Waking up to a musty odor can ruin your day before it even starts. Ideally, you want to open your eyes to the refreshing scent of clean sheets and fresh air.

But what leads to those unpleasant smells in the bedroom, and how can we swiftly eliminate them for a better night’s sleep?

We consulted experts to uncover five effective methods to banish musty odors and make your bedroom a pleasant haven for rest.

Eliminating Musty Smells in Your Bedroom

Getting rid of musty scents in your bedroom is usually quite simple—just a few cleaning techniques can do the trick, as experts suggest.

1. Regularly Clean Your Bedding and Furniture

bright and cheerful bedroom with floral decor

(Image credit: Joshua Smith Inc /Photography Read McKendree)

It may sound basic, but one habit of people with fresh-smelling bedrooms is regular cleaning, emphasizes James King, operations manager:

“If you’re not washing your bedding often, sweat, oil, and dead skin cells can accumulate alongside moisture, creating a musty smell,” he warns. “Aim to wash them at least once a week, using hot water to kill bacteria and remove odors,” he adds.

“Don’t forget about your furniture! Upholstered pieces can trap dust, moisture, and smells. My recommendation? Vacuum them regularly.”

2. Utilize Natural Deodorizers

Sometimes washing bedding and vacuuming isn’t enough. Your bedroom carpet and mattress also need a refresh to keep musty odors at bay, reminds Tina Priestly, a home refresh expert. She advocates for natural deodorizers, such as baking soda:

“Natural deodorizers like baking soda and white vinegar are excellent for absorbing and neutralizing smells. In bedrooms, sprinkle baking soda evenly and let it sit for several hours before vacuuming to freshen carpets and clean mattresses.

Arm & Hammer Pure Baking Soda for Cleaning and Deodorizing

Arm & Hammer Pure Baking Soda

3. Improve Room Ventilation

While sleeping, we expel bacteria and moisture into our bedrooms. Keeping windows and doors closed traps these elements in the room, leading to stale odors. To solve this, Tina Priestly advises opening your bedroom door or window every morning for better airflow.

“Regularly opening windows can significantly enhance air circulation, reducing moisture buildup and preventing musty odors from establishing,” she adds.

Consider adding an air purifier to your bedroom to enhance air quality both day and night, improving your sleep hygiene.

Air Pro With Peco-Hepa Tri-Power Filter

Air Pro With Peco-Hepa Tri-Power Filter

4. Don’t Overlook Hidden Dust

coastal themed neutral bedroom

(Image credit: McGee & Co)

Dust isn’t just an eyesore; it can also contribute to musty smells in your bedroom. When cleaning your room, remember to dust and vacuum those hidden areas like inside your closet and under the bed and furniture.

You don’t need to do this every time you clean, especially if you’re in a rush, but aim for at least once a month, particularly if you share your space with others or have pets.

5. Consider Using Room Sprays

If you’ve tidied your bedroom but still notice a lingering odor, investing in a quality room spray or diffuser may be beneficial. Kerry Kip, a home fragrance expert, suggests this:

“Room sprays can quickly refresh a musty area when you don’t have time for a thorough cleaning. Just two to three sprays from six to eight inches away from linens can provide even coverage for a delightful aroma.”

When selecting a room or linen spray, check out the best and worst scents for sleep to ensure you don’t disrupt your REM sleep.

Linnea Room Mist, Lavender Rosemary

Linnea Room Mist, Lavender Rosemary

Ambre Room Spray, 150ml

Ambre Room Spray, 150ml

English Pear & Freesia Room Spray, 100ml

English Pear & Freesia Room Spray, 100ml

Frequently Asked Questions

What Causes Persistent Bad Odors in a Clean Bedroom?

If your bedroom still smells musty despite thorough cleaning, try leaving the doors and windows open for about an hour to air it out. If that doesn’t help, check hidden areas like under the bed and in your closet for dust accumulation or mold (especially during winter or if windows remain closed while you sleep).

How Often Should You Clean Your Bedroom?

To maintain a hygienic environment and prevent musty odors, aim to clean your bedroom at least once a week. Deep clean mattresses and carpets every one to two months. Weekly tasks should include dusting, sanitizing surfaces, changing linens, and vacuuming, while more extensive cleaning should focus on treating your mattress with baking soda, organizing your closet, and vacuuming under furniture.


Experiencing musty smells in your bedroom could indicate you’re relying on ineffective cleaning hacks. Consider refreshing your cleaning routine with some expert cleaning advice to ensure you cover every corner and eliminate hidden dirt.