Lower Subansiri district | |
|---|---|
Paddy fields nearZiro | |
Location in Arunachal Pradesh | |
| Country | |
| State | Arunachal Pradesh |
| Headquarters | Ziro |
| Population (2011) | |
• Total | 83,030[1] |
| Demographics | |
| • Literacy | 76.3%[1] |
| • Sex ratio | 975[1] |
| Time zone | UTC+05:30 (IST) |
| Website | lowersubansiri |
Lower Subansiri district (Pron:/su:bənˈsɪɹi/) is one of the 25administrative districts of the state ofArunachal Pradesh in northeasternIndia.
Lower Subansiri district has a long ancient history related with theChutiya Kingdom. It was probably under Chutiya chieftain rule from a long time, and came underBirpal's rule in the 12th century.
The district was formed when Subansiri district was bifurcated into Upper and Lower Subansiri districts in 1987.[2]
In 1999Papum Pare district was split to form new district,[2] and this was repeated on 1 April 2001, with the creation ofKurung Kumey district.[2]
In October 2017, the state government approved the creation ofKamle district, involving the carving out of Raga, Dolungmukh and Kumpurijio circles from Lower Subansiri district.[3]
In 2024, theKeyi Panyor district was formed by carving out 195 villages from Lower Subansiri district.[4]
The district headquarters are located atZiro. The district occupies an area of 3,460 km2.
It is bounded on the north by theUpper Subansiri district of Arunachal, on the south byPapum Pare District of Arunachal Pradesh and Assam, on the east byWest Siang district and some part ofUpper Subansiri, and on the west byEast Kameng district of Arunachal Pradesh.
There are 6 administrative circles in this district, namely, Ziro (Sadar),Yachuli, Pistana,Raga, Kamporijo andDollungmukh. The district also divided into 3 blocks: Ziro-I, Ziro-II, and Tamen-Raga.[citation needed]
There are 2Arunachal Pradesh Legislative Assembly constituencies located in this district: Yachuli andZiro-Hapoli. Both of these are part ofArunachal West Lok Sabha constituency.[5]

| Year | Pop. | ±% p.a. |
|---|---|---|
| 1961 | 23,950 | — |
| 1971 | 30,823 | +2.56% |
| 1981 | 35,405 | +1.40% |
| 1991 | 43,148 | +2.00% |
| 2001 | 55,726 | +2.59% |
| 2011 | 83,030 | +4.07% |
| source:[6] | ||
According to the2011 census Lower Subansiri district has apopulation of 83,030,[7] roughly equal to the nation ofAndorra.[8] This gives it a ranking of 623rd in India (out of a total of640).[7] The district has a population density of 24 inhabitants per square kilometre (62/sq mi) .[7] Itspopulation growth rate over the decade 2001–2011 was 48.65%.[7] Lower Subansiri has asex ratio of 975females for every 1000 males,[7] and aliteracy rate of 76.33%.[7]
This district is inhabited byNyishis andApatanis.
Languages used in the district includeApatani, Nyishi language.[10]
Major local festivals of the district are Nyokum, Boori-Boot Yullo, andDree Festival.
In 1995 Lower Subansiri district became home to theTalley Valley Wildlife Sanctuary, which has an area of 337 km2 (130.1 sq mi).[11]
Gyati Takka General Hospital (GTGH) in Lower Subansiri district has become the first hospital in the state ofArunachal Pradesh to receive support fromCHD Group in its effort to build robust health system for the North East Region.[12][13]
198 Andorra 84,825 July 2011 est.
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