Plumber.
Boston.
$73,000
median salary, 22% above the national average
$56,000 to $95,000. Updated for 2026.
The numbers.
Everything you need to negotiate with confidence.
The median Plumber salary in Boston is $73,000, 22% above the national average. Entry level starts near $56,000. Experienced professionals push past $95,000. Boston's job market is powered by world class universities, a thriving biotech corridor, and established finance and healthcare sectors. That spread is your negotiation window.
Salary range
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How Boston compares
Boston, MA
$73,000
Cost of living: 22% above average
National Average
$60,000
Boston is $13,000 above
What you should know
Before you negotiate a Plumber offer in Boston, understand the terrain. Boston's job market is powered by world class universities, a thriving biotech corridor, and established finance and healthcare sectors. The Kendall Square area is one of the most concentrated biotech hubs globally. Tech salaries in Boston are competitive with West Coast markets, particularly for roles that intersect with life sciences, AI, and robotics. Licensed master plumbers earn 25 to 35% more than journeymen, with commercial and industrial specialization pushing pay to the top of the range. Plumbers who handle gas line work, backflow prevention, or medical gas systems command premium rates. Union membership in major metro areas provides the strongest wage floors.
Apprentice plumbers start at $32,000 to $40,000 during their four to five year apprenticeship. Journeymen earn $46,000 to $65,000, while master plumbers reach $65,000 to $85,000. Plumbing contractors who run their own businesses can earn $90,000 to $150,000 or more. In Boston, those numbers run higher. The cost of living here is 22% above average, and employers adjust to compete.
Base salary is not the full picture. Union plumbers receive health insurance, pension contributions, and annuity funds worth $15,000 to $25,000 annually on top of wages. Overtime during emergency calls can add $8,000 to $15,000 per year, especially for on-call residential specialists. And on the tax side: massachusetts has a flat 5% income tax on most earnings, plus a 4% surtax on income above $1 million. There is no city income tax in Boston, keeping the total burden moderate. When someone quotes you $73,000, ask what the total package looks like. The gap between base and total comp is where real money hides.
On negotiation: Emphasize specialized credentials or advanced degrees. Boston employers, especially in biotech and finance, place a premium on educational pedigree and certifications. The range for Plumbers in Boston runs from $56,000 to $95,000. 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 Boston
Negotiating in Boston
Emphasize specialized credentials or advanced degrees. Boston employers, especially in biotech and finance, place a premium on educational pedigree and certifications.