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How Much Does Sprinkler System Cost in Seattle, Washington?

New in-ground lawn irrigation system (trenching, pipe, valves, heads, controller) priced per square foot of irrigated lawn.

Sprinkler System in Seattle, Washington typically costs $0.46 to $1.72 per sq ft as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.

Sprinkler System in Seattle, Washington

$0.46 – $1.72

per sq ft

Prices in Seattle are 19.0% higher than the national average for sprinkler system.

National average: $0.40 – $1.50 per sq ft

What you get at each price level

  • Basic

    $0.39 – $1.46 per sq ft

    PVC laterals and main with spray and rotor zones, standard valves, indoor timer, backflow preventer as required

  • Standard

    $0.46 – $1.72 per sq ft

    Schedule 40 main line, matched-precipitation heads, outdoor controller with rain sensor, backflow preventer as required

  • Premium

    $0.57 – $2.15 per sq ft

    Smart weather-based Wi-Fi controller, pressure-regulated heads with check valves, rotary nozzles, swing joints, backflow preventer as required

Cost Breakdown in Seattle

ComponentCategoryPrice RangeUnit
Materialsmaterial$0.19 – $0.70sq ft
Laborlabor$0.19 – $0.71sq ft
Supplies & Othersupplies$0.04 – $0.19sq ft
Equipment & Disposalequipment$0.04 – $0.12sq ft
Prices adjusted for Seattle local market conditions.

Cost Factors in Seattle, Washington

What Affects Pricing

  • Materials ($0.18-$0.67 per square foot)
  • Labor ($0.14-$0.53 per square foot)
  • Supplies & Other ($0.04-$0.18 per square foot)
  • Equipment & Disposal ($0.04-$0.12 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

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