North Sumatra
Adapted from Wikipedia · Adventurer experience
North Sumatra is a province of Indonesia in the northern part of the island of Sumatra. Its capital and largest city is Medan, on the east coast. The province borders Aceh to the northwest, Riau to the southeast, West Sumatra to the south, the Indian Ocean to the west, and the Strait of Malacca to the east, with a maritime border with Malaysia.
North Sumatra has many people, with around 15.8 million living there. It is Indonesia's fourth most populous province and the most populous outside of Java Island. The province covers a large area and is the third-largest on the island of Sumatra.
The region is home to many different ethnic groups, including the Malay people along the east coast, several Batak groups in the west and central highlands, and the Nias people from Nias Island. There are also communities of Chinese, Javanese, and Indian peoples whose ancestors came to Sumatra during Dutch rule.
One famous feature of North Sumatra is the Toba supervolcano, which created Lake Toba. This huge eruption happened many years ago and was one of the largest in Earth's history.
History
Prehistoric era
Early people in North Sumatra were some of the first groups on the island. They lived during a time called the Middle Stone Age. These people mostly ate snails and clams and left behind piles of shells, which can still be seen in some areas today.
Around 1000 BC, new groups of people arrived from mainland Southeast Asia. They lived along the rivers and coasts, fishing and farming. Later, people from Taiwan and the Philippines also arrived, bringing new ways of life.
Early historic era
The coast of North Sumatra became a place where traders from India and China visited often. They came for valuable items like camphor. By the 1300s, a kingdom called Aru was established on the coast. Farther inland, near Lake Toba, Batak people lived in their own kingdoms.
Kingdom, sultanate, and colonial era
Over time, many kingdoms formed along the coast and in the highlands. These kingdoms sometimes fought among themselves. This made it easier for outside powers like Aceh and the Dutch to influence the area.
The Dutch began to take control in the 1800s. They established plantations and brought in workers from other parts of Indonesia and Asia. This changed the makeup of North Sumatra’s population.
Independence and contemporary era
After World War II, North Sumatra became part of the newly independent Indonesia. In 1950, it was officially formed as a province, combining several smaller regions. Since then, it has grown and developed as an important part of Indonesia.
Geography
North Sumatra is a province in Indonesia on the island of Sumatra. It lies between the Indian Ocean and the Strait of Malacca. It borders Aceh to the northwest and Riau and West Sumatra to the southeast.
The land along the coast is flat, and this is where the capital city, Medan, is located. Further south and west, the land rises into the Bukit Barisan mountains. These mountains surround Lake Toba, a big lake formed from an old volcano. There are also many islands off the west coast, such as Nias and the Batu Islands.
The area has active volcanoes, like Mount Sinabung. It also has important natural spaces such as Gunung Leuser National Park and Batang Gadis National Park. Some forests have been damaged by illegal activities.
Governance
The capital of North Sumatra is Medan, and it is led by a governor. In the past, leaders managed all of Sumatra from 1945 to 1950. Then, North Sumatra included Aceh until 1956, when Aceh became its own province.
Administrative divisions
North Sumatra is divided into 25 regencies and 8 cities. It started with fewer areas, but new ones were added over time. These areas are split into smaller parts called districts and villages.
Nias Islands Region
This area includes the island of Nias and smaller islands nearby, like the Batu Islands. Over the years, new areas were created from older ones.
The region has many small islands around it.
Tapanuli Region
This part of North Sumatra is in the southwest and includes many smaller islands and parts near Lake Toba.
East Sumatra Region
This northeastern area of North Sumatra includes several regencies and cities, with new ones formed from older areas over time.
The region also has many small islands nearby.
National Electoral Districts
North Sumatra has three electoral districts that help choose representatives for the People's Representative Council. Each district picks 10 members, so North Sumatra sends 30 members in total.
- The North Sumatra I Electoral District includes parts of Deli Serdang and Serdang Bedagai, along with the cities of Medan and Tebingtinggi.
- The North Sumatra II Electoral District covers many regencies and cities in the region.
- The North Sumatra III Electoral District includes the remaining regencies and cities.
| Kode Wilayah | English name of city or regency | Local name of city or regency | Established by statute (a) | Area in km2 | Pop'n census 2010 | Pop'n census 2020 | Pop'n estimate mid-2025 | Capital | HDI 2022 |
|---|---|---|---|---|---|---|---|---|---|
| 12.78 | Gunungsitoli City | Kota Gunungsutoli | UU 47/2008 | 208.742 | 126,202 | 136,017 | 147,516 | Gunungsitoli | 0.702 (High) |
| 12.04 | Nias Regency | Kabupaten Nias | UU 7/1956 | 902.599 | 131,377 | 146,672 | 157,513 | Gidö | 0.639 (Medium) |
| 12.14 | South Nias Regency (b) | Kabupaten Nias Selatan | UU 9/2003 | 2,531.590 | 289,708 | 360,531 | 397,224 | Teluk Dalam | 0.631 (Medium) |
| 12.24 | North Nias Regency | Kabupaten Nias Utara | UU 45/2008 | 1,239.502 | 127,244 | 147,274 | 161,442 | Lotu | 0.637 (Medium) |
| 12.25 | West Nias Regency | Kabupaten Nias Barat | UU 46/2008 | 464.650 | 81,807 | 89,994 | 99,124 | Lahomi | 0.629 (Medium) |
| Totals | 5,346.993 | 756,338 | 880,550 | 962,819 |
| Kode Wilayah | English name of city or regency | Local name of city or regency | Established by statute | Area in km2 | Pop'n census 2010 | Pop'n census 2020 | Pop'n estimate mid-2025 | Capital | HDI 2022 |
|---|---|---|---|---|---|---|---|---|---|
| 12.11 | Dairi Regency | Kabupaten Dairi | UU 4/1964 | 2,083.604 | 270,053 | 308,764 | 336,403 | Sidikalang | 0.725 (High) |
| 12.15 | Pakpak Bharat Regency | Kabupaten Pakpak Bharat | UU 9/2003 | 1,365.607 | 40,481 | 52,351 | 57,246 | Salak | 0.688 (Medium) |
| 12.17 | Samosir Regency | Kabupaten Samosir | UU 36/2003 | 1,850.035 | 119,653 | 136,441 | 144,813 | Pangururan | 0.716 (High) |
| 12.12 | Toba Regency | Kabupaten Toba | UU 12/1998 | 2,291.616 | 173,129 | 206,199 | 219,580 | Balige | 0.759 (High) |
| 12.02 | North Tapanuli Regency | Kabupaten Tapanuli Utara | UU 7/1956 | 3,895.604 | 279,257 | 312,758 | 330,856 | Tarutung | 0.741 (High) |
| 12.16 | Humbang Hasundutan Regency | Kabupaten Humbang Hasundutan | UU 9/2003 | 2,351.514 | 171,650 | 197,751 | 209,460 | Dolok Sanggul | 0.703 (High) |
| 12.01 | Central Tapanuli Regency | Kabupaten Tapanuli Tengah | UU 7/1956 | 2,307.716 | 311,232 | 365,177 | 402,904 | Pandan | 0.703 (High) |
| 12.73 | Sibolga City | Kota Sibolga | UU 7/1956 | 12.645 | 84,481 | 89,584 | 92,244 | Sibolga | 0.747 (High) |
| 12.03 | South Tapanuli Regency | Kabupaten Tapanuli Selatan | UU 7/1956 | 4,201.534 | 263,815 | 300,911 | 320,330 | Sipirok | 0.709 (High) |
| 12.77 | Padang Sidempuan City | Kota Padang Sidempuan | UU 32/1982 | 159.298 | 191,531 | 225,105 | 243,843 | Padang Sidempuan | 0.760 (High) |
| 12.20 | North Padang Lawas Regency | Kabupaten Padang Lawas Utara | UU 37/2007 | 3,944.413 | 223,531 | 260,720 | 285,659 | Gunung Tua | 0.709 (High) |
| 12.21 | Padang Lawas Regency | Kabupaten Padang Lawas | UU 38/2007 | 3,914.413 | 225,259 | 261,011 | 285,704 | Sibuhuan | 0.695 (Medium) |
| 12.13 | Mandailing Natal Regency | Kabupaten Mandailing Natal | UU 12/1998 | 6,546.567 | 404,945 | 472,886 | 513,536 | Panyabungan | 0.680 (Medium) |
| Totals | 34,924.386 | 2,759,017 | 3,189,658 | 3,442,578 |
| Kode Wilayah | English name of city or regency | Local name of city or regency | Established by statute | Area in km2 | Pop'n census 2010 | Pop'n census 2020 | Pop'n estimate mid-2025 | Capital | HDI 2022 |
|---|---|---|---|---|---|---|---|---|---|
| 12.05 | Langkat Regency | Kabupaten Langkat | UU 7/1956 | 6,142.072 | 967,535 | 1,030,202 | 1,089,969 | Stabat | 0.718 (High) |
| 12.75 | Binjai City | Kota Binjai | UU 9/1956 | 93.770 | 246,154 | 291,842 | 310,932 | Binjai | 0.769 (High) |
| 12.07 | Deli Serdang Regency | Kabupaten Deli Serdang | UU 7/1956 | 2,581.482 | 1,790,431 | 1,931,441 | 2,078,046 | Lubukpakam | 0.761 (High) |
| 12.71 | Medan City | Kota Medan | UU 24/1956 | 279.239 | 2,097,610 | 2,435,252 | 2,498,293 | Medan | 0.817 (Very High) |
| 12.06 | Karo Regency | Kabupaten Karo | UU 7/1956 | 2,206.876 | 350,960 | 404,998 | 432,049 | Kabanjahe | 0.753 (High) |
| 12.08 | Simalungun Regency | Kabupaten Simalungun | UU 7/1956 | 4,601.477 | 817,720 | 990,246 | 1,067,499 | Raya | 0.737 (High) |
| 12.72 | Pematangsiantar City | Kota Pematangsiantar | UU 7/1956 | 75.919 | 234,698 | 268,254 | 279,198 | Pematang- siantar | 0.797 (High) |
| 12.18 | Serdang Bedagai Regency | Kabupaten Serdang Bedagai | UU 36/2003 | 1,949.978 | 594,383 | 657,490 | 700,077 | Sei Rampah | 0.712 (High) |
| 12.76 | Tebing Tinggi City | Kota Tebing Tinggi | UU 7/1956 | 39.170 | 145,248 | 172,838 | 182,968 | Tebing Tinggi | 0.761 (High) |
| 12.19 | Batubara Regency | Kabupaten Batubara | UU 5/2007 | 888.676 | 375,885 | 410,678 | 443,998 | Limapuluh | 0.695 (Medium) |
| 12.09 | Asahan Regency | Kabupaten Asahan | UU 7/1956 | 3,738.420 | 668,272 | 769,960 | 824,597 | Kisaran | 0.711 (High) |
| 12.74 | Tanjungbalai City | Kota Tanjungbalai | UU 7/1956 | 60.072 | 154,445 | 176,027 | 188,063 | Tanjungbalai | 0.698 (Medium) |
| 12.23 | North Labuhan Batu Regency | Kabupaten Labuhan Batu Utara | UU 23/2008 | 3,687.179 | 330,701 | 381,994 | 415,485 | Aek Kanopan | 0.727 (High) |
| 12.10 | Labuhan Batu Regency | Kabupaten Labuhan Batu | UU 7/1956 | 2,772.346 | 415,248 | 493,899 | 527,043 | Rantau Prapat | 0.729 (High) |
| 12.22 | South Labuhan Batu Regency | Kabupaten Labuhan Batu Selatan | UU 22/2008 | 3,079.610 | 277,673 | 314,094 | 342,225 | Kota Pinang | 0.721 (High) |
| Totals | 32,196.286 | 9,466,963 | 10,729,215 | 11,380,442 |
Demographics
See also: List of populated places in North Sumatra
Population
North Sumatra had about 12 million people in 2010. By 2025, the population grew to around 15.8 million. There were almost the same number of men and women.
Migration
In early 2024, a group of 140 people, mostly women and children, arrived in North Sumatra. They were part of several groups who had come to the area recently.
Ethnic groups
North Sumatra is home to many different ethnic groups. The main groups are:
The Batak people make up almost half of the population, living mainly around Lake Toba and the western coast. The Javanese are the second largest group. Other groups include the Nias, Malays, and many smaller communities.
Languages
Besides Indonesian, people in North Sumatra speak many different languages. These include Batak languages around Lake Toba, Javanese, Malay, Minangkabau, and the Nias language.
Religion
North Sumatra has many different religions. The largest are Islam and Christianity. Smaller groups practice Buddhism, Hinduism, and other traditions.
- Azizi Mosque in Langkat
- HKBP or Batak Protestant church in Balige
- Maha Vihara Maitreya in Deli Serdang
- St Fransiskus Asisi Catholic church, Gunungsitoli
- Sri Mariamman Temple, Medan
- Shree Guru Gobind Singh Sahib Ji Sikh Gurdwara, Binjai
| Year | Pop. | ±% |
|---|---|---|
| 1971 | 6,621,831 | — |
| 1980 | 8,360,894 | +26.3% |
| 1990 | 10,256,027 | +22.7% |
| 1995 | 11,114,667 | +8.4% |
| 2000 | 11,649,655 | +4.8% |
| 2010 | 12,982,204 | +11.4% |
| 2015 | 13,923,262 | +7.2% |
| 2020 | 14,799,361 | +6.3% |
| 2025 | 15,785,839 | +6.7% |
| Source: Badan Pusat Statistik 2026 and earlier editions | ||
Culture
North Sumatra is home to many different groups of people, each with their own traditions and ways of life. These include the Batak, Malay, and Nias peoples, as well as Chinese, Indian, and Javanese communities.
Music
Music in North Sumatra often uses drums and is played during special events like weddings or ceremonies. Different groups have their own instruments. For example, the Batak Toba, Pakpak, and Simalungun tribes play the Gondang, while the Mandailing and Angkola Batak tribes play the Gordang Sambilan. On the east coast, Malays play instruments like the accordion, Malay drum, and violin. In Tanah Karo, you can find the Kulcapi and Gendang instruments, often used with dances.
Architecture
Main article: Batak architecture
Traditional houses in North Sumatra are very beautiful. Batak houses often look like a buffalo standing up, with decorations including buffalo heads on the roof. The Batak Toba house, called Ruma Batak, is common around Lake Toba. The Batak Karo house is taller, with layered roofs made from palm fiber. Other groups also have their own unique house styles.
Dances
North Sumatra has many traditional dances. Some dances are part of ceremonies, while others are for fun. For example, the Tortor dance is performed at weddings. There are also dances for entertainment, like morah-morah and parakut, often done by young people at parties. Other dances come from different groups, such as the Serampang XII and Gundala-Gundala dances from the Malays, and Moyo and Maena dances from Nias.
Handicraft
Weaving is a popular craft in North Sumatra. The Batak people make beautiful cloths like ulos and songket. Ulos is used in special events, and its colors have special meanings. Other groups also weave special fabrics, such as the oles from the Pakpak tribe and uis from the Karo tribe. Songket from Batubara is famous for its unique designs and patterns.
Culinary
Main article: Batak cuisine
North Sumatra has a wide variety of foods. Batak cuisine often uses a special spice called andaliman, also known as Batak pepper. Popular dishes include Saksang and Babi panggang karo. In some areas, you can find spicy foods like Pelleng. Many Batak dishes use pork, but there are also options for different dietary preferences. The Malay cuisine in North Sumatra includes dishes like Nasi Gurih and Bubur pedas. Chinese and Indian influences have also added to the local food, with dishes like Cha Sio, Popia, and Martabak being popular.
Economy
North Sumatra has different parts that help make money for the area. Agriculture makes things like rubber, cocoa, tea, and coffee. Manufacturing and other industry work also helps. Services like banking and tourism are important too.
The place has natural gifts such as gas and oil. Rivers from mountains around Lake Toba could help make power. There are hot spots in the mountains that might give heat and power some day.
North Sumatra is famous for its farms. It grows many things such as rubber, cocoa, tea, palm oil, coffee, cloves, coconut, cinnamon, and tobacco. It also grows vegetables and fruits like oranges, guavas, and carrots. These products are sent to many countries.
There are banks, big and small, all over the place. Some mines dig up gold and other valuable things. Factories are mostly around Medan, the main city.
The area has many places to visit. Lake Toba, a big volcanic lake, has an island inside it called Samosir Island. Bukit Lawang is where many orangutans live, and Nias Island is popular for surfing. Medan, the capital, has many old buildings and tasty foods to try.
Transportation
Airports
The modern Kualanamu International Airport opened on July 25, 2013. It is about 40 kilometres from Medan and is the fifth largest airport in Indonesia. It offers flights to many cities in Indonesia and Malaysia, as well as to Singapore, Thailand, Hong Kong, and Saudi Arabia.
Other airports in North Sumatra include:
- Lasondre Airport in the Batu Islands
- Binaka Airport in Gunung Sitoli, Nias Island
- Aek Godang Airport in Padang Sidempuan, South Tapanuli Regency
- Sibisa Airport in Ajibata, Toba Samosir Regency
- Ferdinand Lumban Tobing Airport, also known as Pinangsori Airport, in Sibolga, Centra Tapanuli Regency
- Silangit Airport in Siborong-Borong
Seaports
North Sumatra has an international seaport at Belawan, near Medan. Work is underway to build a new seaport at Kuala Tanjung in Batubara Regency.
Road
North Sumatra has about 2,098 kilometres of state roads. Only about half of them are in good condition. There are also many provincial roads, but many need repair.
There is a 28 kilometre toll road called the Belmera Toll Road, the first in Medan, linking Belawan to Tanjung Morawa. Other toll roads being built include the 62 kilometre Medan–Kualanamu–Tebing Tinggi Toll Road and the 17 kilometre Medan–Binjai Toll Road. Plans are also in place for more toll roads connecting different cities.
Rail
The railway system in North Sumatra and Aceh is operated by Kereta Api Indonesia. Currently, trains run between Binjai and Medan, Medan and Pematangsiantar, Medan and Tanjung Balai, and Medan and Rantau Prapat. New railway lines are being built to Banda Aceh in Aceh and Pekanbaru in Riau. Medan also has an airport rail link called the Kualanamu Airport Rail Link, connecting the city to Kualanamu Airport.
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