CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Madera County zip codes than in any other category.
The following table shows how many wholesale trade businesses with between one and four employees were in Madera County zip codes during the period from 2012 to 2016.
Wholesale trade businesses with between one and four employees in Madera County (2012-2016)
Year
Total businesses
2012
43
2013
43
2014
47
2015
42
2016
50