BLS metro-level wage data places Insulation Workers, Mechanical pay in Portland-South Portland, ME at a median of $63,580 per year ($30.57/hr/hour), drawn from the OEWS May 2025 release for this Metropolitan Statistical Area. Compared to the national median of $58,340, Portland-South Portland pays +9% above, signaling either concentrated employer demand, a cost-of-living premium, or both. Approximately 300 insulation workers, mechanicals are employed across the Portland-South Portland MSA in SOC 47-2132.

The Portland-South Portland pay distribution spans from $54,180 at the 10th percentile to $73,690 at the 90th — a 1.4× spread that reflects experience tenure, specialization, employer size, and the difference between public-sector, nonprofit, and private-sector compensation inside the metro. The 25th percentile sits at $62,550 and the 75th at $63,580, so half of Portland-South Portland-based insulation workers, mechanicals earn within that middle band.

Metro figures capture where you actually work, not just where you live — which matters for commuters. BLS draws metro boundaries from the OMB MSA definitions, so Portland-South Portland, ME covers the central city plus outlying counties tied to the metro economically. Remember that OEWS wages reflect base pay only: employer-provided health insurance, retirement matches, stock options, signing bonuses, overtime, and tips are excluded and can add 20-40% to real total compensation. Before using this metro median as a negotiation anchor, triangulate against the same occupation's national profile (linked below), its state-wide ME data, and peer-metro comparisons — a median is a starting point, not a ceiling.