How to Clean Mold off Your Grill and Get Rid of It Forever

Are you ready to fire up the grill for your next barbeque party but horrified to find it’s covered in mold? Grill mold is not only unsightly but can also be hazardous if ingested. It’s a common problem that various factors, including moisture, food residue, and lack of cleaning, can cause. Fortunately, getting your grill clean and free of mold is achievable with the right know-how and some elbow grease.

For this article, we’ll focus on how to clean mold off your grill and get rid of any potential infestation before it becomes a major problem. So if you’re looking for advice on removing nasty grill grime or need some help getting rid of those pesky black spots, look no further. You’ve come to the right place.

Let’s get started!

What is Grill Mold?

Grill mold is a type of fungus that can grow on any surface of your grill, from the grates to the burners to the exterior. It typically appears as black or green spots or patches and can be fuzzy or slimy in texture. It can produce spores and mycotoxins that can make people sick if they come into contact with it.

Grill mold can also produce a musty odor that can be detected when you open the grill. Mold spores are invisible to the naked eye and can easily contaminate food and cause health problems. If you notice mold on your grill, it is important to clean it thoroughly before using it again.

Why Does Your Grill Have Mold in It?

As mentioned earlier, mold thrives in moist environments. This means that storing your grill in damp or humid conditions can create the perfect environment for mold to grow. If you leave your grill covered or stored in a damp location, moisture can build up inside and around the grill, providing an ideal breeding ground for mold.

Another factor that can cause grill mold is a lack of use. When you don’t use your grill for long periods of time, it can accumulate dust and moisture, providing a breeding ground for mold. This is especially true if you don’t store your grill properly during its dormant period. It’s important to store your grill in a dry and well-ventilated area to prevent mold growth.

Lastly, not cleaning your grill thoroughly after the last use can also lead to mold growth. Grease and food particles that are left behind can create a food source for mold, allowing it to grow and spread. Make sure to clean your grill thoroughly after each use, including the grates, burners, and other components. This will not only prevent mold growth but also prolong the life of your grill.

Is Mold on Grill Dangerous?

Mold on a grill may pose some potential health risks to people who consume food that has come into contact with it or inhale mold spores while using the grill.

Some molds can produce mycotoxins, toxic substances that can make you sick. When mold grows on the grill grates, it can come into contact with food during the cooking process, leading to food contamination. So, it’s best to avoid eating any food with mold, even if you can burn it off at high temperatures.

Additionally, inhaling mold spores from a moldy grill can cause respiratory issues. These could be particularly dangerous for people with pre-existing lung conditions, asthma, or allergies. Wearing a mask and gloves when cleaning a moldy grill is important to avoid inhaling spores and minimize exposure.

What temperature kills mold on your grill?

You don’t have to panic if you find mold on your grill grates. Most molds and yeasts are no match for high temperatures. According to the Agricultural Research Service, cranking up your grill to temperatures between 140-160°F (60-71°C) can wipe out most molds and yeasts. So, turn up the heat and watch that mold disappear. Don’t forget to give your grill a good scrub down afterward to make sure it’s clean and ready for your next grilling adventure.

Steps for Cleaning Mold Off Your Grill

Here’s what you need to do. Just follow these steps for a thorough cleaning. Be sure to follow the manufacturer’s instructions and use protective gear.

Step 1: Safety first

Always prioritize your safety when handling a dirty grill. Wear gloves and a face mask to protect yourself from mold spores.

Step 2: Fire up the grill to burn off the mold

To remove the mold easily, heat up the grill to burn it off. Leave the grill on high temperature for 15-20 minutes to burn off the mold. This step is crucial before you start cleaning the grill.

Step 3: Preparing your grill for cleaning

With a charcoal grill, remove any charcoal, briquettes, or lava rocks from the grill before removing grill grates and other removable parts like a gas grill. This step makes it easier to clean the mold on your grill.

Step 4: Cleaning the grill grates

For the grill grates, mix equal parts soap and water in a spray bottle and generously apply to the grates. Let the solution sit for a few minutes, then scrub the grates with a grill brush. Alternatively, you can mix baking soda and water to make a paste, apply it to the grates, and let it sit for a few minutes before scrubbing with a brush. Rinse the grates with water and dry them with a clean cloth.

Step 5: Cleaning the grill’s interior

For the interior of the grill, use a commercial grill cleaner to remove any remaining mold or grease. Spray the cleaner and let it sit for a few minutes before scrubbing with a brush. For tough stains, let the cleaner sit for longer. After you’re finished cleaning the interior of your grill, make sure to rinse it thoroughly with water to remove any leftover cleaning solution. Once you’ve rinsed it well, grab a clean cloth and dry the interior of your grill completely to prevent any moisture from lingering and causing rust.

Step 6: Cleaning the grill’s exterior

For the exterior of the grill, mix equal parts vinegar and water in a spray bottle and apply it to the grill’s surface. Wipe the surface with a clean cloth or sponge. Rinse the grill with water and dry it with a clean cloth.

Step 7: Finishing touches

Once you have cleaned the grill, reassemble it and run it at high temperature for a few minutes to burn off any remaining mold spores.

If you intend to use it immediately, spray cooking oil on the grates to prevent rusting. If you want to put it away for later use, continue reading below to keep mold from growing in your grill for good.

Tips for Keeping Mold From Growing in Your Grill

Keeping mold off your grill is not only crucial for maintaining its longevity, but also for ensuring the safety of your food and your health. While cleaning your grill is a necessary step to remove any mold that may have accumulated, preventing mold growth in the first place is even more important.

Keep your grill covered when not in use

Using a cover is an excellent way to protect your grill from the elements and prevent moisture buildup, which can lead to mold growth. It’s also essential to ensure that your cover is clean and dry before putting it over your grill.

Store your grill in a dry place

If possible, store your grill in a dry place, like a shed or garage, to protect it from rain and humidity. Avoid storing it in damp areas, like the basement or under a tarp, where moisture can accumulate.

Clean your grill regularly

Regular cleaning of your grill is crucial to prevent mold from growing. After each use, scrape the grill grates and other removable parts to remove any food debris, then wash them with hot soapy water. Make sure to dry them thoroughly before putting them back on your grill.

Use a grill cleaner specifically designed to prevent mold

Using a commercial grill cleaner specifically designed to prevent mold growth is an excellent way to protect your grill from mold. These cleaners are formulated to kill mold spores and prevent them from growing back. Make sure to follow the instructions carefully when using these cleaners.

Use the grill frequently

Using your grill regularly is another effective way to prevent mold growth. Regular use will help burn off any residual moisture and prevent mold from taking hold.


Keeping your grill clean and mold-free is crucial for ensuring safe and healthy grilling experiences. Remember to always prioritize safety when cleaning your grill, and follow the step-by-step instructions provided in this article. By using a mixture of vinegar and water, baking soda and water, a grill brush, or commercial grill cleaners, you can easily remove mold from your grill grates, interior and exterior.

To prevent mold from growing on your grill, always keep it covered when not in use, store it in a dry place, and clean it regularly after every use. By taking these simple steps, you can ensure that your grill stays clean, healthy, and ready for your next cookout. So why wait? Take action today and start cleaning your grill.


What face mask is suitable for cleaning mold?

According to experts, a disposable N-95 mask is the best choice for protection against mold spores. The N-95 mask has a filtration efficiency of 95%, which means it can filter out most airborne particles, including mold spores.

This type of mask is often recommended by the National Institute for Occupational Safety and Health (NIOSH) and can be found at most hardware stores and online retailers. It’s important to note that a regular dust mask or surgical mask won’t provide adequate protection against mold spores, so make sure to use an N-95 mask specifically designed for this purpose.

How long does it take to burn mold off a grill?

The length of time it takes to get rid of the mold will depend on the type of grill you have. If you own a gas grill, simply turn it on and let it run for around 15-20 minutes to burn the mold away. For charcoal grills, light them up, and let them burn for roughly 20-30 minutes to get rid of the pesky mold. Don’t forget to keep a close eye on the grill during the process.

Will mold die if it dries out?

While it’s true that mold won’t grow without moisture, this doesn’t necessarily mean it goes away on its own over time. Without moisture, mold won’t continue to grow, but it’s not dead either. With enough moisture, mold can return and continue to grow.

Is it safe to clean a grill with bleach?

Did you know that the Environmental Protection Agency (EPA) advises against using bleach to kill or remove mold unless it’s necessary? Although bleach is effective at killing mold, it can harm your grill and may leave behind some mold spores that can continue to grow. Furthermore, using bleach or other caustic cleaners can damage the metal and other parts of your grill, making it not only unsightly but also unsafe to use. To avoid these problems, it’s best to steer clear of bleach and choose safer, more natural options like vinegar or specialized mold and mildew removers to clean your grill.

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