Employment - Self-employment rate (Proprietors as percent of total employment) (1) To resort data: click column headings. To download data: click here. County Name Self-employment Rate Rank Self-employment Rate Source: 1969-2021: Bureau of Economic Analysis, Regional Economic Data, Local Area Personal Income, Table CA25, (https://apps.bea.gov/itable/?ReqID=70&step=1); DATE LAST UPDATED: March 30, 2023.