Metropolitan France
According to INSEE, 65,018,000 people lived in metropolitan France as of January 2018, while 2,790,000 lived in overseas France, for a total of 67,808,000 inhabitants in the French Republic. Thus, metropolitan France accounts for 95.9% of the French Republic's population.
Communauté de communes
On January 1, 2007, there were 2,400 "communautés de communes" in France (2,391 in metropolitan France and 9 in the overseas "départements"), with 26.48 million people living in them. Since then, many communautés de communes have been merged or have joined a communauté d'agglomération, a communauté urbaine or a métropole. While there were 2,408 communautés de communes in January 2010 and 1,842 in January 2016, there were only 1,009 communautés de communes left on 1 April 2018. The population of the "communautés de communes" (2015 population data, 2018 borders) ranged from 104,039 inhabitants (Communauté de communes Le Grésivaudan, gathering the area between Grenoble and Chambéry) to 3,931 inhabitants (Communauté de communes du Causse de Labastide-Murat, Lot "département").