Basic
$3,406 – $7,786 each
80% AFUE single-stage gas furnace vented into the existing flue, new gas connector and shutoff, permit, old unit hauled
How Much Does Forced Air Gas Furnace Cost in Seattle, Washington?
Replace a natural-gas forced-air furnace (80-96% AFUE) on existing ductwork, including venting, gas connection, permit and haul-away.
Forced Air Gas Furnace in Seattle, Washington typically costs $4,008 to $9,160 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Forced Air Gas Furnace in Seattle, Washington
$4,008 – $9,160
eachPrices in Seattle are 19.0% higher than the national average for forced air gas furnace.
National average: $3,500 – $8,000 each
What you get at each price level
Standard
$4,008 – $9,160 each
92-95% AFUE condensing gas furnace with ECM blower, PVC venting, condensate drain, new gas shutoff and permit
Premium
$5,009 – $11,450 each
96% AFUE two-stage condensing gas furnace with variable-speed blower, PVC venting, condensate neutralizer, programmable thermostat
Cost Breakdown in Seattle
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $1,638 – $3,744 | each |
| Labor | labor | $1,642 – $3,752 | each |
| Supplies & Other | supplies | $437 – $998 | each |
| Equipment & Disposal | equipment | $291 – $666 | each |
Prices adjusted for Seattle local market conditions.
Forced Air Gas Furnace photo examples
Condensing gas furnace with white PVC vent pipes and ductwork in a utility closet
Photo: Wtshymanski · CC BY-SA 4.0 · Source
Cost Factors in Seattle, Washington
What Affects Pricing
- Materials ($1,575.00-$3,600.00 per unit)
- Labor ($1,225.00-$2,800.00 per unit)
- Supplies & Other ($420.00-$960.00 per unit)
- Equipment & Disposal ($280.00-$640.00 per unit)
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
- Angi: How Much Does a New Furnace Cost? [2026], Angi, retrieved Nov 2026
- Carrier: Gas Furnace Cost, carrier.com, retrieved Nov 2026
- NerdWallet: Cost to Replace a Furnace, NerdWallet, 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 forced air gas furnace contractors in Seattle for personalized quotes based on your specific project.