Meranti Islands Regency
Meranti Islands is an archipelago, most of which forms a regency of Riau Province and lies off the eastern coast of the island of Sumatra, Indonesia. It was created on 19 December 2008 by the separating of these large islands from the mainly mainland regency of Bengkalis. The regency comprises the islands of Tebing Tinggi, Rangsang, Padang, and Merbau, together with minor offshore islands, but does not include Bengkalis Island to the north, which is geographically part of the archipelago but remains within Bengkalis Regency. The principal town is Selat Panjang on Tebing Tinggi Island. The regency covers a land area of 3,144.18 km2 and had a population of 176,290 at the 2010 Census and 206,116 at the 2020 Census; the official estimate as of mid-2024 was 212,000.
Administrative districts
When created in 2008, the regency was divided into five districts, listed below with their populations at the 2010 Census:| Name of District | English name | Pop'n Census 2010 |
| Tebing Tinggi Barat | Western Tebing Tinggi Island | 15,260 |
| Tebing Tinggi | Tebing Tinggi Island | 65,748 |
| Rangsang | Rangsang Island | 26,526 |
| Rangsang Barat | Western Rangsang Island | 24,926 |
| Merbau | Merbau and Padang Islands | 44,030 |
On 26 January 2011, the regency was re-divided into nine districts. The additional four districts are Tebing Tinggi Timur, Rangsang Pesisir, Pulau Merbau and Tasik Putri Puyu. The areas and the populations of the nine districts at the 2020 Census, together with the official estimates as of mid-2024, are as follows. The table also includes the locations of the district administrative centres, the number of administrative villages in each district, and its postcode.
| Kode Wilayah | Name of District | Area in km2 | Pop'n 2020 Census | Pop'n mid 2024 Estimate | Admin centre | No. of villages | Post code |
| 14.10.04 | Tebing Tinggi Barat | 489.87 | 18,382 | 19,650 | Alai | 14 | 28758 |
| 14.10.01 | Tebing Tinggi | 89.45 | 67,219 | 66,320 | Selat Panjang | 9 | 28753 |
| 14.10.07 | Tebing Tinggi Timur | 637.61 | 13,293 | 14,250 | Sungai Tohor | 10 | 28754 |
| Sub-totals for Tebing Tinggi Island | 1,216.93 | 99,851 | 100,220 | 33 | |||
| 14.10.03 | Rangsang | 319.77 | 20,123 | 20,740 | Tanjung Samak | 14 | 28755 |
| 14.10.09 | Rangsang Pesisir | 198.12 | 18,853 | 19,780 | Telesung | 11 | 28757 |
| 14.10.02 | Rangsang Barat | 95.65 | 19,488 | 20,210 | Bantar | 12 | 28756 |
| Sub-totals for Rangsang Island | 613.54 | 58,464 | 60,430 | 37 | |||
| 14.10.05 | Merbau | 534.04 | 15,305 | 16,030 | Teluk Belitung | 10 | 28752 |
| 14.10.06 | Pulau Merbau | 216.07 | 15,824 | 17,060 | Semukut | 11 | 28750 |
| 14.10.08 | Tasik Putri Puyu | 563.60 | 17,629 | 17,960 | Bandul | 10 | 28751 |
| Totals for Regency | 3,144.18 | 206,116 | 212,000 | Selatpanjang | 101 |
Notes: comprising 4 kelurahan - with 42,723 inhabitants altogether in 2023 - and 5 desa.
including one kelurahan - Teluk Belitung - with 5,062 inhabitants in 2023.
The island of Tebing Tinggi comprises three districts - Tebing Tinggi itself in the centre of its north coast, Tebing Tinggi Barat in the west of the island and Tebing Tinggi Timur in the east. The island of Rangsang is also composed of three districts - Rangsang Barat in the west, Rangsang Pesisir in the centre and Rangsang in the east. Padang Island is composed of two districts - Tasik Putri Puyu in the north and Merbau in the south. Merbau Island is identical with the district of that name.