CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Nevada 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 Nevada County zip codes during the period from 2012 to 2016.
Retail trade businesses with between one and four employees in Nevada County (2012-2016)
Year
Total businesses
2012
220
2013
218
2014
206
2015
218
2016
218