Sheet Metal Worker.
Seattle.
$71,000
median salary, 25% above the national average
$55,000 to $92,000. Updated for 2026.
The numbers.
Everything you need to negotiate with confidence.
Sheet Metal Worker pay in Seattle ranges from $55,000 to $92,000 in 2026. The median is $71,000, 25% above the national average. Seattle is home to Amazon, Microsoft, and a dense cluster of cloud computing, gaming, and AI companies. Every dollar in that range is negotiable if you come prepared.
Salary range
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How Seattle compares
Seattle, WA
$71,000
Cost of living: 24% above average
National Average
$57,000
Seattle is $14,000 above
What you should know
Before you negotiate a Sheet Metal Worker offer in Seattle, understand the terrain. Seattle is home to Amazon, Microsoft, and a dense cluster of cloud computing, gaming, and AI companies. The presence of major tech headquarters drives some of the highest engineering salaries outside the Bay Area. Seattle's job market is particularly strong for cloud infrastructure, machine learning, and enterprise software roles. Workers specializing in HVAC ductwork fabrication and architectural sheet metal earn the highest rates. CNC and CAD proficiency for precision fabrication adds 10 to 15% above hand-layout skills alone. Union sheet metal workers in major metropolitan areas benefit from prevailing wage requirements on commercial and government projects that push hourly rates well above open-shop competitors.
Sheet metal apprentices start at $32,000 to $40,000 during their four to five year apprenticeship. Journeymen earn $44,000 to $62,000, while foremen and shop supervisors reach $65,000 to $82,000. Estimators and project managers with sheet metal backgrounds command $80,000 to $110,000 at large mechanical contractors. In Seattle, those numbers run higher. The cost of living here is 24% above average, and employers adjust to compete.
Base salary is not the full picture. Union SMWIA benefits add $15,000 to $25,000 annually in health, pension, and training fund contributions. Overtime on large commercial projects can add $6,000 to $14,000 per year. Tool and equipment allowances of $500 to $1,500 annually are common at union shops. And on the tax side: washington State has no personal income tax, which significantly boosts take home pay. However, state and local sales taxes are among the highest in the country at roughly 10.25%. When someone quotes you $71,000, ask what the total package looks like. The gap between base and total comp is where real money hides.
On negotiation: Remind employers that no state income tax makes your effective compensation higher. You can accept a slightly lower gross salary and still take home more than in California. The range for Sheet Metal Workers in Seattle runs from $55,000 to $92,000. That is not a narrow window. Where you land inside it depends almost entirely on whether you negotiate and how well you prepare.
Top industries in Seattle
Negotiating in Seattle
Remind employers that no state income tax makes your effective compensation higher. You can accept a slightly lower gross salary and still take home more than in California.