CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Calvert County zip codes than in any other category.
The following table shows how many real estate, rental and leasing businesses with between one and four employees were in Calvert County zip codes during the period from 2012 to 2016.
Real estate, rental and leasing businesses with between one and four employees in Calvert County (2012-2016)
Year
Total businesses
2012
65
2013
66
2014
66
2015
71
2016
76