▁density , ▁eth nic ity , ▁economic ▁status ▁and ▁other ▁aspects ▁of ▁the ▁population . ▁ ▁Chile ' s ▁ 2 0 1 7 ▁census ▁reported ▁a ▁population ▁of ▁ 1 7 , 5 7 4 , 0 0 3 ▁people . ▁Its ▁rate ▁of ▁population ▁growth ▁has ▁been ▁decre asing ▁since ▁ 1 9 9 0 , ▁due ▁to ▁a ▁decl ining ▁birth ▁rate . ▁By ▁ 2 0 5 0 ▁the ▁population ▁is ▁expected ▁to ▁reach ▁approximately ▁ 2 0 . 2   mill ion ▁people . ▁About ▁ 8 5 % ▁of ▁the ▁country ' s ▁population ▁lives ▁in ▁urban ▁areas , ▁with ▁ 4 0 % ▁living ▁in ▁Gre ater ▁Santiago . ▁The ▁largest ▁ag gl omer ations ▁according ▁to ▁the ▁ 2 0 0 2 ▁census ▁are ▁Gre ater ▁Santiago ▁with ▁ 5 . 6   mill ion ▁people , ▁Gre ater ▁Con cep ción ▁with ▁ 8 6 1 , 0 0 0 ▁and ▁Gre ater ▁Val para í so ▁with ▁ 8 2 4 , 0 0 0 . ▁ ▁Population ▁ ▁According ▁to ▁ ▁the ▁total ▁population ▁was ▁ ▁in ▁, ▁compared ▁to ▁only ▁ 6 , 1 4 3 , 0 0 0 ▁in ▁ 1 9 5 0 . ▁The ▁proportion ▁of ▁children ▁below ▁the ▁age ▁of ▁ 1 5 ▁in ▁ 2 0 1 5 ▁was ▁ 2 0 . 1 %, ▁ 6 9 . 0 % ▁was ▁between ▁ 1 5 ▁and ▁ 6 5 ▁years ▁of ▁age , ▁while