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How Much Does a Plumbing Project Manager Make in Seattle?

Seattle plumbing PMs are earning $138K–$172K base in 2026, with healthcare and high-rise specialists pushing $195K total. Here's what separates the top 20% of the market.

How much does a plumbing project manager make in Seattle?

Mid-career (8–14 years) commercial plumbing project managers in the Seattle metro (King, Snohomish, Pierce counties) are landing $138,000–$172,000 base in 2026, with 10–17% bonus and a truck or vehicle allowance of $700–$950/month. Total cash comp: $158,000–$202,000.

Senior plumbing PMs (15+ years, $30M+ project value) push to $180,000–$218,000 base with 15–22% bonus. Top of the market — biotech interior fit-outs, hospital new-builds, and Class A high-rise — lands $225,000–$248,000 total.

What is the entry-level plumbing PM salary in Seattle?

APM and PM I roles (2–5 years) in Seattle: $88,000–$112,000 base with 5–8% bonus. Seattle's plumbing labor market is tight enough that early-career PMs with strong Revit/BIM chops close 6–10% above metro median.

What drives the top of the Seattle plumbing PM range?

  • Biotech and life-sciences interior fit-out. Fred Hutch, Seattle Children's, and UW Medicine work pays 10–16% above general commercial.
  • High-rise plumbing coordination. Managing pressure zones, booster stations, and greywater across 30+ story residential or mixed-use pays $10K–$20K above low-rise work.
  • Medical gas certification. ASSE 6030 or NITC medical gas installer/inspector leadership adds $8K–$14K to base.
  • BIM/Revit fluency. PMs who own coordination through Navisworks clash cycles earn $8K–$16K more than execution-only PMs.

How does Seattle plumbing PM pay compare to Portland and San Francisco?

Seattle plumbing PM base sits 6–10% above Portland and 8–14% below San Francisco at equivalent experience. The gap to SF is closing because Seattle's biotech capex cycle is pulling plumbing PM demand and per-project premiums.

Which Seattle contractors pay the top of the range?

Large regional mechanical contractors with dedicated plumbing divisions and specialty biotech/healthcare plumbing contractors pay the top of the Seattle range. Mid-size firms ($40M–$100M) pay 5–9% below the top but often carry richer 401(k) match and PTO structures. Live Seattle plumbing PM jobs are with clients hiring at or above metro median.

Is there a shortage of plumbing PMs in Seattle in 2026?

Yes. Seattle's healthcare capex cycle plus continued Class A high-rise activity is running ahead of the plumbing PM talent pool. Roles at $150K+ base sit open 60–100 days on average.

Methodology

Ranges reflect 25th–75th percentile signed offers from Gulfstream's Seattle-metro plumbing PM placements Q3 2024 – Q3 2026, reconciled against BLS OEWS May 2025 (SOC 11-9021) and ENR Northwest 2026 salary index.

Related: Seattle plumbing PM jobs · 2026 Mechanical PM Salary Guide · Comp benchmark

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