Rantauprapat is a large town (formerly a city) in North Sumatra province of Indonesia and it is the seat (capital) of Labuhan Batu Regency. Rantauprapat is also a name of a village within the district of Rantau Utara (North Rantau). It consists of 3 main roads. A number of citizens have moved to larger centres like Medan in search of more job opportunities and/or universities. A large river named the Bilah River (a tributary of the Barumun River) runs through the town, which had 140,778 inhabitants at the 2010 Census, 170,462 at the 2020 Census,Badan Pusat Statistik, Jakarta, 2021. and 183,094 according to the official estimates as at mid 2025. Badan Pusat Statistik, Jakarta, 27 February 2026, Kabupaten Labuhanbatu Dalam Angka 2026 (Katalog-BPS 1102001.1207) Administration Rantauprapat was formerly an independent city situated within but administratively separate from Labuhan Batu Regency, but in 2003 its status of administrative city was erased as it did not fulfill the requirements for that status, and it was merged into the Regency, within which it now comprises two districts (North Rantau and South Rantau). These two districts (kecamatan) are tabulated below with their areas and their populations at the 2010 Census Biro Pusat Statistik, Jakarta, 2011. and 2020 Census,Badan Pusat Statistik, Jakarta, 2021. and the mid 2024 official estimates.Badan Pusat Statistik, Jakarta, 27 February 2026, Kabupaten Labuhanbatu Dalam Angka 2026 (Katalog-BPS 1102001.1207)
Name Area in km2 PopulationCensus2010 PopulationCensus2020 Populationestimatemid 2025 Rantau Selatan (South Rantauprapat) 60.2057,94873,97780,949 Rantau Utara (North Rantauprapat) 91.2482,83096,485102,145 Climate Rantauprapat has a tropical rainforest climate (Af) with heavy to very heavy rainfall year-round.
Urban villages The two districts are sub-divided into 19 urban villages (kelurahan), listed below with their populations as at mid 2023.
Name Area in km2 Populationestimatemid 2024Badan Pusat Statistik, Jakarta, 26 September 2025, Kecamatan Rantau Selatan Dalam Angka 2025 (Katalog-BPS 1102001.1207210) Lobusona 22.831,943 Sidorejo 1.005,281 Sigambal 3.517,215 Danau Bale 6.936,587 Pardamean 2.5310,809 Ujung Bandar 2.826,215 Bakaran Batu 6.1816,664 Urung Kompas 11.4211,959 Sioldengan 2.9811,770 Totals for South Rantau 60.2078,443
Name Area in km2 Populationestimatemid 2024Badan Pusat Statistik, Jakarta, 26 September 2025, Kecamatan Rantau Utara Dalam Angka 2025 (Katalog-BPS 1102001.1207220) Sirandorung 9.6714,744 Padang Bulan 2.3916,692 Kartini 0.965,424 Rantauprapat 0.705,800 Cerdana 0.426,818 Binaraga 0.507,081 Siringo-Ringo 9.598,525 Aek Paing 3.608,942 Padang Matinggi 4.3514,183 Pulo Padang (a) 59.0610,016 Totals for North Rantau 91.2498,225
Note: (a) Pulo Padang forms the northern 65% of the area of Rantauu Utara District.
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