How To Clean A Concrete Patio

Driveways and patios made out of concrete are the most durable, affordable, and practical structures. With the emergence of modern design trends, people are adding more character to the otherwise dull grey surfaces.

Concrete structures have also made their way inside the home in the form of countertops and interior floors. Usually, outdoor concrete surfaces are exposed to the harsh elements of nature.

Therefore, it takes a little bit of care to keep concrete patios looking beautiful for an extended period of time.

Cleaning Intervals For Concrete Patios

Usually, a patio needs a thorough cleaning once every year. Homeowners prefer to clean their concrete patios during the winter or spring.

However, if there are food drips, grease, and other stains on the patio, it can be cleaned at any time of the year. This article lists some of the popular ways to understand how to clean a cement patio.

The Right Way To Clean An Unsealed Concrete Patio

The Right Way To Clean An Unsealed Concrete Patio

It requires a couple of supplies and some elbow grease for cleaning a patio. When the concrete gets heavily stained, you may need to power wash the surface.

Avoid using a mix of baking soda and vinegar with a power washer.

It is best to do the washing on a calm, overcast day so that the cleaning mixture has sufficient time to work its magic.

Essential Tools And Supplies For Cleaning A Concrete Patio


  • Baking soda
  • Distilled white vinegar


  • Garden hose
  • Sponge mop
  • Nylon scrubber brush
  • Broom and a washer
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Clearing The Patio

First, remove all the plants, furniture, and other objects lying around on the patio. Next, use a leaf blower or broom to remove dust and debris.

Finally, hose off the concrete surface with the spray nozzle to remove dirt and debris from any tiny cracks.

Preparing The Cleaning Fluid

Add a cup of baking soda along with 2 cups of distilled white vinegar in a bucket. Mix and apply it to the surface using a sponge mop. The quantity of the ingredients will vary depending on the size of the area to be cleaned.


Let the mixture sit on the surface for 30 minutes, and then use a nylon scrubber to clean the surface.

Wash And Dry The Surface

Use a garden hose to rinse off the cleaning solution before letting the surface air dry.

Ways To Remove Rust And Mud Stains From A Concrete Patio

Rust stains on concrete patios can come from the legs of iron furniture. These stains are complicated to remove. In some places, high iron content in the soil can also stain a concrete patio.

Always treat the stain properly before rinsing.

Supplies Necessary For Cleaning The Stains 

Oxalic acid is the most suitable ingredient for removing rust stains.

Supplies Necessary For Cleaning The Stains 

First, clean the stained area with a broom to remove debris and dust. Read the instructions on the label of the packaging before applying the cleaners on the patio.

Only use a nylon brush for applying the cleaners on the stained surface. Rinse off the cleanser with clean water and allow it to dry. This is an essential step to clean the cement patio.

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Ways To Remove Mildew Stains From A Concrete Patio

Stubborn mildew is often seen on outdoor concrete surfaces. For removing the black stains and mildew spores, chlorine bleach is the most effective solution. Apply oxygen-based bleach to remove the stains and to kill spores.

Supplies Necessary

  • Water
  • Oxygen-based chlorine bleach


  • Protective gear
  • Nylon scrub brush
  • Sponge mop
  • Spray bottle
  • Power washer
  • Garden hose

First, remove everything from the patio and give it a thorough wash. Next, prepare a solution of 1 part chlorine bleach and 2 parts water in a plastic bucket. Fill the solution inside a spray bottle for easy application.

Protect shrubs and small plants in the lawn from the solution by covering them with an old plastic sheet or towel. The bleach is highly caustic and can kill small plants and shrubs.

Spray the bleach solution on the concrete surface and spread it over the stains. Then let the solution set on the stain for around 30 minutes.

Next, scrub the surface nicely with the nylon scrub brush and wash with a garden hose. Some use power washes for removing tough stains along with a strong blast of water. Finally, rinse the plants and shrubs with water after cleaning the patio.

Always exercise caution while using highly corrosive cleaning agents. Read the entire manufacturer’s guide and use protective gear to avoid any accidents.

Removing Grease And Dirt From A Concrete Patio

Removing Grease And Dirt From A Concrete Patio

If there are grease stains on a concrete patio, take action immediately. Concrete surfaces are porous and absorb the grease quickly. Therefore, grease stains require multiple cleaning processes until they are entirely gone.

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Tools And Supplies Necessary


  • Nylon scrubber brush
  • Garden hose
  • Broom


  • Commercial de-greaser
  • Cornstarch
  • Kitty litter

Cover the grease stains with a thick layer of cornstarch or kitty litter. The next day, remove the kitty litter and check the stain. If the stain remains, repeat the steps from the beginning.

If it comes off, apply some commercial de-greaser and scrub with a nylon brush. Finally, wash with a garden hose and allow the area to dry.

To keep outdoor concrete surfaces clean and beautiful, thorough cleaning is necessary once every year. First, remove all items from the patio, including plants and furniture.

Perform a spot test of the cleaning agent so that it does not cause any kind of damage or discoloration to the concrete surface.

Cleaning large concrete surfaces in sections is relatively more straightforward. Never forget to inspect the floor for chips and cracks. Perform necessary repairs before starting to clean the patio.

Concrete is a porous material and absorbs liquids quickly, which results in tough stains. In addition, the surface of a concrete structure is full of cleavages which result in the accumulation of dirt, moss, and other types of materials.

Find appropriate cleaning agents that help in removing all kinds of stains and dirt from a concrete patio. Biodegradable substances are considerably easier to use and cause minor damage to flora and fauna, so they are the most advisable to use.