# Plumbing companies in New Hampshire

There are **896 plumbing companies** in New Hampshire (CityPreferred count, October 2026). Manchester has the most (70), then Nashua (40).

## New Hampshire cities

**Plumbing companies in New Hampshire by city, October 2026**

| City | Companies |
| --- | --- |
| Manchester | 70 |
| Nashua | 40 |
| Concord | 26 |
| Portsmouth | 23 |
| Hooksett | 22 |
| Merrimack | 21 |

## New Hampshire and the rest of the country

New Hampshire has 896 of the 185,402 plumbing companies in the country (0%). [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 New Hampshire?

896, by CityPreferred's count as of October 2026.

### Which New Hampshire city has the most?

Manchester, with 70, followed by Nashua with 40.

## 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/nh

Last reviewed: 2026-10-01

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