Eskisehir's 2025 population is now estimated at 860,518. In 1950, the population of Eskisehir was 123,370. Eskisehir has grown by 12,516 in the last year, which represents a 1.48% 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 Eskisehir, which typically includes Eskisehir's population in addition to adjacent suburban areas.