Career Atlas USA

Insulation Workers, Mechanical Salary in St. Louis, MO-IL

According to the latest U.S. Bureau of Labor Statistics data, the median annual wage for Insulation Workers, Mechanical in St. Louis, MO-IL is $79,240. BLS estimates approximately 560 people work in this occupation in St. Louis, MO-IL. St. Louis, MO-IL is 35.8% above the national median ($58,340).

Median salary
$79,240
Average salary
$75,670
Median hourly
$38.10
Employment
560

Salary Distribution

Not everyone earns the median. Percentile wages show the range of pay within this occupation.

PercentileAnnual wageHourly wage
10th percentile$49,420$23.76
25th percentile$62,950$30.27
Median (50th)$79,240$38.10
75th percentile$92,980$44.70
90th percentile$92,990$44.71

Data Reliability

BLS OEWS is a survey, not a full census — every estimate carries a margin of error. The relative standard error (RSE) below is BLS’s own measure of how much an estimate could vary; lower is more precise.

Wage estimate
RSE 4.8% — Very reliable
Employment estimate
RSE 37.4% — Low reliability

Where Does Your Salary Fall?

Enter an annual salary to see roughly where it falls among reported wages for this occupation, based on the percentile points above.

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What Should You Ask For?

A starting point for salary negotiation, based on this occupation’s real published wage distribution and your years of experience.

For a early-career candidate (3-5 years), a reasonable target range is:

$62,950$79,240

Roughly the 25th–50th percentile of reported wages for this occupation.

Local cost of living adjusts the median here to about $83,333 in national purchasing power — worth factoring in alongside the raw number.

This is a general rule of thumb built from real BLS percentile data — not personalized advice. Your actual leverage depends on your specific skills, the employer, and the local market.

Concentration

Jobs per 1,000
0.419
Location quotient
2.54

Cost-of-Living Adjusted Salary

St. Louis, MO-IL’s regional price level is below the national average (index 95.088, where 100 = U.S. average). Adjusted for that, the median salary has the purchasing power of $83,333 at the national price level.

This is a Career Atlas USA calculation based on BLS wage data and BEA Regional Price Parities. It is not a separate BLS wage estimate. Wage data: May 2025. Cost-of-living data: 2024.

Cost-of-Living Breakdown

One overall index can hide a lot — a state can be about average overall while housing runs far above or below that. Same 100 = U.S. average scale as above, per category.

Housing
79.0 (below avg)
Goods
100.0 (below avg)
Utilities
69.9 (below avg)
Other Services
98.6 (below avg)

Sources

Wage data: BLS Occupational Employment and Wage Statistics (OEWS)May 2025 (release 25).

Figures shown as “Not available” reflect wages the source does not publish (e.g. suppressed for reliability), not zero.

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Insulation Workers, Mechanical Salary in St. Louis, MO-IL: Pay & Job Data | Career Atlas USA