Basic
$1.95 – $4.38 per sq ft
Crushed gray slate chips about 2 in. deep over light-duty landscape fabric, raked level
Rendering: BuildX
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Rendering: BuildX
How Much Does Install Slate Chips Cost in Seattle, Washington?
Prep the bed, lay landscape fabric and spread crushed slate chips about 2 in. deep, per sq ft, materials and labor.
Install Slate Chips in Seattle, Washington typically costs $2.29 to $5.15 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 Chips in Seattle, Washington
$2.29 – $5.15
per sq ftPrices in Seattle are 19.0% higher than the national average for install slate chips.
National average: $2 – $4.50 per sq ft
What you get at each price level
Standard
$2.29 – $5.15 per sq ft
Blue-gray slate chips about 2 in. deep over woven landscape fabric, raked level
Rendering: BuildX
Find a pro to do thisPremium
$2.86 – $6.44 per sq ft
Graded larger plum slate chips about 2 in. deep over heavy landscape fabric, raked smooth
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Cost Breakdown in Seattle
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $0.94 – $2.11 | sq ft |
| Labor | labor | $0.94 – $2.10 | sq ft |
| Supplies & Other | supplies | $0.25 – $0.56 | sq ft |
| Equipment & Disposal | equipment | $0.17 – $0.37 | sq ft |
Prices adjusted for Seattle local market conditions.
Cost Factors in Seattle, Washington
What Affects Pricing
- Materials ($0.90-$2.03 per square foot)
- Labor ($0.70-$1.57 per square foot)
- Supplies & Other ($0.24-$0.54 per square foot)
- Equipment & Disposal ($0.16-$0.36 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
References
- Slate Chips - Green Stone Company, Green Stone Company, retrieved Nov 2026
- Slate Chips for Landscaping 2026 Guide - Landscaping BCS, Landscaping BCS, retrieved Nov 2026
- Cost of Slate Chips - Planner 5D, Planner 5D, retrieved Nov 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 chips contractors in Seattle for personalized quotes based on your specific project.