Toolkit CoveCalculators for everyday projects

Answer

What height should grab bars be?

33–36 in above the floor, measured to the top of the gripping surface (2010 ADA Standards, 609.4). Bars sit 1.5 in from the wall and must hold 250 lb in any direction.

By the Toolkit Cove team · Checked 20 October 2026 · How we calculate

Open the grab bars calculator

Plan view of a toilet in a corner: a side grab bar on the side wall from 12 to 54 inches from the back wall, and a rear grab bar behind the toilet16–18 in12 in max from the back wallreaches 54 in from the back wallRear bar: 36 in long,12 in to the wall side of thecenterline, 24 in to the otherSide bar: 42 in longBoth 33–36 in highto the top of the bar
Side bar: 42 in long, starting no more than 12 in from the back wall and reaching at least 54 in. Rear bar: 36 in long. Both 33–36 in above the floor to the top of the bar (604.5, 609.4).

Grab bar specifications

ADA grab bar figures
WhatFigureSection
Height to top of bar33–36 in609.4
Round bar diameter1¼–2 in609.2.1
Space to the wall1½ in609.3
Strength250 lb, any direction609.8
Clear above the bar12 in609.3

More questions

Same height in a shower?

The 33–36 in range is the general rule; showers and tubs have their own layouts in the Standards, so check those sections for position and length.

Can a grab bar go on drywall?

Not alone: 250 lb needs studs, blocking or anchors rated for it.

Citing this? Link to https://toolkitcove.com/home-access/answers/ada-grab-bar-height/. Free to reuse with a link (CC BY 4.0).

Save to Pinterest · Download the pin image

Sources

Related calculators

Grab bar placement calculatorHeight, length and position of the bars beside and behind a toilet.Toilet height calculatorHow much to raise a seat to reach 17–19 in, or your own height.