Data
Plumbing companies in Illinois
There are 7,754 plumbing companies in Illinois (CityPreferred count, October 2026). Chicago has the most (1,337), then Elgin (84).
Reviewed October 1, 2026
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Illinois cities
| City | Companies |
|---|---|
| Chicago | 1,337 |
| Elgin | 84 |
| Rockford | 72 |
| Aurora | 69 |
| Springfield | 62 |
| Arlington Heights | 61 |
| Des Plaines | 61 |
| Joliet | 59 |
| Bloomington | 58 |
| Naperville | 54 |
| Skokie | 54 |
| Lombard | 53 |
| Schaumburg | 47 |
| Plainfield | 46 |
| Evanston | 46 |
| Peoria | 45 |
| Addison | 45 |
| Palatine | 44 |
| Oak Park | 44 |
| Orland Park | 42 |
| Downers Grove | 42 |
| St. Charles | 42 |
| Mchenry | 41 |
| Antioch | 40 |
| Decatur | 40 |
| Elmhurst | 39 |
| Northbrook | 39 |
| Elk Grove Village | 38 |
| Champaign | 38 |
| Glenview | 37 |
| Niles | 37 |
| Cicero | 36 |
| Tinley Park | 35 |
| Belleville | 35 |
| Hampshire | 34 |
| Waukegan | 34 |
| Villa Park | 32 |
| Lake Zurich | 32 |
| Melrose Park | 30 |
| Morton Grove | 30 |
| Bolingbrook | 30 |
| Bensenville | 30 |
| Berwyn | 30 |
| Oak Lawn | 30 |
| Park Ridge | 29 |
| Alsip | 29 |
| Bartlett | 28 |
| Buffalo Grove | 28 |
| Roselle | 28 |
| Crystal Lake | 27 |
| Mount Prospect | 27 |
| Wauconda | 27 |
| Wheaton | 27 |
| Oswego | 26 |
| New Lenox | 25 |
| Mokena | 25 |
| Brookfield | 24 |
| Hoffman Estates | 24 |
| Westmont | 24 |
| Glen Ellyn | 24 |
| Carol Stream | 24 |
| Wheeling | 24 |
| Lemont | 24 |
| Libertyville | 23 |
| Frankfort | 23 |
| Homewood | 22 |
| Round Lake | 22 |
| Harvey | 22 |
| Danville | 22 |
| Lockport | 21 |
| Grayslake | 21 |
| Quincy | 21 |
| South Elgin | 21 |
| Streamwood | 21 |
| Bloomingdale | 20 |
| Collinsville | 20 |
| Normal | 20 |
| Cary | 20 |
| Freeport | 20 |
Illinois and the rest of the country
Illinois has 7,754 of the 185,402 plumbing companies in the country (4%). All states.
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.
Questions and answers
- How many plumbing companies are there in Illinois?
- 7,754, by CityPreferred's count as of October 2026.
- Which Illinois city has the most?
- Chicago, with 1,337, followed by Elgin with 84.