What Home Modifications Cost in 2026
Prices below are national ranges from at least two independent sources each, with links. Your local price depends on the house, the region and the contractor, so get two or three written quotes.
Grab bars (installed)
$200 to $350
Most people pay $200 to $350 per professionally installed grab bar, and tile or missing studs push the price up.
Tub-to-shower / walk-in shower conversion
$2,000 to $12,000
Swapping a tub for a walk-in shower usually costs $2,000 to $12,000, with prefab kits at the low end and custom tile at the top.
Curbless roll-in shower
$2,900 to $15,000
Roll-in showers range from about $2,900 for a prefab base to $15,000 or more for a custom tiled curbless shower.
Walk-in tub
$4,000 to $10,000
Most walk-in tubs cost $4,000 to $10,000 installed, but jets, brand and water heater upgrades can push them past $20,000.
Comfort-height toilet / raised toilet seat
$375 to $800
A clip-on raised seat costs about $50, while a new comfort-height toilet usually runs $375 to $800 with a plumber.
Stair lift (straight)
$2,000 to $9,000
New straight stair lifts usually cost $2,000 to $9,000 installed; used lifts and rentals can cut the cost for short-term needs.
Stair lift (curved)
$9,000 to $20,000
Curved stair lifts need a custom rail and usually cost $9,000 to $20,000 installed, with an average near $13,000.
Vertical platform lift (porch lift)
$5,000 to $20,000
Wheelchair porch lifts usually cost $5,000 to $20,000 installed, depending on height, enclosure and outdoor build.
Home elevator
$30,000 to $60,000
Most two-stop home elevators cost $30,000 to $60,000 installed; shaftless models start lower and glass or pneumatic models run higher.
Wheelchair ramp (modular aluminum vs wood vs concrete)
$1,100 to $3,600
Most home wheelchair ramps cost $1,100 to $3,600 installed, or about $100 to $250 per linear foot, depending on length and material.
Threshold ramps
$54 to $230
Threshold ramps for doorways and sliding-door tracks usually cost $50 to $230 each, and most people install them without a contractor.
Doorway widening
$700 to $2,500
Widening one doorway for a wheelchair usually costs $700 to $2,500, with load-bearing walls and wide entry doors at the top.
Lever handles and easy faucets
$100 to $350
Swapping knobs for levers costs about $100 to $350 per door installed, and a single-lever or touchless faucet runs $200 to $680 installed.
Lighting upgrades (motion lights, night lights)
$350 to $500
A hardwired motion sensor light usually costs $350 to $500 installed; battery and plug-in lights cost far less and need no electrician.
Non-slip flooring
$3 to $22
Slip-resistant flooring usually costs $3 to $22 per square foot installed, with sheet vinyl at the low end and porcelain tile at the high end.
Stair handrails
$500 to $1,500
A simple wall-mounted wood handrail for one staircase usually costs $500 to $1,500 installed; short outdoor rails start around $275.
First-floor bedroom/bathroom conversion
$5,000 to $38,000
Turning existing first-floor space into a bedroom and bath often costs $5,000 to $38,000, while a new suite addition can top $100,000.
Accessible kitchen changes
$1,500 to $8,500
Small kitchen changes like lever faucets cost a few hundred dollars, lowering cabinets and sinks runs $1,500 to $8,500, and a full accessible remodel tops $13,000.
Occupational therapist home safety assessment
$125 to $400
Private-pay OT home safety assessments usually cost $125 to $400, and Medicare can cover OT when a provider orders it.
Medical alert systems (monthly cost)
$25 to $45
Most medical alert plans cost $25 to $45 a month, with fall detection adding about $10 and equipment ranging from free to $200.