When cleaning the house, many people often forget about an important place: the space under the sofa. At first glance, everything seems clean, the house smells fresh, and guests can be welcomed without worries since no dirt is visible. However, a large amount of dust and debris actually accumulates under the sofa.
In this article, we will discuss why it is important to regularly clean under the sofa, what problems may arise if this area is neglected, and how to clean hard-to-reach places effectively.
How Much Dust and Dirt Accumulates Under the Sofa?
According to research, up to 100 grams of dust can accumulate under a sofa in just one month. If you do not move the sofa and clean under it for a long time, the weight of the dust and dirt can reach several kilograms!
Why is It Important to Clean Not Only the Surface of the Sofa but Also Underneath It?
A unique microclimate forms under the sofa.
- If your sofa has low legs, humidity under it can be 15% higher than in the rest of the room due to poor air circulation.
- The temperature under the sofa can be a few degrees warmer.
Now, imagine: pet hair falls under the sofa, dust settles on top, a child throws socks under there, and over several months, layers of dust and debris build up. This creates the perfect environment for microorganisms such as:
- Dust mites – Thrive in dusty, humid areas and can trigger allergies and asthma.
- Cladosporium spores – Appear in areas with high humidity and poor air circulation, often causing seasonal allergies.
- Carpet beetles – Feed on dust, dead skin flakes, and pet hair, multiplying rapidly.
- Cockroaches – Attracted to crumbs and food leftovers that fall under the sofa.
- Ants – Seek out bits of chocolate, candy, or other sweet snacks that might have ended up under the sofa.

How to Clean Under the Sofa?
If the sofa can be moved, the best option is to shift it a few meters away from its usual position and vacuum the area thoroughly.
- After removing dust and debris, wipe the area with a damp cloth, adding a teaspoon of tea tree oil to the water. This refreshes the area and eliminates harmful bacteria.
- Wait a few minutes for the area to dry and air out before moving the sofa back.
If the Sofa is Hard to Move:
- Flat mop – A classic way to reach hard-to-access areas.
- Telescopic vacuum tube and crevice attachments – Narrow vacuum attachments help remove debris not only from under the sofa but also from between the cushions.
- Ask for help – If possible, ask your partner or family member to help move the sofa. One person can lift the cushions while the other vacuums the hard-to-reach areas.
Professional Sofa Cleaning
If you want to clean not only under the sofa but also refresh the upholstery, consider hiring professional furniture cleaning services.
- Cleaning specialists move the sofa before starting their work, making it easy to reach hidden areas.
- After professional cleaning, your sofa will look fresh and clean, and you won’t have to strain your back moving heavy furniture.
Conclusion
The space under the sofa is like the dark side of the moon—no one sees what’s happening there, so it’s easy to ignore. However, neglecting this small detail can lead to serious issues like dust mites, carpet beetles, or even cockroach infestations.
If you suffer from allergies, keeping this area clean is essential to prevent dust buildup from negatively affecting your health.

