# Maybrat Regency

Maybrat Regency is a regency of Southwest Papua Province of Indonesia. It has an area of 5,461.69 km$^2$ (2,108.77 sq mi), and had a population of 33,081 at the 2010 Census and 42,991 at the 2020 Census; the official estimate as at mid 2023 was 46,287 (comprising 23,330 males and 22,957 females). The administrative centre is the town of Kumurkek, in Aifat District. The Maybrat language is spoken in the regency.

## Geography

Maybrat Regency is located in the western part of Papua Island. Geographically, Maybrat Regency is located at 131º 421 0” east longitude - 132º 581 12” east and 0º 55' 12” south longitude - 2º 17' 24” south longitude. It is the provinces's only landlocked regency, and is bordered:
* to the north by Tambrauw Regency (Fef District, Senopi District and Kebar District);
* to the east by Teluk Bintuni Regency of West Papua Province (North Moskona District, Masyeta District and South Moskona District);
* to the south by South Sorong Regency (Kais District, Moswaren District, and Wayer District).
* to the west by South Sorong Regency (Teminabuan District, Sawiat District and Fokour District).

## Administrative Districts

At the 2010 Census, the Maybrat Regency comprised eleven districts (distrik), tabulated below with their areas and their populations at the 2010 Census. In 2013 thirteen additional districts were formed by division from the existing districts; these are included below, together with the populations at the 2020 Census of all twenty-four current districts, and their official estimates as at mid 2023. The table also includes the locations of the district administrative centres, the number of administrative villages in each district (totaling 259 rural kampung and 1 urban kelurahan), and its post codes.
| Kode Kemendagri | Name of District (distrik) | Area in km$^2$ | Pop'n 2010 Census | Pop'n 2020 Census | Pop'n mid 2023 Estimate | Admin centre | No. of villages | Post code |
| 92.10.05 | Aitinyo Barat (West Aitinyo) | 332.32 | 2,375 | 1,400 | 1,349 | Kambufatem | 9 | 98262 |
| 92.10.17 | Ayamaru Selatan Jaya (South Ayamaru Jaya) | $^{(a)}$ | $^{(a)}$ | 1,560 | 1,865 | Arus | 7 | 98244 |
| 92.10.06 | Aitinyo | 848.36 | 5,150 | 2,820 | 2,683 | Aitinyo | 17 | 98261 |
| 92.10.22 | Aitinyo Tengah (Central Aitinyo) | $^{(b)}$ | $^{(b)}$ | 1,240 | 1,183 | Yaksoro | 14 | 98264 |
| 92.10.04 | Aifat Selatan (South Aifat) | 408.12 | 1,514 | 2,420 | 2,701 | Kisor | 16 | 98272 |
| 92.10.14 | Aifat Timur Selatan (Southeast Aifat) | $^{(c)}$ | $^{(c)}$ | 240 | 230 | Kambuscato | 6 | 98275 |
| 92.10.01 | Aifat | 566.81 | 3,612 | 3,660 | 3,527 | Kumurkek | 23 | 98271 |
| 92.10.07 | Aitinyo Utara (North Aitinyo) | 386.28 | 2,620 | 1,540 | 1,474 | Fategomi | 12 | 98265 |
| 92.10.23 | Aitinyo Raya (Great Aitinyo) | $^{(d)}$ | $^{(d)}$ | 1,320 | 1,322 | Jitmau | 10 | 98265 |
| 92.10.10 | Ayamaru Timur (East Ayamaru) | 126.09 | 1,201 | 1,490 | 1,824 | Kambuaya | 8 | 98246 |
| 92.10.18 | Ayamaru Timur Selatan (Southeast Ayamaru) | $^{(e)}$ | $^{(e)}$ | 1,120 | 1,290 | Kambuskato | 7 | 98247 |
| 92.10.08 | Ayamaru | 538.60 | 5,592 | 2,760 | 3,139 | Mefkajin | 8 $^{(f)}$ | 98240 |
| 92.10.15 | Ayamaru Selatan (South Ayamaru) | $^{(g)}$ | $^{(g)}$ | 2,030 | 2,071 | Koma-Koma | 10 | 98243 |
| 92.10.16 | Ayamaru Jaya (Great Ayamaru) | $^{(g)}$ | $^{(g)}$ | 2,520 | 2,692 | Segior | 10 | 98242 |
| 92.10.20 | Ayamaru Tengah (Central Ayamaru) | $^{(g)}$ | $^{(g)}$ | 2,430 | 2,917 | Kartapura | 10 | 98245 |
| 92.10.21 | Ayamaru Barat (West Ayamaru) | $^{(g)}$ | $^{(g)}$ | 1,440 | 2,120 | Soroan | 8 | 98241 |
| 92.10.09 | Ayamaru Utara (North Ayamaru) | 442.95 | 3,846 | 2,640 | 2,673 | Yukase | 11 | 98248 |
| 92.10.19 | Ayamaru Utara Timur (Northeast Ayamaru) | $^{(h)}$ | $^{(h)}$ | 1,250 | 1,232 | Mapura | 8 | 98249 |
| 92.10.11 | Mare | 733.50 | 1,083 | 1,740 | 2,313 | Suswa | 9 | 98251 |
| 92.10.24 | Mare Selatan (South Mare) | $^{(j)}$ | $^{(j)}$ | 1,230 | 1,497 | Fase | 9 | 98252 |
| 92.10.02 | Aifat Utara (North Aifat) | 519.38 | 3,666 | 3,080 | 2,934 | Ayawasi | 20 | 98277 |
| 92.10.03 | Aifat Timur (East Aifat) | 559.28 | 2,522 | 1,170 | 1,339 | Aisa | 11 | 98273 |
| 92.10.12 | Aifat Timur Tengah (East Central Aifat) | $^{(k)}$ | $^{(k)}$ | 1,300 | 1,313 | Ayata | 10 | 98276 |
| 92.10.13 | Aifat Timur Jauh (East Aifat Jauh) | $^{(k)}$ | $^{(k)}$ | 630 | 599 | Ainesa | 7 | 98274 |
| | Totals | 5,461.69 | 33,081 | 42,991 | 46,287 | Kumurkek | 260 | |
Notes: (a) The area and 2010 Census population of what is now Ayamaru Selatan Jaya District are included in the total figures for Aitinyo Barat District, from which it was divided. (b) The area and 2010 Census population of what is now Aitinyo Tengah District are included in the total figures for Aitinyo District, from which it was divided. (c) The area and 2010 Census population of what is now Aifat Timur Selatan District are included in the total figures for Aifat Selatan District, from which it was divided. (d) The area and 2010 Census population of what is now Aitinyo Raya District are included in the total figures for Aitinyo Utara District, from which it was divided. (e) The area and 2010 Census population of what is now Ayamaru Timur Selatan District are included in the total figures for Ayamaru Timur District, from which it was divided. (f) including the kelurahan of Ayamaru (town). (g) The areas and 2010 Census populations of what are now Ayamaru Selatan, Ayamaru Jaya, Ayamaru Tengah and Ayamaru Barat Districts are included in the total figures for Ayamaru District, from which they were all divided. (h) The area and 2010 Census population of what is now Ayamaru Utara Timur District are included in the total figures for Ayamaru Utara District, from which it was divided. (j) The area and 2010 Census population of what is now Mare Selatan District are included in the total figures for Mare District, from which it was divided. (k) The areas and 2010 Census populations of what are now Aifat Timur Tengah and Aifat Timur Jauh Districts are included in the total figures for Aifat Timur District, from which they were both divided.

## Climate

Kumurkek has a tropical rainforest climate (Af) with heavy to very heavy rainfall year-round.
Climate data for Kumurkek :
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Mean daily maximum °C (°F) | 29.7 (85.5) | 29.5 (85.1) | 29.5 (85.1) | 29.6 (85.3) | 29.4 (84.9) | 28.7 (83.7) | 28.2 (82.8) | 28.1 (82.6) | 28.7 (83.7) | 29.6 (85.3) | 29.9 (85.8) | 29.9 (85.8) | 29.2 (84.6) |
| Daily mean °C (°F) | 26.0 (78.8) | 26.0 (78.8) | 26.1 (79.0) | 26.1 (79.0) | 26.1 (79.0) | 25.6 (78.1) | 25.2 (77.4) | 25.0 (77.0) | 25.4 (77.7) | 26.0 (78.8) | 26.2 (79.2) | 26.2 (79.2) | 25.8 (78.5) |
| Mean daily minimum °C (°F) | 22.4 (72.3) | 22.6 (72.7) | 22.8 (73.0) | 22.7 (72.9) | 22.8 (73.0) | 22.5 (72.5) | 22.2 (72.0) | 22.0 (71.6) | 22.2 (72.0) | 22.4 (72.3) | 22.6 (72.7) | 22.6 (72.7) | 22.5 (72.5) |
| Average rainfall mm (inches) | 272 (10.7) | 254 (10.0) | 279 (11.0) | 297 (11.7) | 347 (13.7) | 315 (12.4) | 277 (10.9) | 262 (10.3) | 249 (9.8) | 217 (8.5) | 199 (7.8) | 243 (9.6) | 3,211 (126.4) |
| Source: Climate-Data.org ||||||||||||||