Door knobs are some of the most frequently touched surfaces in any home. Despite this, they are often overlooked in regular cleaning routines. Regularly cleaning door knobs is essential for maintaining a healthy living environment. This blog will explore why it’s important to keep door knobs clean, how often you should clean them, the best cleaning methods, and how this simple practice can improve your health.

Why It’s Important to Clean Door Knobs
High-Touch Surface

Frequent Contact: Door knobs are touched multiple times a day by different household members and guests, making them prime spots for germs and bacteria.
Cross-Contamination: Touching a door knob after handling food, using the bathroom, or coming in from outside can transfer contaminants to the surface, which can then be picked up by others.

Germ Hotspots

Bacterial Growth: Door knobs can harbor bacteria, viruses, and other pathogens. Studies have shown that common surfaces like door knobs can be contaminated with harmful germs such as E. coli, Staphylococcus, and the influenza virus.
Disease Transmission: Touching contaminated door knobs can lead to the spread of illnesses, especially during cold and flu season or in homes with sick individuals.

Promoting a Hygienic Home

Overall Cleanliness: Regularly cleaning door knobs contributes to a cleaner home environment, reducing the overall microbial load and making other cleaning efforts more effective.
Healthy Habits: Incorporating door knob cleaning into your routine fosters good hygiene practices and sets a positive example for children and other family members.

How Often to Clean Door Knobs
General Guidelines

Weekly Cleaning: As a general rule, door knobs should be cleaned at least once a week to maintain a basic level of hygiene.
Daily Cleaning: In homes with multiple occupants, especially with children or elderly individuals, daily cleaning is advisable to minimize the risk of germ transmission.

During Illness

Frequent Cleaning: If someone in the household is sick, door knobs should be cleaned multiple times a day to prevent the spread of illness to other family members.

High-Traffic Areas

More Frequent Cleaning: Door knobs in high-traffic areas, such as the front door, bathroom, and kitchen, should be cleaned more frequently, ideally daily or every other day.

What to Clean Door Knobs With
Disinfecting Wipes and Sprays

Convenience: Disinfecting wipes and sprays are convenient and effective for killing germs on door knobs. Look for products that are EPA-approved and specifically designed to eliminate bacteria and viruses.
Application: For sprays, apply the disinfectant to a cloth or directly onto the door knob, and then wipe thoroughly. Ensure the surface stays wet for the recommended contact time to effectively kill germs.

Homemade Cleaning Solutions

Vinegar Solution: A mixture of equal parts white vinegar and water can be used as a natural disinfectant. Vinegar has antimicrobial properties that can help reduce germ levels.
Bleach Solution: For a more potent disinfectant, a bleach solution (1 tablespoon of bleach in 1 quart of water) can be used. Be sure to wear gloves and ensure proper ventilation when using bleach.

Soap and Water

Effective Cleaning: A simple solution of soap and water can effectively remove dirt and some germs from door knobs. Follow up with a disinfectant for more thorough cleaning.
Gentle Approach: Soap and water are less likely to damage delicate door knob finishes compared to harsher chemicals.

Alcohol-Based Solutions

Rubbing Alcohol: Isopropyl alcohol (at least 70%) can be used to disinfect door knobs. Apply the alcohol to a cloth and wipe the surface, ensuring it stays wet for at least 30 seconds.

Health Benefits of Cleaning Door Knobs
Reducing Illness

Lower Infection Rates: Regularly cleaning door knobs helps reduce the presence of harmful germs, lowering the risk of spreading infectious diseases within the home.
Preventing Outbreaks: In homes with multiple occupants, especially those with children or immunocompromised individuals, maintaining clean door knobs can prevent outbreaks of common illnesses like colds and flu.

Improving Allergies

Reducing Allergens: Cleaning door knobs can also help remove allergens like dust, pet dander, and pollen, contributing to a healthier living environment for those with allergies or asthma.

Promoting Overall Health

Hygiene Habits: Regularly cleaning high-touch surfaces reinforces good hygiene habits, encouraging family members to be more mindful of cleanliness.
Mental Well-Being: A clean home environment can improve mental well-being by reducing stress and creating a sense of order and control.


Regularly cleaning door knobs is a simple yet crucial practice for maintaining a healthy home. By incorporating this task into your routine, you can reduce the spread of germs, lower the risk of illness, and promote overall cleanliness and well-being. Remember to clean door knobs at least once a week, more frequently in high-traffic areas or during illness, and use effective cleaning solutions to ensure thorough disinfection. A little effort goes a long way in creating a safer and healthier home environment for your family.