| Official Name: | Humbang Hasundutan Regency |
| Native Name: | (Kabupaten Humbang Hasundutan) |
| Native Name Lang: | id |
| Type: | Regency |
| Motto: | Bona Pasogit Nauli (Beautiful Hometown) |
| Subdivision Type: | Country |
| Subdivision Name: | Indonesia |
| Subdivision Type1: | Province |
| Subdivision Name1: | North Sumatra |
| Seat Type: | Regency seat |
| Seat: | Dolok Sanggul |
| Leader Title: | Regent |
| Leader Name: | Dosmar Banjarnahor |
| Leader Title1: | Vice Regent |
| Leader Name1: | Saut Parlindungan Simamora |
| Leader Title2: | Chairman of Council of Representatives |
| Leader Name2: | Ramses Lumban Gaol (PDI-P) |
| Leader Title3: | Vice Chairmen of Council of Representatives |
| Leader Name3: | Marolop Manik (Golkar) and Labuhan Sihombing (People's Conscience Party) |
| Area Total Km2: | 2502.71 |
| Population As Of: | mid 2023 estimate |
| Population Total: | 204700 |
| Population Density Km2: | auto |
| Population Footnotes: | [1] |
| Timezone1: | WIB |
| Utc Offset1: | +7 |
Humbang Hasundutan Regency is a landlocked regency in North Sumatra province of Indonesia. In the east of the regency, Baktiraja District stretches along a short part of the southern shore of Lake Toba in North Sumatra. The regency covers an area of 2,502.71 km2, and it had a population of 171,650 at the 2010 census and 197,751 at the 2020 census;[2] the official estimate as at mid 2023 was 204,700.[3] Its seat is the town of Dolok Sanggul. To the north is Samosir Regency and Pakpak Bharat Regency, to the east is North Tapanuli Regency, and to the west and south is Central Tapanuli Regency, and beyond the latter the Indian Ocean.
The regency is divided administratively into ten districts (kecamatan), tabulated below with their areas and their populations at the 2010 census [4] and the 2020 census,[5] together with the official estimates as at mid 2021.[6] The table also includes the locations of the district administrative centres, the number of administrative villages (desa and kelurahan) in each district and its post code.
| Kode Wilayah | Name of District (kecamatan) | Area in km2 | Pop'n census 2010 | Pop'n census 2020 | Pop'n estimate mid 2021 | Admin centre | No. of villages | Post code | |
|---|---|---|---|---|---|---|---|---|---|
| 12.16.09 | Pakkat | 381.68 | 23,029 | 24,118 | 24,327 | Pakkat Hauagong | 22 | 22455 | |
| 12.16.08 | Onan Ganjang | 222.56 | 9,835 | 11,152 | 11,249 | Onan Ganjang | 12 | 22454 | |
| 12.16.07 | Sijamapolang | 140.18 | 5,112 | 6,145 | 6,210 | Bonan Dolok | 10 | 22459 | |
| 12.16.06 | 209.30 | 43,197 | 51,087 | 51,733 | Pasar Doloksanggul | 28 | 22457 | ||
| 12.16.05 | Lintong Nihuta | 181.26 | 29,066 | 33,412 | 33,715 | Sibuntuon Parpea | 22 | 22475 | |
| 12.16.04 | Paranginan | 47.78 | 12,487 | 14,815 | 14,945 | Sihonongan | 11 | 22477 | |
| 12.16.03 | Baktiraja (a) | 22.32 | 6,824 | 7,580 | 7,638 | Marbun Toruan | 7 | 22457 | |
| 12.16.02 | Pollung | 327.36 | 17,615 | 21,415 | 21,605 | Hutapaung | 13 | 22457 | |
| 12.16.01 | Parlilitan | 727.75 | 17,316 | 19,887 | 20,085 | Sihotang Hasugian Tonga | 20 | 22456 | |
| 12.16.10 | Tarabintang | 242.52 | 7,169 | 8,140 | 8,212 | Tarabintang | 9 | 22451 | |
| Totals | 2,502.71 | 171,650 | 197,751 | 199,719 | Doloksanggul | 154 |
Note: (a) including Simamora Island (Pulau Simamora) in Lake Toba.