How to Wash Pillows the Right Way

Pillows are an essential element of a comfortable bed, so keep yours fresh and in the best shape with these expert-approved tips.

Off white pillows setting on bed.
Photo:

Kwanchai Khammuean / Getty Images

When it comes to bedding, you're probably meticulous about cleaning your sheets and comforter, but can the same be said about washing your pillows? A mix of dead skin and dust mites can accumulate on and inside your pillows, so it's important to make sure they receive just as much attention as anything else on your bed. To ensure your pillows stay fresh, we're sharing our tips for how to clean this bedding essential by hand and in the washing machine.

How Often Should You Wash Pillows?

Pillows should be cleaned at least every three to six months, says Brian Sansoni, of the American Cleaning Institute. Some pillows, like latex and memory foam, aren't machine washable and should be cleaned as needed.

How to Machine Wash Pillows

Most pillows, including those filled with cotton, feathers, down, and fiberfill, can be cleaned in a washing machine using warm water on the gentle cycle. No matter the material, always read the label for cleaning instructions first, as some pillows may have specific washing and drying recommendations, says Alicia Sokolowski, the president and co-CEO of AspenClean.

  1. Remove pillowcases or pillow protectors from the pillows.
  2. Pre-treat stains by pouring a very small amount of natural detergent onto problem areas.
  3. Place two pillows in the washing machine to maintain balance during the wash.
  4. Add natural detergent, followed by 1/2 a cup of white vinegar, to the detergent dispenser.
  5. Choose a gentle (or delicate cycle). Use cold water to prevent the filling from clumping.
  6. After washing, remove the pillows from the washing machine and gently squeeze out excess water.
  7. Place the pillows in the dryer with a couple of tennis balls or dryer balls to help fluff the pillows and maintain their shape.
  8. Dry on a low heat setting to protect the filling from damage.
  9. Check the pillows periodically during the drying process and remove them from the machine once they're completely dry.
  10. Once dry, fluff the pillows to restore their shape.

How to Hand-Wash Pillows

Some pillows, like memory foam and latex, are not machine washable and should be cleaned by hand instead. The agitation is too harsh and will likely break up the padding. Instead of using your machine, Sokolowski recommends cleaning foam and latex pillows in a clean bathtub or basin.

  1. Remove pillowcases or pillow protectors from the pillows.
  2. Fill a clean bathtub or basin with enough lukewarm water to submerge the pillows.
  3. Add a small amount of natural detergent to the water, followed by a 1/2 cup of white vinegar.
  4. Agitate the water to mix it with the detergent and put the pillows into the water. 
  5.  Gently squeeze and press the pillows, paying attention to any stained areas. Use a soft brush for more targeted cleaning.
  6. Drain the water, then refill the basin with clean water.
  7. Rinse the pillows thoroughly until all detergent is washed out.
  8. After rinsing, gently press out excess water from the pillows. Avoid wringing or twisting.
  9. Lay clean towels on a flat surface, such as a countertop or a drying rack. Place the pillows on the towels to air dry. Ensure the pillows are shaped properly to maintain their form.
  10. During the drying process, rotate the pillows occasionally to ensure even drying.

How to Remove Odors From Pillows

If your pillows have any lingering odors after washing them, try using sunlight to remove them. "Place the pillows in direct sunlight and fresh air for a few hours. Be sure to flip the pillows to expose all sides to the sun," says Sokolowski. If that doesn't work, baking soda should do the trick.

  1. Sprinkle the pillows with baking soda and let it sit for a few hours.
  2. Shake off the excess baking soda and use a vacuum with the brush attachment to remove the rest.

How Often to Replace Pillows

Pillows should be replaced every year and a half to two years maximum since they can host bacteria and are usually used daily, says Kathy Cohoon, the director of franchise operations of Two Maids. This timeframe is further backed by the Asthma & Allergy Foundation of America, although it's important to note that certain types of pillows can last longer.

How to Maintain Pillows

Follow these tips to keep your pillows fresh in between cleanings.

  1. Use pillowcases to protect your pillows from skin cells, bacteria, and other debris.
  2. Air out your pillows periodically to eliminate odors.
  3. Avoid eating in bed and keep your pets off the bed and the pillows, says Sokolowski.
  4. Wash or replace pillowcases when you're sick.
  5. When not in use, store pillows in a cool, dry place. 

Frequently Asked Questions

  • Can you wash polyester pillows?

    Yes, polyester pillows can typically be cleaned in the washing machine. As always, make sure you check the manufacturer's instructions first.

  • How to remove odor from pillows without washing?

    Remove odors from pillows by sprinkling them with baking soda and letting it sit for a few hours or overnight. Then, shake off the excess baking soda and vacuum your pillows.

  • How many pillows can I wash at once?

    Generally, two pillows should be washed at once to maintain your washing machine's balance.

Updated by
Nashia Baker
Nashia Baker, Associate Digital Editor for Martha Stewart
Nashia Baker is a skilled writer and editor in the journalism industry, known for her work interviewing global thought leaders, creatives, and activists, from Aurora James to Stacey Abrams. She has over five years of professional experience and has been a part of the Martha Stewart and Martha Stewart Weddings teams for the last 3 years.
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