How Much Does a Walk-In Shower Cost in Avondale, AZ?

On our projects, walk-in shower installation typically runs $8,000 to $35,000, depending on size, materials, glass type, and whether plumbing needs to be relocated. A basic tub-to-shower conversion with a solid-surface panel system sits at the low end. A large custom tile shower with frameless glass, a built-in bench, rainfall head, and heated floor sits at the high end. Here's how to think about where your project falls.

Walk-In Shower Cost by Tier

These ranges reflect installed cost — materials, labor, waterproofing, and hardware — not materials-only. Most Infinity clients land in the mid-range to custom tier, typically $18,000–$28,000 for a thorough single-shower installation.

What Drives Walk-In Shower Cost

Tile vs. Solid-Surface Panels

The choice between a tile shower and a solid-surface (groutless) panel system is the single biggest cost and lifestyle decision in a shower build. Solid-surface acrylic panel systems — we install Sentrel — typically cost $3,000–$6,000 for materials, install in one to two days, and require zero maintenance. They're the right choice for busy households, vacation properties, and aging-in-place situations. Custom tile showers cost more in both materials and labor: plan on $8–$30+ per square foot for tile (porcelain to natural stone), plus the skilled labor to set it correctly. A 36×48 shower with 100 square feet of tile surface runs $1,500–$5,000 in tile materials alone. The tile route delivers unlimited design flexibility and a high-end aesthetic that solid-surface cannot fully replicate. Most of our clients who care about design choose tile; most who care about maintenance choose panels.

For a deeper look at this choice, see our groutless vs. tile shower comparison.

Frameless Glass vs. Semi-Frameless vs. Framed

Glass door and enclosure type significantly affects both cost and appearance:

• Framed glass door: $400–$900 installed. Metal frame around the glass perimeter. Functional, budget-friendly, but visually heavy.
• Semi-frameless: $900–$1,800 installed. Frame on top and sides, no frame on the glass panels themselves. Better look at a moderate price.
• Frameless (hinged or sliding): $1,500–$4,500+ installed. Heavy-gauge tempered glass (3/8" or 1/2"), minimal hardware, custom-templated to field dimensions. The premium look most homeowners want for a full bathroom remodel.

Curbless vs. Standard Entry

A curbless (barrier-free) shower has no threshold — the floor transitions flush from the bathroom into the shower. This requires a sloped mud-bed floor, often a linear drain, and more careful waterproofing at the transition. Add $1,500–$3,000 over a standard curbed shower. The premium is worth it for most homeowners — curbless showers are easier to clean, safer to enter, and look significantly more modern than a shower with a curb. They're also the right choice if aging-in-place is a consideration.

Shower Size

Standard shower size is 36×36 inches (minimum functional) to 36×48 inches. Most homeowners going for a real upgrade choose 42×42 to 48×48 or larger. Every additional square foot of shower means more tile, more waterproofing, more mud bed, and more glass. A shower that's 50% larger isn't 50% more expensive — the fixed costs (glass door, valve, drain) stay the same — but plan for roughly $150–$250 per additional square foot in materials and labor.

Plumbing Relocation

If your new shower is going where the tub was and the drain is in roughly the same location, plumbing costs are minimal — a drain adapter and supply connection. If you're relocating the drain (common with curbless linear drain conversions), adding a steam generator, or converting a wall niche to a shower, a licensed plumber is involved. Budget $600–$2,500 for plumbing work depending on scope. Infinity coordinates licensed plumbing subcontractors as part of our project management.

Permits and Inspections

Under Avondale’s building code, tiling on its own needs no building permit. Work that replaces or rearranges valves, pipes, or fixtures does, and so does new electrical work such as a circuit for a heated floor or a steam generator. Those permits come from the City of Avondale Building Services Division. When a shower is permitted, the city’s inspection list includes a pre-slope inspection and a shower liner test before tile goes on, so the pan is proven watertight before it’s covered. We pull City of Avondale permits for our work and schedule the inspections; the city sets the fees, so confirm current amounts with Building Services or ask us when we quote. Our Avondale remodeling permits guide explains what needs a permit and how inspections work.

Hard Water and Glass

Avondale’s tap water is very hard: city well water averaged about 21 grains per gallon in the city’s 2022 water quality report, well past the report’s “very hard” mark. In a shower that shows up as white scale on glass, chrome, and grout. It rarely changes the price much, but it’s a reason to consider a factory-applied protective coating on frameless glass, fixtures with easy-clean rubber nozzles, and a groutless panel system or a sealed, stain-resistant grout. If you’re replacing an older showerhead anyway, the City of Avondale’s Low Flow Plumbing Rebate pays City water customers $25 per showerhead that uses under 2.6 gpm. Apply within a year with a dated receipt; it’s first come, first served.

Tub-to-Shower Conversion Cost

A tub-to-shower conversion specifically — removing an existing tub and building a walk-in shower in that footprint — typically runs $10,000–$22,000 on our projects. The range reflects whether you choose solid-surface panels vs. tile, and how elaborate the shower is. The tub removal and disposal is typically included in the project cost. One thing to consider before converting: if this is your only bathroom and your potential buyers would expect a tub, keep it. If you have a second bathroom with a tub, converting your primary bathroom shower is almost always the right move. See our full tub-to-shower conversion page for more detail on the process.

What's Not in These Ranges

The cost ranges above cover the shower installation specifically. They do not include:

• Vanity and flooring updates — if you're doing a full bathroom remodel, add $4,000–$15,000+ for vanity, toilet, and flooring. See our full bathroom remodel cost guide.
• Electrical work — exhaust fan upgrade, GFCI outlet additions, or lighting changes are separate.
• Permits — City of Avondale permit fees, when plumbing, electrical, or gas work needs a permit. The city sets the fees. See our Avondale remodeling permits guide for what needs one.

Frequently Asked Questions

Is a walk-in shower more expensive than a standard shower?

Yes — a walk-in shower (no door or a fixed glass panel) in a large format is typically more expensive than a standard shower-tub combo because it requires a larger footprint, more tile, and more sophisticated waterproofing. However, a basic walk-in with solid-surface panels can actually be comparable in price to a standard tile shower-tub combo because of the lower installation labor.

How long does a walk-in shower installation take?

A solid-surface panel installation takes 2–4 days. A custom tile shower with frameless glass takes 7–14 business days — tile must cure before glass can be templated and fabricated. Total elapsed time including glass fabrication is often 3–4 weeks from demo to final walkthrough.

Does Infinity provide a warranty on shower installations?

Yes. We warranty all workmanship for one year from project completion. Solid-surface panel systems (Sentrel) carry a manufacturer's lifetime warranty. Tile and grout carry a manufacturer warranty that varies by product. Frameless glass hardware is typically warranted for one year by the fabricator. If anything we installed fails due to workmanship within the warranty period, we come back and fix it.

Can I get a walk-in shower estimate without committing?

Yes — our in-home consultation and written estimate are completely free with no obligation. We'll come to your home, assess the space, walk through your options, and give you a detailed written quote. Call 602-885-6998 or request a consultation online.