Key Takeaways:
Ask a glass shop what a custom shower door costs and you will hear "it depends" before you hear a number.
That answer is honest. It is also useless for budgeting, so here is the other half of it: real ranges from the 2026 Kansas City market, what pushes a job up or down the scale, and the line items nobody mentions until the invoice.
Look across the published cost guides and current market pricing and shower doors sort into three tiers:
Where do most local projects actually land? For the custom frameless layouts Kansas City homeowners ask for most, installed prices commonly fall between $1,300 and $2,300 depending on selections. Treat every figure above as a market range rather than a quote. Your project gets priced after we measure the actual opening.
Framed doors get away with 1/4 inch glass because the metal frame does the structural work. Take the frame away and the glass has to carry itself, which is why frameless doors step up to 3/8 or 1/2 inch tempered panels.
A 1/2 inch panel costs more than a 3/8 inch panel, and both cost more than framed-door glass. You feel the difference every time the door swings. Thick glass closes with weight, not a rattle.
Standard clear glass is the baseline, and it carries a faint green cast you will notice against white subway tile. Low-iron glass removes the cast and lets the tile show true, usually at a 15% to 25% premium. Frosted, patterned, and tinted glass trade some clarity for privacy at added cost.
Then there are protective coatings. They repel water and resist spotting, raise the upfront price a bit, and cut your cleaning time for years.
Square footage sets the baseline: a single door uses less glass than a three-panel enclosure, and the price follows. Custom sizing adds cost on top of that, because the glass is fabricated for your exact opening instead of pulled from a stock rack.
What you get back is fit. In frameless work, where stock sizes almost never accommodate the precision the hardware demands, custom fabrication is not really optional.
Hinges, handles, brackets, and towel bars range from basic to architectural, and the spread between them is real money on a full enclosure. Layout matters just as much.
A simple door-and-panel costs less than a corner enclosure with a return panel. Steam enclosures that seal to the ceiling sit at the top of the range, because every joint has to hold vapor.
Kansas City housing stock includes decades of settled openings. Walls are rarely as square as they look. A door ordered to nominal dimensions leaves gaps that caulk cannot hide for long.
Measuring after the tile is set captures the real plumb and level conditions, and that single step keeps water inside the shower for the life of the door. Yes, professional installation costs more than a DIY Saturday. A leaked subfloor or a shattered panel costs far more than the labor ever would have.
A few items surprise homeowners who budget only for the door:
A framed door installs for $400 to $900, semi-frameless for $700 to $1,500, and frameless for $1,000 to $3,000 or more.
Three things: the glass is one and a half to two times thicker because it carries the structure without a frame, the hardware is precision-machined to hold heavy panels, and every piece is fabricated to one specific opening. You are paying for fit and materials, not a brand name.
In a perfectly square, standard-size opening a stock kit can work. Most real bathrooms are neither, and a custom-measured door fits the opening you actually have, which is what keeps water in and gaps out over the years.
The installation itself usually takes a few hours. The wait is in fabrication: most projects run one to three weeks between measurement and install, depending on the glass and hardware selected.
Often, yes. If the hardware and layout still suit the room, replacing the glass alone costs less than a full new enclosure. A measurement visit determines whether the existing setup is worth keeping.
Cost guides are useful for planning, but every one of these ranges is a market average, and none of them is your opening.
Westport Glass has measured and installed custom shower doors across the Kansas City metro since 1947, and we quote every project after measuring the real space.
Request a free consultation and we will price the door your bathroom actually needs.