 Thus, the changing demographics of the commune of "Aigrefeuille d'Aunis" and its canton followed from the impact of the serious wine crisis, resulting in an almost continuous demographic decline from 1876 to 1946.During this period, the city recorded a dramatic decline in its population with a population loss of 607 inhabitants, a decrease of one-third of the population (-32.3%).Moreover, this demographic decline was clearly felt in the cessation of planning work at the end of the 19th century.