Heating, Air Conditioning, and Refrigeration Mechanics and Installers Salary in St. Louis, MO-IL

BLS Occupational Employment & Wage Statistics • May 2025 • St. Louis, MO-IL

Median annual salary $61,880 +3.5% vs national
Median hourly $29.75
10th percentile $41,250
90th percentile $101,090
Employed locally 3,640
National median $59,810

Compare Heating, Air Conditioning, and Refrigeration Mechanics and Installers salary & buying power

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    In St. Louis, MO-IL, Heating, Air Conditioning, and Refrigeration Mechanics and Installers earn a median annual salary of $61,880, which translates to a median hourly rate of $29.75. This figure is slightly higher than the national median for this occupation at $59,810. When compared to the area's median household income of $78,225, these mechanics' earnings represent approximately 79% of local households’ typical income. The salary range for this profession in St. Louis spans from a low of $41,250 at the 10th percentile to a high of $101,090 at the 90th percentile, indicating variability based on factors such as experience and specialization within the field.

    Entry-level Heating, Air Conditioning, and Refrigeration Mechanics in St. Louis earn around $41,250 annually, which is significantly lower than their more experienced counterparts who can make upwards of $80,510 (75th percentile) or even $101,090 (90th percentile). The disparity between entry-level and experienced workers' salaries is primarily driven by factors such as years of experience, specialization in high-demand systems, certifications, and proficiency with advanced technologies. As mechanics gain expertise and possibly pursue further training or certification, their ability to command higher wages increases correspondingly. This progression reflects a typical career trajectory where skills acquisition and on-the-job experience lead to increased earning potential within the field.

    Salary percentile breakdown

    10th
    $41,250
    25th
    $49,110
    50th (median)
    $61,880
    75th
    $80,510
    90th
    $101,090

    St. Louis economic context

    Unemployment rate 3.70% 2024 annual avg • BLS LAUS
    Median household income $78,225 2023 • Census ACS
    Heating, Air Conditioning, and Refrigeration Mechanics and Installers salary vs area income 79% Median Heating, Air Conditioning, and Refrigeration Mechanics and Installers salary is 21% below the area median household income

    Frequently asked questions

    How much do Heating, Air Conditioning, and Refrigeration Mechanics and Installers make per hour in St. Louis?

    The median hourly wage for Heating, Air Conditioning, and Refrigeration Mechanics and Installers in St. Louis, MO-IL is $29.75, based on BLS OEWS 2025 data. Top earners (90th percentile) make $48.17 or more per hour.

    Is St. Louis above or below average for Heating, Air Conditioning, and Refrigeration Mechanics and Installers salaries?

    The median Heating, Air Conditioning, and Refrigeration Mechanics and Installers salary in St. Louis, MO-IL is 3.5% above the national median of $59,810. The national figure is from BLS OEWS 2025 data covering all US metropolitan areas.

    What is the entry-level salary for Heating, Air Conditioning, and Refrigeration Mechanics and Installers in St. Louis?

    Entry-level Heating, Air Conditioning, and Refrigeration Mechanics and Installers (10th percentile) earn around $41,250 per year in St. Louis, MO-IL. The 25th percentile — typically workers with 1–3 years of experience — earn approximately $49,110.