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How many licensed plumbers are in Louisiana?
Licensed-supply count from the Louisiana register, by credential tier and per capita.
As of 2026-08-09, Louisiana has 8,305 licensed plumbers
on its state register, 1,487 of them at master level.
8,305
licensed plumbers
1,487
master level
181.6
per 100k residents
#15
of 42 states
Louisiana plumbers by credential tier
Apprentice1,251
Intermediate40
Journeyman5,019
Master1,487
Contractor508
How Louisiana compares
State
Licensed plumbers
Per 100k
Arkansas
8,846
288.4
New Mexico
8,642
408.7
Louisiana
8,305
181.6
Alabama
7,867
154.0
Connecticut
7,110
196.6
Louisiana is part of 324,175 licensed plumbers nationally, and ranks #17 of 42 published states by per-capita density.
Questions
How many licensed plumbers are there in Louisiana?
As of 2026-08-09, Louisiana has 8,305 licensed plumbers on its state register, including 1,487 at master level.
How many plumbers per capita does Louisiana have?
Louisiana has 181.6 licensed plumbers 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.