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What does a Mechanical Engineers salary really buy you in Massachusetts?
Massachusetts is 9.4% pricier than the US averageData: BLS OEWS 2025 + BEA Regional Price Parities 2022 • Updated 2026-05-19
Massachusetts's Regional Price Parity (RPP) is 109.4, meaning prices are 9.4% higher the national average. A Mechanical Engineers earning $119,300 in Massachusetts has the equivalent purchasing power of $109,049 in an average-cost US state.
Every dollar goes further in low-cost states. Here is how each salary percentile compares after adjusting for Massachusetts's cost of living.
| Percentile | Nominal Salary | COL-Adjusted | Difference |
|---|---|---|---|
| 10th Percentile (P10) | $79,570 | $72,733 | $-6,836 |
| 25th Percentile (P25) | $96,440 | $88,153 | $-8,286 |
| Median (P50) | $119,300 | $109,049 | $-10,250 |
| 75th Percentile (P75) | $140,590 | $128,510 | $-12,079 |
| 90th Percentile (P90) | $166,480 | $152,175 | $-14,304 |
While $119,300 sounds high, Massachusetts's elevated cost of living erases 9% of that salary's purchasing power. Your real buying power is $109,049. Consider whether the higher pay offsets the higher costs.
Massachusetts's RPP of 109.4 puts it 9.4% above the national baseline cost of living. A Mechanical Engineers needs that premium in nominal pay just to maintain the same purchasing power as an average-cost state.
After applying Massachusetts's RPP, the $119,300 median salary translates to $109,049 in real terms — a 8.6% loss. That difference can cover several months of expenses over a year for a Mechanical Engineers.
Massachusetts sits at #20 of 51 states for Mechanical Engineers COL-adjusted salary — comfortably above the national midpoint.
Where does Mechanical Engineers salary stretch the furthest? Top 10 states ranked by COL-adjusted median salary.
Massachusetts ranks #20 out of 51 states for Mechanical Engineers after cost-of-living adjustment.
How much do you actually take home? See Mechanical Engineers take-home pay in Massachusetts after taxes →
A Mechanical Engineers in Massachusetts earns a median salary of $119,300 per year. After adjusting for Massachusetts's cost of living (RPP=109.4), the real purchasing power is $109,049 — a -8.6% difference.
Massachusetts's cost of living is 9.4% higher than the national average according to the BEA Regional Price Parities (2022). The RPP index for Massachusetts is 109.4 (US average = 100).
Regional Price Parities (RPPs) are price indexes published by the U.S. Bureau of Economic Analysis (BEA) that measure differences in price levels across states. They are expressed as a percentage of the national average (US = 100). Higher RPP means higher cost of living.
The adjusted salary is calculated as: Nominal Salary x (100 / RPP). For a Mechanical Engineers in Massachusetts: $119,300 x (100 / 109.4) = $109,049. This represents what the salary would be worth in a state with average living costs.
Partially — a Mechanical Engineers's nominal salary of $119,300 in Massachusetts has 8.6% less purchasing power due to higher living costs. The real value is $109,049. However, Massachusetts may offer better career opportunities, networking, and industry access.
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