Basic
$1,947 – $6,813 per project
Entry inverter single-zone system around 19-21 SEER2, wall-mount head, insulated line set evacuated and leak-checked, condenser on a pad, disconnect
How Much Does Mini Split Air Conditioning System Cost in Seattle, Washington?
Install a single-zone ductless mini-split system (one outdoor condenser and one indoor head, 9k-24k BTU), including line set, condensate, electrical disconnect and startup.
Mini Split Air Conditioning System in Seattle, Washington typically costs $2,290 to $8,015 per project as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Mini Split Air Conditioning System in Seattle, Washington
$2,290 – $8,015
per projectPrices in Seattle are 19.0% higher than the national average for mini split air conditioning system.
National average: $2,000 – $7,000 per project
What you get at each price level
Standard
$2,290 – $8,015 per project
Mid-efficiency inverter system around 22-24 SEER2, quieter head, Wi-Fi-ready control, line set vacuumed and leak-checked, condenser on a pad
Premium
$2,863 – $10,019 per project
High-efficiency inverter system around 25-28 SEER2 with low-ambient rating, Wi-Fi control, nitrogen test, deep vacuum, condenser on a pad
Cost Breakdown in Seattle
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $936 – $3,276 | job |
| Labor | labor | $938 – $3,283 | job |
| Supplies & Other | supplies | $250 – $874 | job |
| Equipment & Disposal | equipment | $166 – $582 | job |
Prices adjusted for Seattle local market conditions.
Cost Factors in Seattle, Washington
What Affects Pricing
- Materials ($900.00-$3,150.00 per project)
- Labor ($700.00-$2,450.00 per project)
- Supplies & Other ($240.00-$840.00 per project)
- Equipment & Disposal ($160.00-$560.00 per project)
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
- Cost to Install a Ductless Mini-Split: Honest Price Guide, airprosolutionsllc.com, retrieved Nov 2026
- Mini Split Installation Cost | Carrier, Carrier, 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 mini split air conditioning system contractors in Seattle for personalized quotes based on your specific project.