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Plumber shortage in Indiana: the licensed-supply numbers
What the Indiana register actually shows, by tier and per capita, updated nightly.
As of 2026-08-09, Indiana carries 12,526 licensed plumbers
on its state register, or 182.5 per 100,000 residents.
12,526
licensed plumbers
182.5
per 100k residents
#16
density rank of 42
0.8
apprentice : journeyman
The apprentice-to-journeyman pipeline behind them runs at 0.8 in Indiana, against 0.492 nationally, a read on whether the plumbers supply is being replenished.
By credential tier
Every plumber license on the Indiana register, normalized to one ladder.
Tier
Licensed
Share
Apprentice
3,579
29%
Journeyman
4,500
36%
Contractor / business
4,447
36%
Against comparable states
States nearest Indiana on licensed plumbers per capita.
State
Licensed plumbers
Per 100k
Indiana
12,526
182.5
Arkansas
8,846
288.4
Hawaii
3,329
232.0
Connecticut
7,110
196.6
Louisiana
8,305
181.6
Michigan
17,967
179.0
Rhode Island
1,901
173.5
Counts, not a capacity opinion. We publish the licensed supply and the pipeline
ratio; whether a market can absorb a given project is a judgement for the reader, not a claim we make.
Frequently asked
Is there a plumbers shortage in Indiana?
Reporting on the shortage rarely states how many are actually licensed. Indiana carries 12,526 licensed plumbers on its register as of 2026-08-09, or 182.5 per 100,000 residents. Readers can weigh that supply against demand directly.
How many licensed plumbers does Indiana have?
12,526 on the state register as of 2026-08-09.
Where does the shortage narrative come from?
Industry analyses project national shortfalls of hundreds of thousands of skilled-trades workers against data-center and electrification demand. Those are demand-side estimates; the figure here is the licensed supply on the register today.
New licenses, ladder upgrades, classification changes and lapses, by market and credential tier. Read the quarterly free, or license the underlying data.