How to Paint Bathroom Vanity? | Refinish It In A Weekend

Painting a bathroom vanity takes a weekend, and the process is remove hardware, clean, sand, prime, and paint two thin coats.

Refinishing your bathroom vanity is one of the highest-impact upgrades you can make for a fraction of the cost of replacement. The process works on most finished wood and coated cabinet surfaces, and it comes down to preparation: doing the cleaning, sanding, and priming right is what separates a factory-smooth finish from one that peels within a year. Below is the exact sequence Benjamin Moore, Sherwin-Williams, and Valspar recommend, plus the mistakes that ruin the job.

Prep Work: What To Remove Before You Paint

Every major paint brand starts with the same step: empty the vanity and remove everything that isn’t attached to the box. That means taking off the doors, drawers, and any false drawer fronts, then pulling all the hardware—hinges, knobs, and pulls.

Label each door and drawer as you remove it so you can put them back on the right hinges later. Lay doors flat on a drop cloth or sawhorses; Sherwin-Williams specifically notes this helps you avoid drips, which is also why Valspar says to paint with the grain of the wood.

Before you touch a sanding block, the surface must be perfectly clean. Sherwin-Williams recommends washing the vanity with water and degreasing dish soap, then rinsing twice. This matters more than it sounds: hand lotion, hairspray, and soap residue all sit on cabinet surfaces, and painting over any of it is the fastest way to get a finish that won’t stick.

Cleaning, Sanding, and Masking

Once the vanity is degreased and dry, scuff the surface so the primer has something to grip. Benjamin Moore says to sand finished surfaces with 150-grit sandpaper, then follow with 220-grit for a smoother result. You’re not stripping the old finish—just dulling it so the new layers bond.

After sanding, vacuum up the dust and wipe everything down again with a tack cloth or damp rag. No sanding dust can remain on the surface when you prime.

Then mask the areas you don’t want painted. Benjamin Moore calls for protecting surrounding walls and the countertop underside with painter’s tape and a drop cloth.

One caution worth noting: these instructions assume your vanity is made of a paintable material—painted wood, stained wood, or a sealed cabinet surface. If you have a laminate vanity that’s slick to the touch, test an inconspicuous spot with your primer first, as Sherwin-Williams advises for any surface you’re unsure about.

Priming and Painting: The Two-Coat Minimum

Sanding prep earns its keep at the priming step. Apply a bonding primer designed for the surface you’re painting; this is the layer that locks the old finish in place and gives the paint something to hold onto. If you’re using a roller, work it in thin, even passes so you don’t leave texture behind.

When the primer is dry, it’s time for the interior paint. Plan on at least two thin coats, letting each one dry fully before adding the next. Valspar notes you’ll want to allow a minimum of two hours for drying between coats, though conditions like humidity can stretch that. Resist the urge to slap on one thick coat—thin coats level out better and don’t leave brush marks.

Lay the doors and drawers flat while you paint them, and keep the fronts facing up so the finish cures evenly. Paint the frame in place, checking for runs along the edges before you walk away.

Here’s the one step most people rush: the cure. Once the last coat is dry to the touch, the job still isn’t done. Paint takes days to fully harden, and reinstalling hardware too soon risks denting the fresh finish or having the knobs stick to the surface. Sherwin-Williams notes you’ll want to leave the vanity overnight at minimum; plan to wait a few days before you put the doors, drawers, and hardware back on.

How Long Does A Painted Vanity Last?

With proper prep, a painted bathroom vanity can last for years without chipping or peeling because the bonding primer and scuff-sanded surface keep the paint locked in place. The biggest threat to longevity isn’t the paint—it’s the prep shortcuts, like skipping the degreasing step or brushing off dried dust instead of vacuuming it.

If you’re weighing a refinish against replacement, the paint route wins on cost and speed. But if the box itself is warped, water-damaged, or structurally weak, no amount of paint will fix it. If that’s your situation, a new vanity makes more sense than another coat. Our roundup of the best 36-inch white bathroom vanities covers the tested, install-ready options worth considering.

FAQs

Do I need to strip the old paint off my vanity before repainting?

No—you only need to scuff-sand the existing finish to dull its gloss so the new primer can bond. A full strip is reserved for peeling, failing, or heavily damaged finishes. Clean, sand, prime, and paint works in almost every other case.

What kind of paint should I use on a bathroom vanity?

Use a water-based interior paint (such as an acrylic enamel or a satin/semi-gloss interior latex) on top of a bonding primer. Bathrooms are humid, so a scrubbable, moisture-resistant finish holds up best. Flat paint will show every water spot and won’t withstand cleaning.

How long should I wait before putting the hardware back on?

Give the final coat at least 24 hours of dry time before you handle the doors routinely, but ideally wait a full few days for the paint to cure and harden completely before reinstalling knobs, pulls, and hinges. Reattaching hardware too early can leave dents in the fresh finish.