Data
Electrical contractors in Maryland
There are 3,143 electrical contractors in Maryland (CityPreferred count, October 2026). Baltimore has the most (219), then Silver Spring (84).
Reviewed October 1, 2026
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Maryland cities
| City | Companies |
|---|---|
| Baltimore | 219 |
| Silver Spring | 84 |
| Gaithersburg | 79 |
| Frederick | 74 |
| Rockville | 63 |
| Annapolis | 58 |
| Laurel | 56 |
| Hagerstown | 54 |
| Waldorf | 49 |
| Upper Marlboro | 42 |
| Mount Airy | 42 |
| Westminster | 41 |
| Columbia | 40 |
| Hyattsville | 39 |
| Maryland City | 38 |
| Pasadena | 37 |
| Germantown | 36 |
| Glen Burnie | 35 |
| Beltsville | 35 |
| Bowie | 30 |
| Mechanicsville | 29 |
| Bel Air | 29 |
| Crofton | 27 |
| Fort Washington | 27 |
| Essex | 26 |
| Clinton | 26 |
| Cumberland | 25 |
| Dundalk | 25 |
| Sykesville | 24 |
| Owings Mills | 23 |
| Salisbury | 23 |
| Parkville | 22 |
| Elkton | 21 |
| Middle River | 20 |
| Temple Hills | 20 |
Maryland and the rest of the country
Maryland has 3,143 of the 152,464 electrical contractors in the country (2%). 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 electrical contractors are there in Maryland?
- 3,143, by CityPreferred's count as of October 2026.
- Which Maryland city has the most?
- Baltimore, with 219, followed by Silver Spring with 84.