Sendai's 2023 population is now estimated at 2,342,302. In 1950, the population of Sendai was 537,571. Sendai has grown by 2,311 in the last year, which represents a 0.1% annual change. These population estimates and projections come from the latest revision of the UN World Urbanization Prospects. These estimates represent the Urban agglomeration of Sendai, which typically includes Sendai's population in addition to adjacent suburban areas.