Plumbing businesses in Louisiana.
Louisiana holds 649 tracked plumbing businesses, 1.3% of the national total, ranking #29 of 51 with 8.62 per 1,000 employer firms in the state.
649
Tracked businesses
#29
National rank
8.62
Per 1,000 businesses
New Orleans
Top city
Where they concentrate
| City | Tracked businesses | Share of state |
|---|---|---|
| New Orleans | 24 | 3.7% |
| Metairie | 19 | 2.9% |
| Shreveport | 16 | 2.5% |
| Baton Rouge | 16 | 2.5% |
| Kenner | 12 | 1.8% |
| Lafayette | 10 | 1.5% |
| Slidell | 7 | 1.1% |
| Lake Charles | 7 | 1.1% |
| Covington | 6 | 0.9% |
| Opelousas | 5 | 0.8% |
Methodology. Web-present plumbing businesses tracked nationally (deduplicated). An activity-verification pass is in progress; counts are tracked entities, not verified-active counts, and will tighten as verification completes.
Total employer firms (all sectors) per state, US Census Bureau Business Dynamics Statistics, 2023. Density is vertical entities per 1,000 employer firms. Louisiana: 75,251 employer firms. Last updated 2026-06-11. Cite freely with a link.
Buying in Louisiana?
Recurring demand, fragmented ownership, and a deep bench of owner-operators approaching retirement make plumbing one of the most acquired trades in the country. Set a free alert and get matched when verified listings launch in Louisiana.
Selling one of the 649?
Start with the free valuation estimator: a market-anchored range in two minutes, assumptions stated, nothing stored.
More states: Kentucky · Maine · all states