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How many licensed boiler operators are in Minnesota?
Licensed-supply count from the Minnesota register, by credential tier and per capita.
As of 2026-08-09, Minnesota has 29,566 licensed boiler operators
on its state register, 256 of them at master level.
29,566
licensed boiler operators
256
master level
515.3
per 100k residents
#1
of 16 states
Minnesota boiler operators by credential tier
Journeyman29,168
Master256
Inspector142
How Minnesota compares
State
Licensed boiler operators
Per 100k
Minnesota
29,566
515.3
Maryland
3,372
54.6
Oregon
2,250
53.1
Minnesota is part of 43,389 licensed boiler operators nationally, and ranks #1 of 16 published states by per-capita density.
Questions
How many licensed boiler operators are there in Minnesota?
As of 2026-08-09, Minnesota has 29,566 licensed boiler operators on its state register, including 256 at master level.
How many boiler operators per capita does Minnesota have?
Minnesota has 515.3 licensed boiler operators per 100,000 residents (Census 2023 population).
Is this the same as employment estimates?
No. This is a count of active licenses on the state register, not a BLS survey estimate of employment. Licensed capacity and estimated employment are different numbers.
How often is this updated?
The register is re-pulled and re-judged nightly. Every figure carries its as-of date.
New licenses, ladder upgrades, classification changes and lapses, by market and credential tier. Read the quarterly free, or license the underlying data.