The article presents a comparison of the dynamic for the increase in the number of enterprises as set against the population of working age in the private sector in the years 2001–2004 (the immediate pre-accession period) and 2004–2007 (the immediate post-accession period). The study was conducted with regard had to the main sectors of economic activity (agriculture, industry, lower-order services and higher-order services), as well as the functional diversity of gminas (urban and suburban categories, transportation corridors, tourism, etc. – in total 16 categories). The research points to decline, inertia, spatial polarization and a mosaic like spatial structure to the dynamic for the development of private enterprises.