Basic
$14 – $17 per sq ft
12 x 12 in. gauged slate tile in mixed colors, modified thinset, sanded grout, sealed
How Much Does Install Slate Tile Flooring Cost in Seattle, Washington?
Install Slate Tile Flooring: national installed price range, materials and labor breakdown, and local pricing by ZIP code.
Install Slate Tile Flooring in Seattle, Washington typically costs $16 to $21 per sq ft as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Install Slate Tile Flooring in Seattle, Washington
$16 – $21
per sq ftPrices in Seattle are 19.0% higher than the national average for install slate tile flooring.
National average: $14 – $18 per sq ft
What you get at each price level
Standard
$16 – $21 per sq ft
16 x 16 in. gauged slate in a chosen color range, back-buttered in modified thinset, sanded grout, sealed
Premium
$21 – $26 per sq ft
Gauged slate in a Versailles pattern with selected color range, back-buttered, color-matched grout, sealed two coats
Cost Breakdown in Seattle
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $6.72 – $8.40 | sq ft |
| Labor | labor | $6.74 – $8.42 | sq ft |
| Supplies & Other | supplies | $1.79 – $2.24 | sq ft |
| Equipment & Disposal | equipment | $1.20 – $1.50 | sq ft |
Prices adjusted for Seattle local market conditions.
Design styles
See how install slate tile flooring looks in each style, with photos of real projects by working designers.
Seattle style: Pacific Northwest modern and Japandi
Seattle design responds to gray light and wet climate: warm wood, large windows, natural texture and a clutter-free plan. Japandi, the Japanese-Scandinavian blend, is widely used locally and often paired with Northwest craft.
Work by Seattle designers first, then the styles Seattle draws from.
Built from
Modern living room
Photo: Mutuus Studio · Profile
Scandinavian kitchen
Photo: Dorling Design Studio · Profile
Scandinavian living room
Photo: Dorling Design Studio · Profile
Industrial bathroom
Photo: Seattle Scandinavian · Profile
Mid-Century Modern living room
Photo: Seattle Scandinavian · Profile
Mid-Century Modern living room
Photo: Seattle Scandinavian · Profile
Farmhouse (Modern Farmhouse) kitchen
Photo: Dorling Design Studio · Profile
Traditional bathroom
Photo: Angela Rennie Design · Profile
Modern interior
Photo: Collarte Interiors · Profile
Cost Factors in Seattle, Washington
What Affects Pricing
- Materials ($6.46-$8.08 per square foot)
- Labor ($5.03-$6.28 per square foot)
- Supplies & Other ($14.36-$17.95 per square foot)
- Equipment & Disposal ($14.36-$17.95 per square foot)
Local Price Adjustments
Material costs4.0% above avg
Labor costs34.0% above avg
Labor costs in Seattle run proportionally higher than materials, which may favor material-heavy solutions.
Frequently Asked Questions
How we price this
BuildX Pro researches and reviews the national price range for Install Slate Tile Flooring, then adjusts it to your ZIP code for local labor and material costs using the public data below. Last checked Sep 2026.
- Construction wages by metro and rural area, used for the labor adjustment by ZIP code, U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025
- Regional price parities for goods, used for the materials adjustment by ZIP code, U.S. Bureau of Economic Analysis, 2024
Get Free Estimates in Seattle
Connect with local install slate tile flooring contractors in Seattle for personalized quotes based on your specific project.