# Samosir Regency

Samosir Regency is an inland regency in North Sumatra. It was created on 18 December 2003 by splitting away the western districts of the former Toba Samosir Regency. The regency covers a land area of 1,444.25 square kilometres, including the whole of Samosir Island in the inland sea of Lake Toba. It had a population of 119,653 at the 2010 census and 136,441 at the 2020 Census; the official estimate for mid 2023 was 141,333 - comprising 70,648 males and 70,685 females. Its administrative seat is the town of Pangururan on the west coast of Samosir Island.

## Administrative districts

The regency is divided administratively into nine districts (kecamatan), tabulated below with their areas and their populations at the 2010 Census and the 2020 Census, together with the official estimates as of mid-2023. The table also includes the locations of the district administrative centers, the number of administrative villages in each district (128 rural desa and 6 urban kelurahan), and its postcode.
| Kode Wilayah | Name of District (kecamatan) | Area in km$^2$ | Pop'n Census 2010 | Pop'n Census 2020 | Pop'n Estimate mid 2023 | Admin centre | No. of villages | Post code |
| 12.17.06 | Sianjur Mula Mula $^{(a)}$ | 140.24 | 9,138 | 10,003 | 10,285 | Ginolat | 12 | 22396 |
| 12.17.05 | Harian | 560.45 | 7,860 | 9,397 | 9,682 | Harian Boho | 13 | 22391 |
| 12.17.09 | Sitio-tio | 50.76 | 7,124 | 8,172 | 8,378 | Sabulan | 8 | 22397 |
| 12.17.02 | Onan Runggu | 60.89 | 10,329 | 11,122 | 11,415 | Onan Runggu | 12 | 22398 |
| 12.17.03 | Nainggolan | 87.86 | 11,849 | 12,871 | 13,293 | Nainggolan | 15 $^{(b)}$ | 22394 |
| 12.17.04 | Palipi | 129.55 | 16,087 | 18,209 | 18,849 | Mogang | 17 | 22393 |
| 12.17.07 | Ronggur Nihuta | 94.87 | 8,356 | 9,692 | 9,960 | Ronggur Nihuta | 8 | 22392 |
| 12.17.08 | Pangururan | 121.45 | 29,412 | 34,209 | 35,692 | Pasar Pangururan | 28 $^{(c)}$ | 22390 |
| 12.17.01 | Simanindo $^{(d)}$ | 198.20 | 19,498 | 22,766 | 23,779 | Ambarita | 21 $^{(e)}$ | 22395 |
| | Totals | 1,444.25 | 119,653 | 136,441 | 141,333 | Pangururan | 134 | |
Notes: (a) includes the small island of Tulas (Pulau Tulas) in Lake Toba. (b) including the 2 kelurahan of Parhusip III and Siruma Hombar. (c) including the 3 kelurahan of Pasar Pangururan, Pintu Sona and Siogung Ogung. (d) includes the small islands of Pulau Tolping, Pulau Malau Satu, and Pulau Malau Dua in Lake Toba. (e) including the kelurahan of Tuktuk Siadong.
Six of the nine districts (kecamatan) within the regency are on the island of Samosir (which lies within Lake Toba), while the others lie on the 'mainland' of Sumatra.
* Samosir Island districts
** Onan Runggu
** Palipi
** Pangururan
** Ronggur Nihuta
** Simanindo
** Nainggolan
* Mainland districts
** Sitio-tio
** Harian
** Sianjur Mula Mula
However, a small part of Pangururan District (the two villages of Desa Tanjung Bunga and kelurahan Siogung Ogung, with a combined area of 10.50 km$^2$ and a population of 3,222 at the 2020 Census) lies on the 'mainland', cut off from the rest of the district by the canal.

## Botanical Garden

2011: Samosir Regency with supervision from LIPI will build a 100-hectare Botanical Garden. It will finish 10 years later with a cost predicted about Rp.73 billion ($8.6 million).

## Geo park

A geopark worth Rp20 billion ($2.2 million) is expected to be created - beginning in mid-2012 - in cooperation with the Agency for the Assessment and Application of Technology (BPPT). It has been proposed for incorporation into the world geopark network.

## References Indonesia capital

* 1 2 3 Badan Pusat Statistik, Jakarta, 28 February 2024, Kabupaten Samosir Dalam Angka 2024 (Katalog-BPS 1102001.1217)
* 1 2 Biro Pusat Statistik, Jakarta, 2011.
* 1 2 3 Badan Pusat Statistik, Jakarta, 2021.
* ↑ "KRB Ultah: Indonesia Perlu 45 Kebon Raya | Poskotanews.com". Archived from the original on 2011-10-08. Retrieved 2011-07-13.
* ↑ "Samosir district to build geopark". December 8, 2011.
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