Have you ever noticed your pillow looking yellow, smelling musty, or feeling less fluffy than it used to? Many people wash their bed sheets regularly but forget about their pillows. Over time, pillows collect sweat, body oils, dust mites, dead skin cells, and allergens that can affect both your sleep quality and overall hygiene.

The good news is that learning how to wash pillows is much easier than most homeowners think. Whether you have polyester, feather, down, or memory foam pillows, the right cleaning method can remove dirt, eliminate odors, and help your pillows last much longer.

Keeping your pillows clean is only one part of maintaining a healthy sleeping environment. Your mattress also collects dust, sweat, and allergens over time, so it’s worth learning How to Clean a Mattress to improve sleep hygiene and extend the life of your bedding.

Can You Wash Pillows?

Yes, most pillows can be washed, but the cleaning method depends on the material.

Before washing any pillow, always check the care label provided by the manufacturer. While many synthetic and down pillows are machine washable, some specialty pillows require hand washing or spot cleaning.

Here is a quick overview:

Pillow Type	Machine Wash	Hand Wash	Dryer Safe
Polyester	Yes	Optional	Yes
Down	Yes	Optional	Low Heat
Feather	Yes	Optional	Low Heat
Memory Foam	No	Yes	Air Dry Only
Latex	No	Spot Clean	Air Dry Only

Using the correct washing method prevents lumps, damaged filling, and shortened pillow life.

How to Wash Pillows in a Washing Machine

For additional laundry care recommendations, the American Cleaning Institute provides helpful guidance on choosing the right detergent, wash cycles, and fabric care practices for household items.

One of the easiest ways to clean standard polyester, feather, and down pillows is by using your washing machine.

Step 1: Read the Care Label

Always start by checking the manufacturer’s instructions. Some decorative or specialty pillows may have unique cleaning requirements.

Step 2: Wash Two Pillows Together

Place two pillows in the washer at the same time. This helps balance the drum during the spin cycle and prevents unnecessary strain on the machine.

Step 3: Use a Mild Detergent

Choose a small amount of gentle liquid detergent. Powder detergents may leave residue inside the pillow filling.

Avoid using:

Too much detergent
Fabric softener
Bleach (unless specifically recommended)

Step 4: Select the Correct Wash Cycle

For best results, choose:

Warm or cold water
Gentle cycle
Extra rinse cycle to remove detergent completely

An additional rinse helps eliminate soap buildup that can cause pillows to feel stiff after drying.

Step 5: Remove Excess Water Carefully

After washing, gently press out excess water. Avoid twisting or wringing the pillow because this may damage the filling.

How to Wash Memory Foam Pillow

Many people wonder how to wash memory foam pillow safely.

Unlike polyester pillows, memory foam should never be placed inside a washing machine. The spinning action can tear the foam apart and permanently damage its structure.

Instead, follow these simple steps:

Remove the Cover

If your pillow has a removable cover, wash it separately according to the care instructions.

Vacuum the Pillow

Use a vacuum cleaner with a brush attachment to remove dust, pet hair, and loose debris.

Spot Clean Stains

Mix a small amount of mild detergent with warm water.

Dip a clean cloth into the solution and gently blot stained areas. Avoid soaking the foam.

Remove Odors Naturally

Sprinkle baking soda over the pillow and leave it for several hours.

Vacuum the baking soda thoroughly to freshen the pillow and remove odors.

Air Dry Completely

Place the pillow in a well-ventilated area away from direct sunlight and allow it to dry naturally before using it again.

Tip: Never put a memory foam pillow in the dryer, as high heat can cause the foam to crack, shrink, or lose its supportive shape.

How to Wash Feather Pillows

If you’re wondering how to wash feather pillows, the process is surprisingly simple when done correctly.

Feather pillows are durable, but they require gentle care to maintain their softness and loft.

Use a Front-Loading Washing Machine

A front-loading washer is generally gentler on feather pillows. If using a top-loading machine with an agitator, check that the pillow won’t snag or become damaged.

Wash on a Gentle Cycle

Use:

Cold or warm water
Mild liquid detergent
Gentle wash cycle

Avoid hot water, which may damage natural feathers.

Rinse Twice

Running an extra rinse cycle helps remove detergent trapped inside the feathers.

Dry Thoroughly

Place the pillow in a dryer on low heat with two or three clean dryer balls or tennis balls wrapped in socks. These help break up clumps and restore the pillow’s fluffiness.

A damp feather pillow can develop mold, so ensure it is completely dry before placing it back on your bed.

How to Dry Pillows Properly

For more expert household cleaning advice and fabric care recommendations, Good Housekeeping offers practical tips on maintaining pillows and other bedding items.

Knowing how to dry pillows is just as important as washing them. Even a perfectly cleaned pillow can develop mold, mildew, or unpleasant odors if it isn’t dried completely.

Different pillow materials require different drying methods, so always follow the care label.

Drying Machine-Washable Pillows

Polyester, down, and feather pillows can usually be dried in a tumble dryer.

For the best results:

Use low heat or air fluff settings.
Add two or three clean dryer balls or tennis balls wrapped in socks.
Pause the dryer every 20–30 minutes to fluff the pillows by hand.
Continue drying until the pillows are completely dry, even in the center.

Pro Tip: A pillow may feel dry on the outside while still being damp inside. Moisture trapped inside can lead to mold growth and unpleasant smells.

Air Drying Memory Foam Pillows

Memory foam pillows should never be placed in a dryer.

Instead:

Lay the pillow flat on a clean towel.
Place it in a well-ventilated room.
Keep it away from direct sunlight and heaters.
Turn it over every few hours for even drying.

Depending on humidity, it may take 24–48 hours to dry completely.

Washing Pillows at Home: Best Tips

The same gentle cleaning methods used for pillows can also help protect other household fabrics. If you’re refreshing your home, don’t miss our guide on How to Wash Sofa Covers Without Shrinking, where you’ll find practical tips for cleaning delicate fabrics without causing damage or shrinkage.

Whether you use a washing machine or clean by hand, these simple tips can help keep your pillows fresh for years.

Use Pillow Protectors

A pillow protector acts as a barrier against sweat, oils, dust mites, and spills. It also reduces how often the pillow itself needs washing.

Wash in Pairs

Always wash two pillows together whenever possible. This balances the washing machine and prevents excessive wear.

Don’t Overload the Washer

Pillows need enough space to move freely during the wash cycle. Overloading can prevent them from getting properly cleaned.

Choose Gentle Detergent

A mild liquid detergent cleans effectively without leaving heavy residue inside the pillow filling.

Skip Fabric Softener

Fabric softeners can coat the pillow fibers, reducing breathability and making them feel less fluffy over time.

How Often Should You Wash Pillows?

According to the Sleep Foundation, regularly washing and replacing pillows helps improve sleep hygiene by reducing allergens such as dust mites, sweat, and bacteria that can build up over time.

One of the most common questions homeowners ask is how often should you wash pillows.

Cleaning frequency depends on how often you use them and whether you have allergies or pets.

General Recommendations

Item	Recommended Cleaning Frequency
Pillowcases	Every 1 week
Pillow Protectors	Every 4–6 weeks
Pillows	Every 3–6 months
Decorative Pillows	Every 6–12 months

If you suffer from allergies, asthma, or have pets that sleep on your bed, washing pillows every three months is a good habit.

Pillow Cleaning Guide: Common Mistakes to Avoid

Even with the best intentions, many people accidentally damage their pillows during cleaning.

Avoid these common mistakes:

Using Too Much Detergent

Excess detergent is difficult to rinse out and can leave pillows stiff or sticky.

Washing Memory Foam in the Machine

Machine agitation can tear memory foam apart and ruin its supportive structure.

Using High Heat

High temperatures may damage synthetic fibers and shrink certain pillow materials.

Not Drying Completely

A damp pillow creates the perfect environment for mold, mildew, and bacteria.

Ignoring the Care Label

Different pillow fillings require different cleaning methods. Always check the manufacturer’s instructions before washing.

Signs Your Pillow Needs Washing

Sometimes it’s obvious when a pillow needs cleaning, but other signs are easy to miss.

Watch for:

Yellow or brown stains
Sweat marks
Unpleasant odors
Dust buildup
Increased allergy symptoms
Flat or lumpy filling

If your pillow shows any of these signs, it’s probably time for a thorough wash.

When Should You Replace a Pillow?

Even the cleanest pillow won’t last forever.

Most pillows should be replaced every 1–2 years, depending on their quality and material.

Consider replacing your pillow if:

It stays flat after fluffing.
The filling is permanently lumpy.
It causes neck or shoulder pain.
It has tears or damaged seams.
Odors remain even after washing.

A supportive, clean pillow improves sleep quality and helps maintain proper neck alignment.

Expert Tips to Keep Pillows Fresh Longer

Instead of waiting until your pillows become dirty, follow these habits to extend their lifespan:

Air out your pillows every few weeks.
Fluff them daily to maintain their shape.
Wash pillowcases weekly.
Use zippered pillow protectors.
Keep pets off your bed whenever possible.
Vacuum memory foam pillows monthly.
Spot-clean stains immediately before they set.

These simple habits reduce dirt buildup and keep pillows feeling fresh between washes.

Are Expensive Pillows Easier to Maintain?

Not necessarily. High-quality pillows often use better materials that last longer, but they still require regular cleaning.

Whether you own an affordable polyester pillow or a luxury down pillow, proper washing and drying are the keys to maintaining comfort, hygiene, and durability.

Conclusion

Learning how to wash pillows is one of the easiest ways to create a cleaner, healthier, and more comfortable sleeping environment. Regular cleaning removes dust mites, sweat, body oils, and allergens while helping your pillows maintain their shape and support.

A clean home goes beyond the bedroom. Along with washing your pillows regularly, keeping upholstered furniture free from dust, stains, and allergens can make your entire living space healthier. Our guide on How to Clean a Couch shares simple cleaning techniques to help keep your furniture looking and feeling fresh. Make pillow care a part of your regular home cleaning routine, and don’t forget to replace pillows every couple of years when they no longer provide proper support.

With just a little maintenance every few months, you can enjoy fresh, fluffy, and hygienic pillows all year round.

FAQs

Can you wash pillows in a washing machine?

Yes, most polyester, down, and feather pillows can be washed in a washing machine using a gentle cycle with warm or cold water. However, memory foam and latex pillows should not be machine washed, as the agitation can damage their structure.

How often should you wash pillows?

Experts recommend washing your pillows every 3–6 months. If you have allergies, asthma, or pets that sleep on your bed, washing them every 3 months is ideal.

Can memory foam pillows be washed?

Memory foam pillows should not be placed in a washing machine. Instead, remove the cover, spot clean stains with mild detergent, sprinkle baking soda to remove odors, and let the pillow air dry completely.

What temperature should you wash pillows?

Cold or warm water is the safest choice for most pillows. Avoid using hot water unless the care label specifically recommends it, as high temperatures can damage some pillow fillings.

How long does it take to dry pillows?

Machine-dryable pillows usually take 1–2 hours on low heat. Memory foam pillows may require 24–48 hours to air dry completely, depending on humidity levels.

Can you put feather pillows in the dryer?

Yes. Feather pillows can be tumble dried on low heat. Adding dryer balls or clean tennis balls wrapped in socks helps restore their fluffiness and prevents clumping.

Why do pillows turn yellow?

Pillows naturally turn yellow over time because they absorb sweat, body oils, saliva, and moisture. Regular washing and using a pillow protector can help prevent yellow stains.