CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in 31326 than in any other category.
The following table shows how many retail trade businesses with between one and four employees were in 31326 during the period from 2012 to 2016.
Retail trade businesses with between one and four employees in 31326 (2012-2016)
Year
Total businesses
2012
28
2013
22
2014
26
2015
22
2016
18