10 Best Grout Sealers 2026 in the United States

The Miracle Sealants 511 Impregnator is a versatile grout sealer designed for both indoor and outdoor use on various surfaces like grout, ceramic, stone, and tile. One of its strong points is its broad water and stain resistance, thanks to an oil and water-resistant formula that creates an invisible barrier to protect surfaces from moisture and stains. This makes it a good choice for areas prone to spills or dampness, such as kitchens and bathrooms. It covers a large area—up to 4,000 square feet per gallon—so it’s economical if you have a big project.

Miracle Sealants 511 Seal & Enhance is a solvent-based grout sealer designed to protect and enhance stone and tile surfaces both indoors and outdoors. It stands out for its strong stain and water resistance, making it a good choice if you want to keep grout and stone looking fresh and protected from common spills or moisture. This sealer also improves the color of your stone or tile, giving surfaces a richer, deeper look without yellowing over time.

The Black Diamond Stoneworks Grout Sealer is a solid choice if you want long-lasting protection for grout in tile floors, marble, or showers. Its water-based, low-odor formula makes it pleasant and safe to apply indoors without strong smells, which is a definite plus if you’re sensitive to chemical odors. It offers good stain resistance against common household spills like coffee, food, wine, and oil, helping keep grout looking clean and fresh. Many users find it easy to apply, so you don't need to hire a professional – just follow the directions and you can seal grout yourself efficiently.