frameless glass, a curbless base and multiple fixtures at $16,000 to $28,000 and up. The site's home page gives an overall range of $6,000 to $18,000. This calculator works from your own footprint and specification rather than an average.

What does curbless actually cost?

More than most people expect, and almost none of it is the tile. The shower floor has to sit below the bathroom floor, so the subfloor is recessed between the joists — which means framing work, sometimes sistering or blocking, and occasionally an engineer's opinion if a joist has to be notched. On a concrete slab it means cutting and re-pouring, which is a bigger job again. In this calculator a curbless base runs roughly 40% above a tiled base with a curb at the same size, and a linear drain adds more on top. It is worth it if accessibility is the point; it is an expensive aesthetic if it is not.

Do I need a permit for a walk-in shower?

Yes in almost every case. Washoe County exempts fixture replacement only where there is no rearranging of the water, waste, or vent pipes — and a new shower generally moves or resizes a drain, adds a valve, and often adds ventilation. Replacing an existing stall with an identical one on the same drain is the narrow exception. The county's EZ Permit route covers residential plumbing and electrical up to 400 amps without plan review, which for a licensed contractor is usually same-day. Sun Valley is unincorporated Washoe County, so it is the county rather than the City of Reno or Sparks. Confirm current requirements before starting.

Should I put in a bench?

If accessibility is a current or likely future need, yes, and size it to sit on properly rather than to hold a bottle — 15 to 17 inches deep and around 17 to 19 inches high is the range worth aiming at. If the shower is small, a bench eats floor area that the shower needs more, and a good fold-down seat installed later on proper blocking does the same job. The thing to do now either way is the blocking: solid backing behind the tile costs very little while the wall is open and is the entire job once it is closed.

Is a walk-in shower a good idea if it means losing the only bathtub?

It depends who else will own the house. Day to day, most households with both stop using the tub within a year, and the floor area buys a genuinely better shower. At resale, agents in most markets will tell you buyers with young children look for at least one tub, and a house with none narrows the pool. If there is a tub in another bathroom this is an easy decision. If this would leave the house without one, it is worth deciding deliberately rather than by default — it is among the hardest things to reverse later.

How long does a walk-in shower take to build?

A panel system over a pre-sloped pan can be done in 3 to 5 days. A fully tiled shower is typically 2 to 3 weeks, and most of that is not tiling — it is the base being built, waterproofed, flood-tested and cured before anything is set, then grout and sealing after. A curbless base adds framing days at the start. Frameless glass is measured after the tile is finished and then fabricated, which commonly adds one to three weeks at the end during which the shower is otherwise complete but unusable.