CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Montgomery County zip codes than in any other category.
The following table shows how many retail trade businesses with between one and four employees were in Montgomery County zip codes during the period from 2012 to 2016.
Retail trade businesses with between one and four employees in Montgomery County (2012-2016)
Year
Total businesses
2012
53
2013
54
2014
49
2015
48
2016
49