Wonogiri Regency is a regency in the southeastern part of Central Java province in Indonesia. It covers an area of 1,904.32 km², and its population was 928,904 at the 2010 Census and 1,043,177 at the 2020 Census; the official estimate as at mid 2023 was 1,051,085. The capital and largest town is Wonogiri, around 33 km southeast of the large Central Java …Wonogiri Regency is a regency in the southeastern part of Central Java province in Indonesia. It covers an area of 1,904.32 km², and its population was 928,904 at the 2010 Census and 1,043,177 at the 2020 Census; the official estimate as at mid 2023 was 1,051,085. The capital and largest town is Wonogiri, around 33 km southeast of the large Central Java metropolis of Surakarta.