Siak (
Jawi: ), is a
regency (''kabupaten'') of
Riau
Riau (Jawi script, Jawi: ) is a Provinces of Indonesia, province of Indonesia. It is located on the central eastern coast of the island of Sumatra, and extends from the eastern slopes of the Barisan Mountains to the Malacca Strait, including s ...
Province, on the island of
Sumatra
Sumatra () is one of the Sunda Islands of western Indonesia. It is the largest island that is fully within Indonesian territory, as well as the list of islands by area, sixth-largest island in the world at 482,286.55 km2 (182,812 mi. ...
,
Indonesia
Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania, between the Indian Ocean, Indian and Pacific Ocean, Pacific oceans. Comprising over List of islands of Indonesia, 17,000 islands, including Sumatra, ...
. It has an area of 8,556.09 km
2 and had a population of 376,742 at the 2010 Census
[Biro Pusat Statistik, Jakarta, 2011.] and 457,940 at the 2020 Census;
[Badan Pusat Statistik, Jakarta, 2021.] the official estimate as at mid 2024 was 495,760, comprising 254,501 males and 241,259 females.
[Badan Pusat Statistik, Jakarta, 28 February 2025, ''Kabupaten Siak Dalam Angka 2025'' (Katalog-BPS 1102001.1405)] The administrative centre of the regency is located at
Siak Sri Indrapura in Mempura District . The northern part of this regency contains a large part of the
Bukit Batu Biosphere Reserve.
Previously the area was part of the
Sultanate of Siak Sri Indrapura. At the beginning of the independence of Indonesia, Sultan Syarif Kasim II, the Sultanate of Siak was the last state to join the Republic of Indonesia. Later this region was included in an area under the Siak Kewedanan Bengkalis. On 4 October 1999 under Law No. 53 of 1999, a Siak Regency was established from what had previously been the southern districts of
Bengkalis Regency, and Siak Sri Indrapura was declared the administrative capital of Siak Regency.
Administrative districts
Siak Regency is divided into fourteen administrative districts (''kecamatan''), listed below with their areas and their populations at the 2010 Census
and the 2020 Census,
together with the official estimates as at mid 2024.
[Badan Pusat Statistik, Jakarta, 28 February 2025, ''Kabupaten Siak Dalam Angka 2025'' (Katalog-BPS 1102001.1405)] The table also includes the locations of the district administrative centres, the number of
administrative villages in each district (a total of 122 rural ''desa'' and 9 urban ''kelurahan''), and its post code.
Notes: (a) includes the ''kelurahan'' of Minas Jaya. (b) includes 3 ''kelurahan'' - Kandis Kota (with 14,087 inhabitants as at mid 2023), Simpang Belutu (with 9,036 inhabitants) and Telaga Sam Sam (with 8,958 inhabitants).
(c) includes 2 ''kelurahan'' - Kampung Dalam (with 8,074 inhabitants in mid 2023) and Kampung Rempak (with 8,772 inhabitants in mid 2023).
(d) includes the ''kelurahan'' of Perawang. In this district, Perawang ''kelurahan'' had 36,066 inhabitants as at mid 2023, while the neighbouring ''desa'' of Perawang Barat had 32,960 inhabitants and Tualang ''desa'' had 18,569 inhabitants.
(e) includes the ''kelurahan'' of Sungai Mempura (with 4,110 inhabitants as at mid 2023).
[Badan Pusat Statistik, Jakarta, 26 September 2024, ''Kecamatan Mempura Dalam Angka 2024'' (Katalog-BPS 1102001.1405026)] (f) includes the ''kelurahan'' of Sungai Apit.
Transportation
Water
From
Pekanbaru, Siak can be reached by river from Pekanbaru's Port, There is usually a boat that operates every 4-5 times a week with a travel time of around 2–4 hours. In addition to Pekanbaru itself, this port also serves other destinations including
Bengkalis, Selat Panjang, and
Batam (via Buton Bengkalis).
Land

Other than by river, Siak can also be reached by road, From
Pekanbaru which is about a 3 to 4 hour journey. In addition Siak has a bridge that connects Siak with its capital which is named '' Tengku Agung Sultana Latifah '' which is the name of a previous Sultan of Siak. This bridge was inaugurated on 11 August 2007 and was known as the longest bridge in Indonesia until 2010, until the construction of the
Suramadu Bridge in Surabaya was finished.
Tourism

Tours of Siak include the
Siak Sri Indrapura Palace, which is a historic palace of the Sultanate of Siak. The palace is very famous, many tourists visit to see the grandeur of the palace and the objects located within, such as the golden throne which belonged to the Sultan, the royal dining chairs and a Komet Music Box of which only one other remains in the world. This palace is open from 10 am to 4 pm.
Borders
Notes
References
External links
*
Berita dan InformasiDINAS PARIWISATA PROVINSI RIAU
{{Authority control
Regencies of Riau
States and territories established in 1999
Siak basin