Basic
$1.01 – $3.02 per sq ft
Slate cleaned and degreased, one coat of penetrating sealer for a natural matte look

Clean and apply penetrating or enhancing sealer to an existing slate floor, per sq ft.
Seal Slate Floor in Honolulu, Hawaii typically costs $1.18 to $3.55 per sq ft as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Honolulu are 21.0% higher than the national average for seal slate floor.
National average: $1 – $3 per sq ft
$1.01 – $3.02 per sq ft
Slate cleaned and degreased, one coat of penetrating sealer for a natural matte look
$1.18 – $3.55 per sq ft
Slate deep cleaned, two coats of color-enhancing penetrating sealer to deepen the natural tones
$1.48 – $4.44 per sq ft
Slate deep cleaned, color-enhancing penetrating sealer plus a satin protective topcoat for richer color and soft sheen
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $0.50 – $1.51 | sq ft |
| Labor | labor | $0.45 – $1.37 | sq ft |
| Supplies & Other | supplies | $0.13 – $0.40 | sq ft |
| Equipment & Disposal | equipment | $0.09 – $0.27 | sq ft |
Multicolor slate floor tiles after cleaning and sealing
Photo: cogdogblog · CC BY 2.0 · Source
Find a pro to do thisSee how seal slate floor looks in each style, with photos of real projects by working designers.
Honolulu design is island modern: louvered walls, deep lanais, natural materials, open plans and a palette drawn from sea, sky and foliage. It is explicitly climate-driven rather than a decorative 'tropical' theme.
Photos of the styles Honolulu draws from.
Coastal living room
Photo: Full Circle Interior Design · Profile
Coastal bathroom
Photo: Allison Babcock Design · Profile
Coastal kitchen
Photo: Alexis Marie Interiors · Profile
Coastal kitchen
Photo: Debra Butler Design Studio · Profile
Coastal kitchen
Photo: Honors Interiors · Profile
Coastal kitchen: Greenhouse Kitchen Designed For Silestone And Kohler
Photo: In Detail Interiors · Profile
Coastal kitchen: Modern Coastal Panama City Beach
Photo: Kristin Midgett Interiors · Profile
Coastal kitchen
Photo: MG Interiors · Profile
Coastal kitchen: Punta Gorda Coastal Refresh
Photo: St. Augustine Design · Profile
Labor costs in Honolulu run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local seal slate floor contractors in Honolulu for personalized quotes based on your specific project.