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Ultimate Guide to Granite Countertop Care and Maintenance

  • Writer: CUSTOM MAIDS TORONTO
    CUSTOM MAIDS TORONTO
  • Oct 11, 2025
  • 3 min read

Updated: Jun 16

Granite countertops are a beloved choice in Toronto kitchens and bathrooms. But their beauty requires consistent care. These small but important maintenance tasks are the kind of cleaning details that transform a home — easy to overlook but highly impactful when done regularly.


Close-up view of a polished granite countertop with a subtle sheen
A polished granite countertop showcasing its natural beauty

Understanding Granite


Granite is a natural stone that forms from cooled magma. Its durable nature resists scratches and heat, making it perfect for high-use environments. However, the porous structure of granite means it can absorb liquids and stains if not properly sealed. For example, untreated granite can absorb up to 1 quart of liquid in just a few hours. Understanding this characteristic is key to effective care.


Each granite slab is unique, with different colors and patterns influenced by its mineral composition. This diversity means that care methods might differ slightly based on your granite type.


Eye-level view of a kitchen with granite countertops and modern appliances
A modern kitchen featuring elegant granite countertops

Regular Cleaning


Daily Cleaning


Maintaining granite starts with daily cleaning using a soft cloth and warm water with a small amount of dish soap. This fits naturally into a structured home routine — our ultimate house cleaning schedule shows exactly when and how to incorporate surface care into your weekly and monthly tasks.


  1. Wipe down with soapy water.

  2. Rinse with clean water.

  3. Dry with a soft towel.


This daily ritual can significantly reduce dirt and grime buildup.


Deep Cleaning


For deeper cleaning, invest in a pH-balanced stone cleaner designed for granite. For homeowners who prefer professional results, our deep cleaning services in Toronto include thorough kitchen surface care as part of every deep clean session.


Sealing Your Granite


Importance of Sealing


Sealing your granite countertops is vital for maintaining their beauty. A quality sealant acts as a protective barrier, preventing stains and liquid absorption. Depending on the granite type and sealant, resealing typically needs to occur every 6 to 12 months; studies show that unsealed granite can absorb up to 10% of its weight in water!


How to Seal


To seal effectively:


  1. Thoroughly clean your countertops.

  2. Once dry, apply the sealant according to the manufacturer's guidelines.

  3. Let it soak in for the recommended duration and wipe off excess.


To test if resealing is necessary, conduct a water test by placing drops of water on the surface. If they bead up, your seal is effective. If they soak in, it’s time to reseal.


Preventing Damage


Avoiding Harsh Chemicals


Steer clear of harsh chemicals like bleach and ammonia. These can break down the sealant and damage your countertops. Stick to gentle, pH-balanced cleaners.


Using Cutting Boards


Granite is tough, but to safeguard against scratches, use cutting boards when prepping food. This not only helps maintain your countertops but also prolongs the life of your kitchen knives.


Hot Pots and Pans


While granite can withstand heat, it's still advisable to avoid placing hot pots directly on it. Use trivets or hot pads to prevent thermal shock, which can cause cracks over time. Research shows that thermal shock is responsible for 25% of granite countertop damage.


Stain Removal


Common Stains


Granite countertops may face stains from oils, wine, or coffee. If a stain occurs, act quickly. Blot the area with a soft cloth to minimize damage.


DIY Stain Removal


  • For oil-based stains: Make a paste with baking soda and water, apply it to the stain, cover it, and let it sit for 24 hours. Afterward, gently remove the paste and rinse with water.

  • For organic stains: Use a mixture of hydrogen peroxide and baking soda. Apply it, cover, and leave it for a while before rinsing.


Final Thoughts


Proper care and maintenance keep your granite countertops beautiful and functional for decades. By sticking to regular cleaning, sealing annually, and avoiding harsh chemicals, you protect a significant home investment. For complete kitchen and home care, Custom Maids Toronto provides professional house cleaning services trusted by Toronto homeowners for over 48 years.


Investing time in these practices not only enhances the look of your countertops but also extends their lifespan, making them a worthwhile addition to your kitchen or bathroom. With the right approach, your granite countertops will continue to shine and serve you well for many years to come.


High angle view of a well-maintained granite countertop with decorative items
A well-maintained granite countertop adorned with decorative items

Custom Maids

For over 48 years, Custom Maids has been a trusted presence in Toronto homes. With more than five million homes cleaned, we continue to set the standard for professional house cleaning across the city. Our staff of approximately 100 experienced cleaning professionals delivers service to exacting standards for thousands of discerning Toronto residents.

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2026 marks the 48th anniversary of the founding of Custom Maids. With decades of experience behind us, we continue to serve Toronto households with the same care and attention that built our reputation. Our story is written quietly, in the homes we clean and the trust we earn every day.

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