# Plumbing companies in Louisiana

There are **2,883 plumbing companies** in Louisiana (CityPreferred count, October 2026). North Island has the most (849), then New Orleans (124).

## Louisiana cities

**Plumbing companies in Louisiana by city, October 2026**

| City | Companies |
| --- | --- |
| North Island | 849 |
| New Orleans | 124 |
| Baton Rouge | 108 |
| Shreveport | 100 |
| Metairie | 92 |
| Lafayette | 66 |
| Kenner | 59 |
| Lake Charles | 57 |
| Slidell | 50 |
| West Monroe | 49 |
| Denham Springs | 47 |
| Houma | 44 |
| Covington | 40 |
| New Iberia | 35 |
| Mandeville | 33 |
| Bossier City | 31 |
| Gretna | 26 |
| Marrero | 26 |
| Thibodaux | 25 |
| Walker | 21 |
| Hammond | 21 |
| Sulphur | 20 |
| Ruston | 20 |
| Chalmette | 20 |

## Louisiana and the rest of the country

Louisiana has 2,883 of the 185,402 plumbing companies in the country (2%). [All states](https://citypreferred.com/data/plumbing).

## What is counted

Independent businesses that do this work, for homes or for businesses. Suppliers, stores and national chains are left out. Being counted does not mean a company is licensed, insured or recommended. A city is listed when it has 20 or more. [How we count](https://citypreferred.com/data-methodology).

## Questions and answers

### How many plumbing companies are there in Louisiana?

2,883, by CityPreferred's count as of October 2026.

### Which Louisiana city has the most?

North Island, with 849, followed by New Orleans with 124.

## Need a company for this?

Tell CityPreferred the job and your ZIP code at https://citypreferred.com/request. A person checks the request and one local company that does that kind of work contacts you. Free for you; the company pays CityPreferred. Details: https://citypreferred.com/how-we-are-paid

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Canonical page: https://citypreferred.com/data/plumbing/la

Last reviewed: 2026-10-01

Publisher: CityPreferred (https://citypreferred.com)