| Official Name: | Nagan Raya Regency |
| Native Name: | Kabupaten Nagan Raya |
| Native Name Lang: | id |
| Type: | Regency |
| Coordinates: | 4.1667°N 126°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Indonesia |
| Subdivision Type1: | Region |
| Subdivision Name1: | Sumatra |
| Established Title: | Established |
| Established Date: | 2002 |
| Seat Type: | Regency seat |
| Seat: | Suka Makmue |
| Leader Title: | Regent |
| Leader Name: | Muhammad Jamin Idham |
| Area Total Km2: | 3544.9 |
| Population As Of: | mid 2023 estimate |
| Population Total: | 176461 |
| Population Density Km2: | auto |
| Population Footnotes: | [1] |
| Timezone1: | IWST |
| Utc Offset1: | +7 |
| Area Code: | (+62) 655 |
| Pushpin Map: | Indonesia_Aceh#Indonesia_Sumatra North#Indonesia_Sumatra#Indonesia |
| Pushpin Map Caption: | Location in Aceh, Northern Sumatra, Sumatra and Indonesia |
| Subdivision Type2: | Province |
| Leader Title1: | Vice Regent |
| Leader Name1: | Chalidin Oesman |
| Area Code Type: | Area code |
Nagan Raya Regency (Indonesian: Kabupaten Nagan Raya) is a regency in the Aceh special region of Indonesia. It is located on the island of Sumatra, and was formed on 10 April 2002 from districts formerly part of West Aceh Regency. The seat of the regency government is at Suka Makmue. The regency covers an area of 3,544.9 square kilometres and had a population of 139,663 people according to the 2010 Census[2] and 168,392 at the 2020 Census.[3] The official estimate as at mid 2023 was 176,461 (comprising 88,872 males and 87,589 females).[4]
As at 2010, the regency was divided administratively into eight districts (kecamatan); however in 2011 two additional districts were created - Tripa Makmur (by division from Darul Makmur District) and Beutong Ateuh Banggalang (by division from Beutong District). Their areas (in km2) and their populations at the 2010 Census[5] and 2020 Census,[6] together with the official estimates as at mid 2023,[7] are listed below. The table also includes the locations of the district administrative centres, the number of villages (gampong) in each district, 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 codes | |
|---|---|---|---|---|---|---|---|---|---|
| 11.15.05 | Darul Makmur | 1,027.93 | 46,954 | 49,412 | 51,655 | Alue Bilie | 40 | 23662 | |
| 11.15.09 | Tripa Makmur | 189.413 | (a) | 9,038 | 9,695 | Kabu | 11 | 23663 | |
| 11.15.01 | Kuala | 120.89 | 18,540 | 22,350 | 23,237 | Ujong Fatihah | 17 | 23661 | |
| 11.15.07 | Kuala Pesisir (Coastal Kuala) | 76.34 | 14,110 | 17,338 | 18,251 | Padang Rubek | 16 | 23660 | |
| 11.15.08 | Tadu Raya | 347.19 | 11,185 | 14,731 | 15,592 | Alue Bata | 22 | 23664 | |
| 11.15.04 | Beutong | 1,017.32 | 14,228 | 13,701 | 14,340 | Keude Seumot | 24 | 23672 | |
| 11.15.10 | Beutong Ateuh Banggalang | 405.92 | (b) | 1,990 | 2,112 | Kuta Teungoh | 4 | 23673 | |
| 11.15.02 | Seunagan | 56.73 | 14,464 | 15,924 | 16,449 | Jeuram | 35 | 23671 | |
| 11.15.06 | Suka Makmue | 51.56 | 8,022 | 9,931 | 10,330 | Lueng Baro | 19 | 23674 | |
| 11.15.03 | Seunagan Timur (East Seunagan) | 251.61 | 12,160 | 13,977 | 14,800 | Keude Linteung | 34 | 23670 | |
| Totals | 3,544.90 | 139,663 | 168,392 | 176,461 | Suka Makmue | 222 |
Notes: (a) included in 2010 figure for Darul Makmur District. (b) included in 2010 figure for Beutong District.
In 2012, Nagan Raya Regency has 24,698 hectares paddy fields with production of 164,586 tonnes of rice equivalent per year. Only a third of production is for regency's consumption and the rest is about 110,000 tonnes sold to other regencies and even to Medan, North Sumatra Province.[8]