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Bathroom Remodeling

Aging-in-Place Bathroom Checklist

By Six Design Group · Published

Accessible curbless shower with a fold-down bench and grab bars in a North Texas home

An aging in place bathroom checklist helps you plan one remodel that keeps the room safe for decades: a low or curbless shower, grab bars backed by solid blocking, a seat, brighter light, wider clearances and floors that grip when wet. Work through it before choosing tile, while walls and floors can still open.

The list below is grouped by area, followed by the numbers behind it, a now-or-later plan, and how the work runs on a North Texas slab.

The Aging-in-Place Bathroom Checklist

Use this as a planning list. Not every item fits every home, but each one is worth a yes or no before design is final.

Shower and tub

  • Low curb or curbless shower entry
  • Shower at least 36 by 36 inches, larger if a caregiver may help
  • Built-in or fold-down bench at sitting height
  • Handheld shower on a slide bar, reachable from the seat
  • Controls placed near the entry so you can turn water on before stepping in
  • Anti-scald valve to limit hot-water swings
  • Niche or shelf reachable while seated

Grab bars and blocking

  • Blocking installed in shower walls, beside the toilet and near the tub
  • Grab bars mounted roughly 33 to 36 inches above the floor, a range borrowed from the ADA Standards
  • A vertical bar at the shower entry for stepping in and out

Toilet, vanity and floor

  • Comfort-height toilet
  • Clear space beside the toilet for transfers
  • Vanity with knee space or a shallower cabinet where a seat may be used
  • Lever handles on faucets and doors
  • Slip-resistant tile with more grout lines in wet areas, rated for wet interior floors

Doors, lighting and controls

  • Doorway widened toward 32 inches of clear opening, or a pocket or barn door
  • Bright, even light at the mirror and in the shower
  • Night light or low-level lighting on the path from the bedroom
  • Rocker switches at a reachable height

You do not have to install everything at once. Blocking, a wider door and a low-threshold shower are hard to add later, so they belong in the first remodel. Grab bars, a handheld shower and a fold-down seat can be added in stages as needs change, as long as the backing is already in the wall.

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Why Start With the Bathroom?

The bathroom is where the floor gets wet and the body changes position the most. The CDC's study of 2008 emergency-department visits found that bathroom injury rates climbed with age and that the highest rate was in or around the tub or shower. Its detail on timing is the useful part for design: more than a third of injuries happened while bathing, showering or getting out of the tub or shower, while only 2.2% happened getting in.

That is why the checklist puts so much weight on the exit: a low threshold, a vertical bar at the opening, a floor that grips and a seat where you can dry off before standing.

The measurements behind the checklist

Private homes do not have to meet accessibility codes, so these figures come from the standards people borrow, not from a rule your house must pass:

ItemReference figureWhere it comes from
Grab bar height33 to 36 inches above the floor2010 ADA Standards
Toilet seat height17 to 19 inches2010 ADA Standards
Door clear opening32 inches minimum2010 ADA Standards
Wheelchair turning space60-inch circle2010 ADA Standards
Shower valve water temperatureLimited to 120°F maximumInternational Residential Code
Wet-area floor tileWet DCOF of 0.42 or higherANSI A326.3, published by the Tile Council of North America

The tile rating is the one most people miss. A glossy porcelain can look identical to a matte one in a showroom, and only the printed wet dynamic coefficient of friction (DCOF) tells you which one grips. Smaller tiles on a shower floor add grout lines, which add traction underfoot.

Why Blocking Matters More Than the Grab Bar

A grab bar screwed only into drywall can pull out under load. The fix is blocking: lengths of lumber or a backing panel set between the studs before the wall is closed, so bars can be anchored anywhere you need them now or later.

We recommend blocking more wall than you think you need. It costs little during a remodel and lets you add bars years later without opening tile. The ADA Standards call for grab bars to resist a 250-pound load, and although that rule does not apply to private homes, it shows why a solid anchor matters.

Wood blocking between studs for future grab bars in a North Texas bathroom remodel
Blocking set between the studs before the wall is closed gives grab bars something solid to anchor into.

What Does a Curbless Shower Involve on a Slab?

Curbless showers are the most requested accessible feature and the most involved. On a concrete slab, the shower area has to be recessed so the floor can slope to the drain without water running into the room. That usually means cutting the slab, adjusting the drain and pouring a new sloped bed.

Waterproofing is the other half. The membrane has to extend past the shower opening so splash on the bathroom floor is protected too. A linear drain, set at the back wall or across the entry, makes the slope simpler and works well with large tile. If you have a tub now, a tub-to-shower conversion can often reuse much of the alcove and drain area.

Curbless shower entry with a linear drain and slip-resistant tile in a Richardson home
A linear drain at the shower entry lets the floor slope one way and keeps the threshold flat.

Which Items Belong in the First Remodel?

Some items cost little now and a great deal later; others can wait for the day they are needed. This is how we sort them:

  1. Do now, while the walls are open: blocking in every wall near the shower, toilet and tub; a low or curbless shower entry; the wider doorway; a valve placed near the entry; waterproofing that runs past the shower opening.
  2. Do now if the budget allows: a comfort-height toilet, a bench built into the shower, lever handles and better lighting at the mirror and in the shower.
  3. Add later, as needs change: grab bars on the blocking already in place, a fold-down seat, a handheld shower upgrade, a raised toilet seat or a night-light path from the bedroom.

The test for each item is simple: does adding it later mean opening tile or framing? If yes, it belongs in the first remodel.

Planning Ahead in Richardson and Fairview

Many Richardson homes from the 1950s to 1970s have narrow bathroom doors and original tub alcoves. Those baths can usually take a conversion and wider door, though moving walls can expose old drains and wiring that need updating.

Fairview, about 40 minutes from our Lake Highlands base, includes the Heritage Ranch active-adult community, where single-story living already helps. Even there, the details inside the bathroom, like seat height, bench placement and light, decide how well the room works over time.

What Our Project Leads Ask Before Drawing an Accessible Bath

Our project leads start with how you move today and how you might move later. Do you use a cane, a walker or a wheelchair, now or possibly in the future? Will a caregiver need room beside you in the shower? Which side do you prefer to transfer from? Answers change bench placement, valve location and how wide the shower opening needs to be.

We also suggest bringing in an occupational therapist's recommendations if you have them. They know your body; we know how to build the room around their advice.

Honest trade-offs come up in every accessible bath. A fully curbless shower is the safest entry but the most work on a slab, and a well-designed low curb can be the better value for someone who walks steadily today. A large open shower helps a caregiver but splashes more without a door. And some homeowners would rather keep a tub; a tub with a wide ledge for sitting, a bar on the wall and a handheld shower can serve well for years.

Comfort-height toilet with a nearby grab bar and clear transfer space in an accessible bathroom
Clear floor beside the toilet and a bar within reach make transfers safer.

Licensed Trades and Permits

Moving a drain or adding a valve is plumbing work, which in Texas must be done by a plumber licensed by the Texas State Board of Plumbing Examiners. New circuits for lighting need an electrician licensed by the Texas Department of Licensing and Regulation, and both usually require a permit from your city's building department. Richardson and Fairview each run their own inspections, so the permit comes from the city where the house sits.

When you are ready to plan, our accessible bathroom remodel process turns this checklist into a measured layout. Schedule a consultation and bring this list with your answers marked.

Quick Answers on Aging In Place Bathroom Checklist

Do private homes have to follow ADA bathroom rules?

No. The ADA Standards for Accessible Design apply to public accommodations and certain other buildings, not to private single-family homes. They are still a useful reference, and many homeowners borrow measurements from them, such as grab bars mounted 33 to 36 inches above the floor. Your own needs, and advice from an occupational therapist if you have one, should guide the final layout.

Can grab bars look like regular bathroom fixtures?

Yes. Many grab bars now come in finishes that match faucets and towel bars, and some combine a towel bar, toilet-paper holder or shelf with a rated grab bar. The key is what is behind them. A grab bar is only as strong as its anchor, so solid blocking between the studs is the step that matters most.

What water temperature is safe for an aging-in-place shower?

No hotter than 120°F at the shower. The International Residential Code requires shower valves that limit the outlet to a maximum of 120°F, using pressure-balancing or thermostatic control. A thermostatic valve holds temperature more steadily when a toilet flushes elsewhere in the house, which matters for anyone who reacts slowly to a sudden hot surge. The valve is replaced during the remodel, so choose it before walls close.

Is a curbless shower possible on a slab foundation?

Usually, with planning. The shower floor has to sit lower than the bathroom floor so water drains away from the room. On a slab, that means cutting and recessing the concrete, or raising the rest of the bathroom floor. A linear drain at the back or the entry often helps. The work involves plumbing, so it needs a licensed plumber and typically a permit.

Sources

Written by the Six Design Group team

Design-build remodelers based in Lake Highlands, Dallas. We plan and build kitchens, bathrooms, floors and whole-home remodels across Dallas-Fort Worth.

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