# Counties in Maryland by business revenue: professional, scientific and technical services (Economic Census), 2022

All 24 values come from U.S. Census Bureau for 2022, so the places are comparable.

- Indicator id: `business_revenue_usd_professional_services`
- Unit: USD million
- Definition: Sales, value of shipments or revenue of employer establishments in professional, scientific, and technical services (NAICS 54), in millions of current US dollars, from the U.S. Census Bureau Economic Census.
- Source: U.S. Census Bureau, Economic Census basic statistics by geography (EC1700BASIC, EC2200BASIC): sales, value of shipments, or revenue (RCPTOT) of professional, scientific, and technical services (NAICS 54), all establishments (https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200BASIC.zip)
- Publisher page: https://invokely.ai/en/publishers/us-census-bureau
- Retrieved: 2026-10-12
- Citation: U.S. Census Bureau. Economic Census basic statistics by geography (EC1700BASIC, EC2200BASIC): sales, value of shipments, or revenue (RCPTOT) of professional, scientific, and technical services (NAICS 54), all establishments. https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200BASIC.zip. Retrieved 2026-10-12.
- Web page: https://invokely.ai/rankings/business-revenue-professional-services/maryland-counties

| Rank | Place | USD million |
|---:|---|---:|
| 1 | Montgomery County | 23,187 |
| 2 | Howard County | 10,523.3 |
| 3 | Anne Arundel County | 9,441 |
| 4 | Baltimore city | 8,061.4 |
| 5 | Baltimore County | 6,238.7 |
| 6 | Prince George's County | 6,169.3 |
| 7 | St. Mary's County | 2,872.1 |
| 8 | Harford County | 2,263.4 |
| 9 | Frederick County | 1,917.3 |
| 10 | Carroll County | 568.3 |
| 11 | Talbot County | 361.3 |
| 12 | Washington County | 275.6 |
| 13 | Calvert County | 239.1 |
| 14 | Charles County | 229.3 |
| 15 | Wicomico County | 216.5 |
| 16 | Cecil County | 208.7 |
| 17 | Queen Anne's County | 131.1 |
| 18 | Worcester County | 122.8 |
| 19 | Allegany County | 77.4 |
| 20 | Garrett County | 51.8 |
| 21 | Kent County | 40.8 |
| 22 | Dorchester County | 33.2 |
| 23 | Caroline County | 27.5 |
| 24 | Somerset County | 23 |