Boilermaker salary in St. Louis, MO-IL
Boilermakers in the St. Louis, MO-IL metro area earn a median of $94,640 a year ($45.50 an hour), based on BLS data for 40 workers.
Pay ranges from $79,110 for the lowest-paid 10% to $128,220 for the top 10%. That is 24% higher than the national median of $76,410. Pay here is 20% higher than the Missouri statewide median of $78,550. There are 0.03 boilermakers per 1,000 jobs here — the job is less common than nationally (location quotient 0.50). The average (mean) salary is $95,210, above the median because a few high earners pull it up.
Pay range for boilermakers in St. Louis, MO-IL
| Pay level | Yearly | Hourly |
|---|---|---|
| 10th percentile (entry level) | $79,110 | $38.04 |
| 25th percentile | $79,110 | $38.04 |
| Median | $94,640 | $45.50 |
| 75th percentile | $101,290 | $48.70 |
| 90th percentile (top earners) | $128,220 | $61.65 |
| Average (mean) | $95,210 | $45.77 |
Half of boilermakers earn more than the median and half earn less. Percentiles show the spread: 10% earn less than the 10th percentile, and 10% earn more than the 90th.
Median paycheck, before taxes
| Pay period | Amount |
|---|---|
| Monthly | $7,886.67 |
| Semi-monthly (24 a year) | $3,943.33 |
| Biweekly (26 a year) | $3,640 |
| Weekly | $1,820 |
| Hourly | $45.50 |
Based on a full-time year of 2,080 hours. Convert any amount with the hourly to salary converter.
Boilermaker salary in other metro areas nearby
| Metro area | Median salary | Workers |
|---|---|---|
| Chicago-Naperville-Elgin, IL-IN | $109,640 | 90 |
Highest-paying states for boilermakers
| State | Median salary |
|---|---|
| California | $118,150 |
| Mississippi | $105,910 |
| New Mexico | $101,200 |
| Illinois | $99,730 |
| Michigan | $98,220 |
| Wisconsin | $97,590 |
| Minnesota | $96,190 |
| Washington | $95,200 |
| Indiana | $91,410 |
| Colorado | $89,350 |
See Boilermaker pay in every state or the Missouri statewide figures.
Related jobs in St. Louis, MO-IL
| Job | Median salary | Hourly |
|---|---|---|
| Construction Laborer | $64,500 | $31.01 |
| Carpenter | $70,990 | $34.13 |
| Electrician | $77,170 | $37.10 |
| Operating Engineers and Other Construction Equipment Operators | $82,270 | $39.56 |
| Plumbers, Pipefitters, and Steamfitters | $77,000 | $37.02 |
| Cement Masons and Concrete Finishers | $64,670 | $31.09 |
| Painters, Construction and Maintenance | $59,810 | $28.75 |
| Roofer | $58,750 | $28.25 |
| Brickmasons and Blockmasons | $77,490 | $37.26 |
| Sheet Metal Worker | $66,080 | $31.77 |
| Structural Iron and Steel Workers | $81,640 | $39.25 |
| Insulation Workers, Mechanical | $79,240 | $38.10 |
| Insulation Workers, Floor, Ceiling, and Wall | $59,040 | $28.39 |
| Paving, Surfacing, and Tamping Equipment Operators | $76,800 | $36.93 |
More: Construction and Extraction Occupations · all salaries in St. Louis, MO-IL
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025 estimates, occupation code 47-2011. Wages include base pay, tips, commissions and shift pay, but not overtime, bonuses or benefits, and exclude the self-employed.
Frequently asked questions
How much does a boilermaker make in St. Louis, MO-IL?
The median salary for boilermakers in the St. Louis, MO-IL metro area is $94,640 a year, or $45.50 an hour. Pay ranges from $79,110 for the lowest-paid 10% to $128,220 for the top 10%.
How much do the highest-paid boilermakers make in St. Louis, MO-IL?
The top 10% of boilermakers in the St. Louis, MO-IL metro area earn at least $128,220 a year. The top 25% earn $101,290 or more.
What is the starting pay for boilermakers in St. Louis, MO-IL?
Entry-level pay (the 10th percentile) is about $79,110 a year, and a quarter of boilermakers earn $79,110 or less.
How many boilermakers work in St. Louis, MO-IL?
About 40 boilermakers are employed in the St. Louis, MO-IL metro area, not counting the self-employed.