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Licensed plumbers in St. Louis County, MN, Greater Duluth Metro Area: Workforce, Wages & Demand

Licensed supply, credential mix, wages and demand for plumbers in St. Louis County, MN, from the state register (updated nightly) and BLS.

St. Louis County, MN carries 541 licensed plumbers and a median wage of $85,060/yr ($40.89/hr).

541
licensed plumbers
$85,060
median annual wage (BLS OEWS, metro area)
64
construction demand index

See where plumbers earn more near you

A free report on your market: what the trade pays here, where your credential sits against the local licensed workforce, and the nearby counties that pay more, with the difference and the distance. No account needed.

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How the pay compares

This county sits at the 91st percentile nationally for plumbers pay, above the median US county. Average weekly wages across the county's construction trades rose 0.3% year over year (BLS QCEW).

Where plumbers earn more near St. Louis County

Counties within 150 miles whose published median for this occupation is higher than St. Louis County's. Medians from the same BLS OEWS series shown above, not offers, and pay is only one reason to move.

CountyMedianDifferenceDistance
Mille Lacs County, MN$101,630+$16,570126 mi
Chisago County, MN$101,630+$16,570144 mi
Isanti County, MN$101,630+$16,570144 mi
Itasca County, MN$94,410+$9,35052 mi
Lake County, MN$94,410+$9,35052 mi

Licensed workforce by level

Apprentice50
Journeyman281
Master132
Contractor78

Licensed Plumber contractors near St. Louis County

Active, licensed firms and master-tier individuals on the MN register.

NameTier
A 1 Services IncContractor
A&t Pump Service LLCContractor
A G Obrien Plumbing & Heating CoContractor
Anderson Todd MContractor
A W Kuettel & Sons IncContractor
Advantage Air Plumbing Heating & Cooling IncContractor
Ak Plumbing LLCContractor
All Service Heating LLCContractor
Als Plumbing & Heating Of Cook LLCContractor
Approve Plumbing IncContractor
Adam D DahlinMaster
Adam M CaldwellMaster
Adam M KlimekMaster
Alan B HeiselMaster
Alan L NelsonMaster
Alex T SertichMaster

St. Louis County within the Duluth, MN-WI metro

St. Louis County holds 73% of the metro area's 738 licensed plumbers (the largest plumbers pool among its 3 counties), at 27.0 per 10,000 residents against 26.2 metro-wide.

Who entered and left in the last 12 months

Counted from ATI's nightly diff of the MN register itself, over the trailing year. Runs that failed a data-quality gate are excluded, so a scraper outage is never reported as workers leaving.

MovementWorkersWhat it means
New licenses issued13People who entered the licensed workforce here.
Licenses lapsed11Expired or not renewed. Retirement, relocation or leaving the trade.
Moved up a credential tier0Apprentice to journeyman, journeyman to master, and so on.
Net change2New licenses minus lapsed. Negative means the licensed base shrank.

Who employs plumbers here

Employment from the BLS Quarterly Census of Employment and Wages for the industry this trade sits in; payroll from the Census County Business Patterns. Establishment counts are QCEW where the county is disclosed and an ATI estimate otherwise.

MeasureValueWhat it counts
Employer establishments71Physical business locations in this industry.
Industry employment686Everyone on those payrolls, not only licensed trades.
Annual industry payroll$126MTotal wages paid across those establishments (Census CBP, 2023).

How much work is in St. Louis County

County-wide construction activity, across all trades rather than plumbers specifically. Each figure names its source and the period it covers.

MeasureValueWhat it means for you
New housing units permitted412Last full year, county-wide. 20 per 10,000 residents. Permits lead construction hiring by months, so this is the earliest honest signal of work arriving (Census Building Permits Survey).
Construction employment2,470Everyone working in construction in this county, all trades and office staff. Average pay $1,530 per week. BLS QCEW.
Median year homes were built1962Older stock means more repair, replacement and retrofit work, which is steadier than new build and does not stop in a downturn (Census ACS).
Net migration-10People who moved in minus people who moved out, from IRS address changes. Arrivals need housing, wiring, plumbing and heat.

Density and pipeline

26.9 licensed plumbers per 10,000 residents; 251 licensed holders per 100 estimated workers in the trade; 3.4 apprentices per 10,000 residents. A thin pipeline against an ageing licensed base is how a shortage forms years before it shows up in wages.

Common questions

How many licensed plumbers are in St. Louis County, MN?
St. Louis County has 541 licensed plumbers on the MN register.
What do plumbers earn in St. Louis County?
The median annual wage for this occupation in this market is $85,060 ($40.89/hour), per BLS OEWS.
Is this a job board?
No. This page is ATI's own licensed-workforce and market data for this county and trade. Job listings above, where present, are an additive real-time layer, not the page's core content.
Is this page for Duluth specifically?
This page covers all of St. Louis County, MN, which is part of the Greater Duluth metro area (the Census-defined metro this county belongs to), so it includes but is not limited to Duluth proper.

License register: 2026-10-05; Wages: 2025-05-31; Demand: 2026-10-05; Apprenticeship: 2025-12-31.

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This number changes tonight.

This page is a free snapshot of plumbers in St. Louis County, MN. Track the same market every night and see which contractors just got licensed, added a trade, or dropped off, and pull the full record, with contact details where available, on any of them. Get the weekly intelligence email on the markets you follow. ATI is in private beta; apply for access.

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