CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Loudoun County zip codes than in any other category.
The following table shows how many health care and social assistance businesses with between one and four employees were in Loudoun County zip codes during the period from 2012 to 2016.
Health care and social assistance businesses with between one and four employees in Loudoun County (2012-2016)
Year
Total businesses
2012
364
2013
383
2014
387
2015
413
2016
438