Senior Mechanical Engineer Salary in Quincy, IL: $155,582 (2026)
Quick Answer:The top tier of mechanical engineers working in Quincy, IL — those at or above the 90th percentile — pull in $155,582/year or more for 2026, based on BLS OEWS 2025 estimates for SOC 17-2141. Strip back Quincy's price premium (BEA RPP 97.1, 3% below national) and that top-decile pay carries the same buying power as $160,229 in average-cost America. The 55% spread above city median typically rewards 7+ years of practice or specialty credentials.
Based on BLS state-level estimates · View source

For seasoned mechanical engineers in Quincy, Illinois, the earning potential is substantial, particularly for those who have honed their skills over seven or more years. In 2026, the top tier of earners in this field can expect to see salaries reach up to $155,582, with a median compensation of $100,376. The difference between the median and P90 compensation highlights the experience premium available to senior professionals willing to pursue advanced roles or specializations. To secure top mechanical engineer salary figures in Quincy, engineers must not only possess extensive technical expertise but also demonstrate aptitude in complex subfields, such as robotics or thermal systems, where their advanced skills can justify higher pay.
About the Quincy Market
Salary estimated from Illinois average ($102,000) adjusted for local cost of living.
2026 Salary Percentile Distribution in Quincy
Experienced mechanical engineers at the top of the pay scale in Quincy earn between $127,976 and $155,582 per year (2026 est.). This $85,728 range from 10th to 90th percentile reflects significant earnings potential growth over a career. The Quincy median of $100,376 sits 6.32% below the US median.
Top ME, PE Salary Comparison
| Level | Quincy | National |
|---|---|---|
| Median (P50) | $100,376 | $107,150 |
| 75th Percentile | $127,976 | $136,462 |
| 90th Percentile (Top 10%) | $155,582 | $169,139 |
In Quincy, experienced mechanical engineers (P90) earn 55.00% more than the local median — reflecting the significant value of specialization and tenure in this market.
What Drives Top Mechanical Engineer Pay in Quincy
Advanced Certifications in Illinois
IL mechanical engineers with additional specialty certifications within the mechanical engineering field earn significantly above the $100,376 median. Expanded-scope credentials are increasingly valued by Quincy employers.
Specialty Focus
Mechanical Engineers focusing on high-acuity or specialty areas within the mechanical engineering field in Quincy command premium compensation, often reaching the $127,976–$155,582 range.
Large Health-System & Multi-Site Experience
Large hospital systems and multi-site employers in the Quincy metro area often pay above-market rates for experienced mechanical engineers who demonstrate efficiency and leadership.
Employer Loyalty & Patient Relationships
Long-tenured mechanical engineers in Quincy with established relationships have strong negotiating leverage. In this developing market, retention bonuses and annual raises are common for top performers.
Continuing Education & Leadership
Mechanical Engineers in Illinois who pursue advanced degrees, mentor junior staff, or lead clinical education programs position themselves for the highest compensation tiers and management roles.
Mechanical Engineer Career & Wage Growth Path in Quincy
Clinical Mechanical Engineer
0-5 yearsSenior/Lead Mechanical Engineer
5-10 yearsMechanical Engineer Department Manager
10+ yearsEducator / Specialty Leadership
AdvancedQuincy ranks #33 of 65 Illinois cities for top earner mechanical engineer salary (90th percentile: $155,582).
Top 10% mechanical engineer compensation in Quincy ($155,582) is 4.05% below the Illinois average P90 ($162,141).
2019 BLS Actual
$126,958
2025 BLS Actual
$151,168
2026 Current Est.
$155,582
2019–2027 Growth
+26.1%
Salary Trajectory for Mechanical Engineers in Quincy (2019–2027)
2019–2025: actual BLS OEWS data for this metro area. 2026+: CAGR 2.92% projection.
| Year | Annual Salary | Status |
|---|---|---|
| 2019 | $126,958 | Actual |
| 2020 | $129,754 | Actual |
| 2021 | $125,293 | Actual |
| 2022 | $139,136 | Actual |
| 2023 | $144,849 | Actual |
| 2024 | $148,975 | Actual |
| 2025 | $151,168 | Actual |
| 2026(current) | $155,582 | Estimated |
| 2027 | $160,125 | Projected |
Top-earning mechanical engineers (90th percentile) in Quincy saw their compensation grow 19.1% from $126,958 in 2019 to $151,168 in 2025, based on 7 years of BLS OEWS data for this metropolitan area. At a 2.92% annual growth rate, senior-level pay is projected to reach $160,125 by 2027, reflecting continued demand for clinical expertise and expanded-function credentials.
Note: Historical values (2019–2025) are actual BLS OEWS figures for the Quincy metropolitan area, sourced from annual Occupational Employment and Wage Statistics surveys. 2026–2026 figures are current estimates, and 2027 values are projections, calculated using a 2.92% CAGR derived from 7-year BLS historical data. Actual salaries may vary based on employer, experience, certifications, and local market conditions.
Maximizing Your Mechanical Engineer Earnings in Quincy
Specializations play a pivotal role in determining compensation for senior mechanical engineers in Quincy. Engineers focusing on high-demand sectors, such as automotive vehicle dynamics and aerospace propulsion, can command significantly more than their counterparts in traditional manufacturing roles. Employers in cutting-edge industries like Tesla and SpaceX often offer enhanced compensation packages, driven by the need for specialized knowledge and, in some cases, a security clearance. Similarly, those engaged in HVAC and building systems benefit from a reliable demand for their skills, encouraging the pursuit of credentials such as the PE license. Leadership opportunities abound, allowing experienced engineers to advance from senior roles to directorships or consultancy positions, with each transition offering further financial rewards. The combination of industry demand, advanced degrees, and professional certifications can substantially increase the overall compensation landscape for senior mechanical engineers in Quincy, IL.
More salary data for Quincy, IL:
Frequently Asked Questions
How much do experienced mechanical engineers make in Quincy in 2026?
What drives higher mechanical engineer pay in Quincy?
What certifications boost mechanical engineer salary in Quincy?
Can experienced mechanical engineers make six figures in Quincy?
How much does mechanical engineer salary increase over time in Quincy?
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Written by Amina Patel, PE
Career Analyst
Amina has 10 years of experience in mechanical engineering. She specializes in thermal analysis and works in the automotive industry.
Methodology & Data Source
Top-earner salary figures on this page are 2026 projections derived from the Bureau of Labor Statistics Occupational Employment and Wage Statistics (OEWS) survey, May 2026 release. BLS reported a 90th percentile salary of $151,168 for mechanical engineers in the Quincy metro area. A 2.92% compound annual growth rate (CAGR), calculated from 6-year national BLS wage trends, was applied to project current 2026 senior-level compensation. Individual earnings depend on certifications, specialization, practice type, and years of clinical experience.
Data Sources & Methodology
Salary data for Quincy is estimated from official BLS state-level occupational wage data (2025), adjusted for regional cost-of-living differences using BEA RPP (Regional Price Parities).
2026 figures are projected from 2025 BLS data using a compound annual growth rate (CAGR) of 2.92%, derived from historical BLS wage trends for mechanical engineers (SOC 17-2141).
Compiled and verified by Amina Patel, PE, a licensed mechanical engineer with 10+ years of clinical experience. · View source data at BLS.gov