| Ogan Ilir Regency | |
| Other Name: | OI Regency |
| Native Name: | Kabupaten Ogan Ilir |
| Settlement Type: | Regency |
| Nickname: | OI |
| Motto: | Caram Seguguk (Kebersamaan dan Gotong Royong/Togetherness and Mutual Cooperation) |
| Subdivision Type: | Sovereign state |
| Subdivision Name1: | South Sumatra |
| Subdivision Type2: | Regency seat |
| Subdivision Name2: | Indralaya |
| Government Type: | Regency |
| Leader Title: | Regent / Bupati |
| Leader Name: | Mawardi Yahya |
| Leader Title1: | Vice Regent / Wakil Bupati |
| Leader Name1: | Muhammad Daud Hasyim |
| Established Title: | Onder Afdeeling (Dutch rule) |
| Established Date: | as Ogan Ilir ca.1900 |
| Established Title2: | Karesidenan |
| Established Date2: | as Palembang ca.1945 |
| Established Title3: | Kabupaten (Regency) |
| Established Date3: | as Ogan Komering Ilir since 1956 |
| Established Title4: | Kabupaten (Regency) |
| Established Date4: | since 2003 |
| Area Total Km2: | 2,382.48 |
| Population As Of: | mid 2023 estimate |
| Population Note: | [1] |
| Population Total: | 439469 |
| Population Density Km2: | auto |
| Population Blank1 Title: | Ethnicity |
| Population Blank1: | Malay (Ogan, Pegagan, Penesak), Javanese, |
| Timezone: | Western Indonesia Time |
| Utc Offset: | +7 |
| Coordinates: | -3.02°N 104.48°W |
| Postal Code Type: | Postcode |
| Postal Code: | 306xx, 308xx |
| Area Code: | + 62 711 : 0711, + 62 712 : 0712 |
| Blank1 Name: | Distance from Inderalaya to Palembang |
| Blank1 Info: | 32 km |
Ogan Ilir Regency (often abbreviated to OI Regency) is a regency of South Sumatra Province, Indonesia. It takes its name from the main river which stream that area, Ogan River. And the name Ilir means downstream. Indralaya is the regency seat. The regency borders Palembang City and Muara Enim Regency to the north, Ogan Komering Ilir Regency to the east, Ogan Komering Ilir Regency, and East Ogan Komering Ulu Regency to the south, and Muara Enim Regency to the west.[2]
Ogan Ilir Regency covers an area of 2,666.07 km², and had a population of 380,904 at the 2010 Census[3] and 416,549 at the 2020 Census;[4] the official estimate as at mid 2023 was 439,469 (comprising 222,549 males and 216,920 females).[5]
Based on Presidential Decree No.37/2003, Ogan Komering Ilir Regency was divided on 18 December 2003 into two regencies, namely a reduced Ogan Komering Ilir Regency and a new Ogan Ilir Regency. Ogan Ilir Regency then included the six districts of Indralaya (as the capital), Tanjung Raja, Tanjung Batu, Muara Kuang, Pemulutan and Rantau Alai.
This Regency is now administratively composed of sixteen districts (kecamatan), comprising 241 villages. These are listed below with their areas (in km2) and their populations at the 2010 Census[3] and the 2020 Census,[4] together with the official estimates as at mid 2023.[6] The table also includes the locations of the district administrative centres, the number of administrative villages in each district (totaling 227 rural desa and 14 urban kelurahan), and its postal codes.
| Kode Wilayah | Name of District (kecamatan) | Area in km2 | Pop'n Census 2010 | Pop'n Census 2020 | Pop'n Estimate mid-2023 | Admin centre | No. of Villages | Post code | |
|---|---|---|---|---|---|---|---|---|---|
| 16.10.01 | Muara Kuang | 300.75 | 17,430 | 19,759 | 20,837 | Muara Kuang | 14 (a) | 30865 | |
| 16.10.14 | Rambang Kuang | 528.82 | 19,780 | 20,838 | 21,135 | Tambang Rambang | 13 | 30869 | |
| 16.10.15 | Lubuk Keliat | 207.67 | 16,484 | 17,755 | 18,450 | Betung II | 10 | 30868 | |
| 16.10.02 | Tanjung Batu | 263.75 | 42,158 | 46,931 | 49,328 | Tanjung Batu Timur | 21 (b) | 30665 | |
| 16.10.16 | Payaraman | 180.57 | 21,728 | 25,909 | 27,201 | Payaraman Timur | 13 (b) | 30664 | |
| 16.10.06 | Rantau Alai | 62.16 | 10,713 | 10,801 | 11,676 | Rantai Alai | 13 | 30866 | |
| 16.10.13 | Kandis | 50.25 | 10,293 | 10,635 | 11,259 | Kandis II | 12 | 30867 | |
| 16.10.03 | Tanjung Raya | 70.41 | 40,873 | 43,612 | 45,715 | Tanjung Raja Utara | 19 (c) | 30663 | |
| 16.10.11 | Rantau Panjang (d) | 40.85 | 16,481 | 17,029 | 17,896 | Rantau Panjang Ulu | 12 | 30661 | |
| 16.10.12 | Sungai Pinang | 42.62 | 23,122 | 25,896 | 27,365 | Sungai Pinang | 13 (a) | 30662 | |
| 16.10.05 | Pemulutan (d) | 122.92 | 40,708 | 46,128 | 49,250 | Pemulutan Ulu | 25 | 20663 | |
| 16.10.09 | Pemulutan Selatan (d) (South Pemulutan) | 61.49 | 16,426 | 16,710 | 17,865 | Sungai Lebung (Lebung River) | 15 | 30663 | |
| 16.10.10 | Pemulutan Barat (d) (West Pemulutan) | 60.00 | 12,428 | 13,799 | 14,470 | Talang Pangeran Ulu | 11 | 30663 | |
| 16.10.04 | Indralaya (d) | 101.22 | 37,553 | 40,634 | 43,261 | Indralaya Mulya | 20 (e) | 30862 (f) | |
| 16.10.07 | Indralaya Utara (d) (North Indralaya) | 472.33 | 34,421 | 38,027 | 40,651 | Tanjung Pering | 16 (a) | 30862 (g) | |
| 16.10.08 | Indralaya Selatan (d) (South Indralaya) | 100.26 | 20,306 | 22,086 | 23,110 | Meranjat III | 14 | 30862 | |
| Totals | 2,667.07 | 380,904 | 416,549 | 439,469 | Indralaya | 241 |
Notes: (a) including one kelurahan. (b) including 2 kelurahan. (c) including 4 kelurahan.
(d) The 7 districts of Rantau Panjang, Pemulutan, Pemulutan Selatan, Pemulutan Barat, Indralaya, Indralaya Utara and Indralaya Selatan, with a combined area of 959.07 km2 and a population of 201,955 in mid 2022,[7] form part of the Palembang metropolitan area.
(e) including 3 kelurahan. (f) except for four villages - Sakatiga Seberang (with post code of 30814), Tanjung Sejaro (with post code of 30815), Sakatiga (with post code of 30816) and Tanjung Seteko (with post code of 30817).
(g) except for two villages - Payakabung (with post code of 30812) and Tanjung Pering (with post code of 30813).