Desk Height: Why Most Desks Are Too Tall for You

Almost every desk sold is the same height, and for most people that height is wrong. Standard desk height is 29 to 30 inches, a figure that dates back to writing desks and typewriters, and it suits someone roughly 6 feet tall. If you are shorter than that, your shoulders have been quietly shrugged up toward your ears for however many years you have owned the desk.

The fix is not usually a new desk. It is usually a chair adjustment and a footrest, which together cost less than a monitor arm. Here are the numbers, where they come from, and how to work out the right desk height for your own body.

The numbers that matter

Occupational Safety and Health Administration guidance for computer workstations gives adjustment ranges rather than a single correct height, which tells you something on its own. From OSHA’s computer workstation purchasing guide:

• Keyboard height for seated work: adjustable between 22 and 30 inches from the floor.
• Keyboard height for standing work: 36 to 46.5 inches.
• Keyboard tray vertical range: should span at least 22 to 28.3 inches from the floor.
• Seat height: should adjust from 15 to 22 inches.
• Monitor distance: at least 20 inches from your eyes.

Look at that first range again. The recommended span for seated keyboard height starts at 22 inches. A fixed 29 inch desk puts your keyboard at 29 or 30 inches, which is the very top of the range, suitable only for the tallest users. That is the whole problem in one line.

Finding your own number

Do not start from your height. Start from your elbows, because that is what the desk surface actually has to meet.

Sit in your chair with your feet flat on the floor, thighs roughly parallel to the floor, and your upper arms hanging relaxed at your sides. Bend your elbows to about 90 degrees. Measure from the floor to the underside of your elbow. That measurement is your correct keyboard height, and for a desk without a keyboard tray it is your correct desk height.

Typical results, as a sanity check on your own measurement:

• 5 feet 0 inches tall: roughly 23 to 24 inches.
• 5 feet 4 inches: roughly 24 to 25.5 inches.
• 5 feet 8 inches: roughly 26 to 27 inches.
• 6 feet 0 inches: roughly 28 to 29 inches.
• 6 feet 4 inches: roughly 30 to 31 inches.

These are approximations, because torso and arm proportions vary a lot between people of the same height. Two people who are both 5 feet 6 inches can need desk heights 2 inches apart. Measure your elbow rather than trusting the chart.

Notice that almost nobody lands on 29 inches.

What too high actually does

When the desk is above your elbow height, you compensate without noticing, and the compensations are the problem rather than the height itself.

• You raise your shoulders to get your hands up to the keyboard, holding the trapezius muscles under low grade tension for hours. This is the most common source of desk related neck and shoulder tightness.
• You bend your wrists upward to clear the desk edge, which narrows the space the tendons pass through at the wrist.
• You raise the chair instead, which fixes your arms and leaves your feet dangling, so your thighs take your leg weight against the seat edge.
• You perch forward on the front of the seat to reach, which removes the backrest from the equation entirely.

A desk that is too low is less common and less harmful, but it makes you slump forward and round your upper back to reach down to the keyboard.

Fixing a desk you already own

You almost certainly do not need to replace the desk. Work in this order, because each step is cheaper than the one after it.

Step 1: raise the chair, then support your feet

Raise the chair until your elbows are level with the desk surface. Your feet will probably leave the floor. That is expected, and it is where a footrest comes in. A footrest is not a comfort accessory, it is the structural piece that makes the chair raising solution work. A stack of books or a cardboard box does the job while you decide.

This combination, higher chair plus footrest, is the single most effective and cheapest fix available, and it is the one most people skip because the dangling feet make them assume the chair is now wrong.

Step 2: cut the desk legs

If the desk has four straight legs and you need 2 or 3 inches off, cutting them is genuinely practical and takes about twenty minutes. Measure the shortfall, mark all four legs from the bottom with the desk upright, then cut. This is the right answer for a solid wood desk you intend to keep. It does not work on a pedestal desk or anything with drawers running to the floor.

Step 3: add a keyboard tray

An under desk keyboard tray drops the keyboard a few inches below the desk surface, which decouples the two heights. OSHA guidance suggests a tray should cover at least 22 to 28.3 inches from the floor, so look for genuine adjustability rather than a fixed height slide out shelf. This keeps a tall desk surface for writing while putting the keyboard where your elbows are.

Step 4: a sit stand desk

The complete solution, and the honest reason to buy one is not standing. It is that an adjustable desk is the only way to get a correct seated height if you are shorter than average, since almost nothing on the fixed desk market goes below 28 inches. Check the stated minimum height before buying, because plenty of sit stand frames bottom out at 28 or 29 inches and solve nothing for a shorter user. Look for a minimum around 24 inches if you need one.

The rest of the setup follows the desk

Once the desk height is right, three other measurements fall into place.

• Monitor distance: at least 20 inches from your eyes, which for most people is roughly an arm’s length. If a 27 inch monitor feels overwhelming, it is usually too close rather than too big.
• Monitor height: the top of the screen at or slightly below eye level, so your gaze travels slightly downward. Laptop users need a stand and a separate keyboard, because a laptop cannot put the screen and the keyboard in the right places at once.
• Knee clearance: you need clear space under the desk for your thighs and knees. A desk with a drawer immediately under the surface often fails here even when the surface height is correct.

Worth sorting out at the same time: where your power actually comes out of the wall, since a desk pushed against an outlet at the wrong height ends up sitting 3 inches proud of the wall. Our guide to outlet height covers the standard placements. And if you are building the room rather than just the desk, minimalist home office setup and workspace office decor ideas cover the layout and styling side.

Desks that are not for computers

The elbow rule is for keyboard work. Other tasks want different heights, which is why a single desk height never suited everything:

• Writing by hand: about 1 to 2 inches above elbow height, because you want to see the page and your forearm rests on the surface.
• Drawing or drafting: higher still, often with a tilted surface, since you are working over the work rather than at it.
• Sewing machine: lower than a computer desk, because the needle plate sits several inches above the table.
• Craft work standing: counter height at 36 inches, or kitchen counter height, which is a reason people repurpose kitchen units for craft rooms.

The traditional 29 to 30 inch desk makes more sense once you realize it was designed for writing by hand, not for typing.

Frequently asked questions

What is the standard desk height?

29 to 30 inches from the floor to the top of the surface, and it has been that for decades. It suits someone around 6 feet tall doing handwriting. OSHA guidance for seated computer work puts the keyboard anywhere from 22 to 30 inches depending on the user, so the standard desk sits at the very top of the useful range.

How do I know if my desk is too high?

Sit normally and type for a minute, then check three things without changing position. Are your shoulders lifted? Are your wrists angled upward? Are your feet flat on the floor? A lifted shoulder or a bent wrist means the keyboard is above your elbow. Tight shoulders at the end of a work day, with no other cause, is the usual symptom.

Is it better to raise the chair or lower the desk?

Lowering the desk is better, because it keeps your feet on the floor without extra equipment. Raising the chair works equally well for your arms but only if you add a footrest, since dangling feet shift your leg weight onto the front edge of the seat. Raise the chair as the quick fix today, lower the desk as the permanent one.

What height should a standing desk be?

OSHA guidance gives 36 to 46.5 inches for standing keyboard work. The same elbow rule applies: stand relaxed, bend your elbows to 90 degrees, and measure to the underside of your elbow. Most people land between 38 and 44 inches. Treat your own measurement as the target, not the middle of the range.

Do I need a desk at all if I use a laptop?

You need a surface at the right height, and you need the laptop screen and keyboard separated. A laptop on any surface puts the screen too low, so you look down all day, or puts the keyboard too high if you raise the laptop. A laptop stand plus an external keyboard and mouse is the cheapest meaningful upgrade for anyone working from a laptop daily.

The takeaway

Desk height should match your elbow height when seated with your feet flat on the floor, which for most people is somewhere between 24 and 28 inches rather than the 29 or 30 inches you can actually buy. Measure your elbow, compare it with your desk, and if there is a gap, raise the chair and add a footrest today. Cut the legs, add an adjustable keyboard tray, or buy a sit stand frame with a low enough minimum when you want the permanent answer.