HVAC Costs in Seattle, WA
Verified cost ranges for hvac in Seattle
HVAC Costs in Seattle
Cost ranges verified from official sources
Furnace Installation
Seattle, WA
Low
$949
Average
$3,562
High
$8,965
Updated Apr 2026
Heat Pump Installation
Seattle, WA
Low
$2,521
Average
$8,799
High
$22,357
Updated Apr 2026
Ductwork Installation
Seattle, WA
Low
$71
Average
$4,802
High
$13,385
Updated Apr 2026
Furnace Repair
Seattle, WA
Low
$73
Average
$1,157
High
$2,971
Updated Apr 2026
Thermostat Installation
Seattle, WA
Low
$97
Average
$271
High
$542
Updated Apr 2026
Duct Cleaning
Seattle, WA
Low
$56
Average
$2,056
High
$5,557
Updated Apr 2026
Boiler Installation
Seattle, WA
Low
$2,063
Average
$3,785
High
$8,487
Updated Apr 2026
Boiler Repair
Seattle, WA
Low
$83
Average
$2,494
High
$6,779
Updated Apr 2026
HVAC Maintenance Tune-Up
Seattle, WA
Low
$56
Average
$2,056
High
$5,557
Updated Apr 2026
Heat Pump Repair
Seattle, WA
Low
$83
Average
$3,369
High
$9,279
Updated Apr 2026
Geothermal Heat Pump Installation
Seattle, WA
Low
$56
Average
$27,338
High
$77,791
Updated Apr 2026
Attic Insulation Installation
Seattle, WA
Low
$333
Average
$6,238
High
$17,225
Updated Apr 2026
Radiant Floor Heat Installation
Seattle, WA
Low
$489
Average
$489
High
$644
Updated Apr 2026
Understanding HVAC Costs in Seattle
Furnace installation costs in Seattle vary significantly based on system complexity, home size, and existing infrastructure. The wide range reflects differences in equipment quality, installation difficulty, and local market conditions. Seattle's climate and building codes influence both material selection and labor requirements, contributing to the variation seen across the verified cost range.
How Seattle Compares
*Based on aggregated cost data from multiple sources