HVAC System Installation Cost SeattleHVAC System Installation Cost SeattleHVAC System Installation Cost SeattleHVAC System Installation Cost SeattleHVAC System Installation Cost SeattleHVAC System Installation Cost SeattleHVAC System Installation Cost SeattleHVAC System Installation Cost SeattleHVAC System Installation Cost SeattleHVAC System Installation Cost Seattle

HVAC System Installation Cost in Seattle, WA

Detailed pricing guide with local market adjustments and material comparisons

Seattle Average

$7,475–$22,425

Market Tier

Major Metro

Cost Breakdown

HVAC System Installation Cost in Seattle

Major Metro

LowAverageHigh

$7,475$14,950$22,425

Market Tier

Major Metro (1.3x)

Major metropolitan area with high demand and cost of living

Climate Adjustment

1.15x

Based on local climate conditions

Material Cost Comparison

Furnace(Budget)

$5,606–$16,819

Air conditioner or heat pump(Mid-Range)

$7,475–$22,425

Evaporator coil(Premium)

$10,465–$31,395

Factors that affect your cost

Home square footage
System type (split, packaged, heat pump)
Efficiency rating (SEER, AFUE)
Ductwork modifications needed
Zoning system addition
Thermostat type
Permit and inspection costs

Get Quotes in Seattle

RUSS Heating and Cooling

Tacoma, WA

(253) 343-2338

Essential Heating and Air

Tacoma, WA

(253) 364-4888

ALLBRANDS REFRIGERATION

Tacoma, WA

(206) 486-4750

Comfort Craft LLC

Tacoma, WA

(253) 330-5424

Founding Member

Premium spot in Seattle

Ambassador

Lead the Seattle community

Founding Member

Premium spot in Seattle

View all 59 hvacs in Seattle →

Seattle Housing Market

Median Home Price

$750,000

Homes for Sale

1,063

Price per Sq Ft

$599

Local Pros

560

Home Service Professionals Near Seattle

multimedia_specialist 90lender 79Flooring 75Inspectors 69Cleaners 65Painters 63Landscapers 60Roofers 59

Median Household Income

$121,984

Median Home Value

$912,100

Median Rent

$1,998/mo

Homeownership Rate

44.2%

Population

741,440

Median Year Built

1974

Source: U.S. Census Bureau, ACS 2023 5-Year Estimates

Track Your Costs

HVAC

HVAC System Installation

Date

April 2026

Cost

$14,950

Vendor

Your local pro

Warranty

10-year material warranty

Seattle average: $7,475–$22,425

Before

Issue documented with photos

After

Repair completed, area sealed

Materials Used

FurnaceAir conditioner or heat pumpEvaporator coilDuctwork

Warranty Details

10-year material warranty

Auto-Checkup Created

"HVAC System Inspection" — every 12 months

Added by youApril 2026

Property Health Score

Good

hvac category +20 pts(69 → 89)

Documentation19/25

Maintenance20/25

Warranty22/25

Investment21/25

Your health score is calculated based on documentation completeness, maintenance currency, warranty coverage, and investment tracking.

Track this repair in PropDoctor →

Get a Personalized Estimate

Find a HVAC tech near me

I found 59 HVAC technicians in your area. Here are the top results:

Professionals Found

59 results

Smith & Sons

Connected

HVAC technician

4.9(47)

BookQuote

J&R Home Services

HVAC technician

4.7(23)

From $95/hr

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Log my hvac system installation in PropDoctor

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Add to Property History

HVAC technician

Title:HVAC tech

Category:HVAC technician

Date:2026-04-07

Fill Form & Review

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Cost FAQ

What is the average cost of hvac system installation in Seattle?

The average cost of hvac system installation in Seattle, WA ranges from $7,475 to $22,425. The final price depends on Home square footage, System type (split, packaged, heat pump), Efficiency rating (SEER, AFUE).

What factors affect hvac system installation cost?

Key factors include: Home square footage, System type (split, packaged, heat pump), Efficiency rating (SEER, AFUE), Ductwork modifications needed, Zoning system addition, Thermostat type, Permit and inspection costs. In Seattle, local labor rates and material availability also influence pricing.

How do I get accurate quotes for hvac system installation in Seattle?

Get at least 3 quotes from licensed professionals in Seattle. Use Fizbo SmartSearch to find and compare local hvacs, read reviews, and request estimates — all in one place.

Explore Seattle, WA

Homes for Salein Seattle Rentalsin Seattle Home Servicesin Seattle Maintenance Guidesin Seattle Find Professionalsin Seattle

HVAC System Installation Cost in Nearby Cities

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HVAC System Installation Cost in Seattle, WA

Cost Breakdown

HVAC System Installation Cost in Seattle

Material Cost Comparison

Get Quotes in Seattle

Seattle Housing Market

Track Your Costs

HVAC System Installation

Property Health Score

Get a Personalized Estimate

Cost FAQ

More Cost Guides for Seattle

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Furnace Replacement Cost

Ductwork Repair & Cleaning Cost

Smart Thermostat Installation Cost

Explore Seattle, WA

HVAC System Installation Cost in Nearby Cities