Rantauprapat is a city in North Sumatra province of Indonesia and it is the seat (capital) of Labuhan Batu Regency. Rantauprapat is also a name of village within the district of Rantau Utara (North Rantau). It consists of 3 main roads. A number of citizens move to larger cities like Medan in search for 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, and 180,540 according to the official estimates as at mid 2024.

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 and 2020 Census, and the mid 2024 official estimates.

NameArea in km2Population Census 2010Population Census 2020Population estimate mid 2024
Rantau Selatan (South Rantauprapat)60.2057,94873,97779,452
Rantau Utara (North Rantauprapat)91.2482,83096,485101,088

Climate

Rantauprapat has a tropical rainforest climate (Af) with heavy to very heavy rainfall year-round.

Climate data for Rantauprapat
MonthJanFebMarAprMayJunJulAugSepOctNovDecYear
Mean daily maximum °C (°F)30.9 (87.6)31.2 (88.2)31.5 (88.7)31.3 (88.3)31.4 (88.5)31.2 (88.2)31.0 (87.8)30.7 (87.3)30.5 (86.9)30.3 (86.5)30.2 (86.4)30.3 (86.5)30.9 (87.6)
Daily mean °C (°F)25.8 (78.4)26.0 (78.8)26.4 (79.5)26.4 (79.5)26.5 (79.7)26.3 (79.3)26.0 (78.8)25.9 (78.6)25.9 (78.6)25.8 (78.4)25.7 (78.3)25.7 (78.3)26.0 (78.9)
Mean daily minimum °C (°F)20.8 (69.4)20.8 (69.4)21.3 (70.3)21.6 (70.9)21.7 (71.1)21.4 (70.5)21.1 (70.0)21.1 (70.0)21.3 (70.3)21.4 (70.5)21.3 (70.3)21.1 (70.0)21.2 (70.2)
Average rainfall mm (inches)246 (9.7)157 (6.2)195 (7.7)194 (7.6)191 (7.5)159 (6.3)142 (5.6)185 (7.3)262 (10.3)291 (11.5)274 (10.8)271 (10.7)2,567 (101.2)
Source: Climate-Data.org

Urban villages

The two districts are sub-divided into 19 urban villages (kelurahan), listed below with their populations as at mid 2023.

NameArea in km2Population estimate mid 2023
Name Area in km2 Population estimate mid 2023 Lobusona 9.38 1,973 Sidorejo 1.13 5,235 Sigambal 6.06 7,208 Danobale 4.71 6,493 Perdamean 6.32 10,806 Ujung Bandar 6.55 6,168 Bakaran Batu 10.09 16,557 Urung Kompas 11.05 11,653 Sioldengan 9.03 11,596 Totals for South Rantau 64.32 77,689Name Area in km2 Population estimate mid 2023 Sirandorung 7.25 14,751 Padang Bulan 3.03 16,632 Kartini 0.87 5,453 Rantauprapat 0.69 5,847 Cerdana 0.40 6,867 Binaraga 2.20 7,031 Siringo-Ringo 6.85 8,575 Aek Paing 3.15 8,958 Padang Matinggi 4.69 14,107 Pulo Padang 48.00 10,001 Totals for North Rantau 64.32 98,122
Lobusona9.381,973
Sidorejo1.135,235
Sigambal6.067,208
Danobale4.716,493
Perdamean6.3210,806
Ujung Bandar6.556,168
Bakaran Batu10.0916,557
Urung Kompas11.0511,653
Sioldengan9.0311,596
Totals for South Rantau64.3277,689
NameArea in km2Population estimate mid 2023
Sirandorung7.2514,751
Padang Bulan3.0316,632
Kartini0.875,453
Rantauprapat0.695,847
Cerdana0.406,867
Binaraga2.207,031
Siringo-Ringo6.858,575
Aek Paing3.158,958
Padang Matinggi4.6914,107
Pulo Padang48.0010,001
Totals for North Rantau64.3298,122

2°20′N 100°03′E/2.333°N 100.050°E/ 2.333; 100.050