Virginia Number of Private Business Establishments in the NAICS 54138 Testing laboratories Industry By County in 2025 Q3 (QCEW)

Updated on April 2, 2026.

According to data from the US Bureau of Labor Statistics, in 2025 Q3, Virginia had 246 number of private business establishments in the NAICS 54138 Testing laboratories Industry. Among all Virginia counties, Fairfax had the highest number of private business establishments (22), followed by Chesapeake city (15), and Chesterfield (12).

The chart and table shows the number of business establishments for each county.

You can see similar information for other states, and for the United States.

You can see similar information for other industries.

Related Topics: Virginia BLS Topic List.

Data Source: US Bureau of Labor Statistics (QCEW).

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Virginia Number of Private Business Establishments in the NAICS 54138 Testing laboratories Industry By County in 2025 Q3

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County	Number of Business Establishments
Accomack	2
Albemarle	3
Arlington	1
Botetourt	2
Buchanan	1
Buckingham	1
Campbell	1
Caroline	1
Carroll	2
Chesterfield	12
Clarke	1
Culpeper	3
Fairfax	22
Frederick	2
Gloucester	1
Goochland	1
Halifax	2
Hanover	7
Henrico	8
Henry	2
Isle of Wight	1
James City	1
King and Queen	1
King George	2
Lancaster	1
Loudoun	6
Louisa	1
Madison	1
Middlesex	2
Montgomery	4
New Kent	1
Orange	1
Powhatan	2
Prince William	8
Pulaski	1
Roanoke	4
Russell	1
Shenandoah	2
Southampton	1
Spotsylvania	4
Stafford	1
Surry	1
Washington	1
Wise	2
Wythe	1
York	3
Alexandria city	1
Charlottesville city	1
Chesapeake city	15
Covington city	1
Danville city	1
Fredericksburg city	2
Hampton city	5
Manassas city	1
Newport News city	4
Norfolk city	4
Poquoson city	1
Richmond city	8
Roanoke city	1
Salem city	1
Virginia Beach city	6
Williamsburg city	1