Rokan Hilir Regency

Rokan Hilir ("Lower Rokan") is a regency ("kabupaten") of Riau Province, on Sumatra island, Indonesia. It occupies the lower part of the catchment area of the Rokan River, and has an area of 8,851.59 km². It had a population of 553,216 at the 2010 Census and 643,224 at the 2015 Census; the latest official estimate (as at 1 July 2015) was 700,893. The administrative centre of the Rokan Hilir Regency is located at Bagansiapiapi.
Administrative districts.
As at 2010, the regency was divided into thirteen districts ("kecamatan"), but two additional districts (Kubu Babusalam and Pekaitan) were created by splitting of the Kubu and Bangko districts respectively. These are listed below with their areas and populations at the 2010 Census:
Notes: (a) included in the population figure for Kubu district from which it was cut.<br>(b) included in the population figure for Bangko district from which it was cut.