Lachen Mangan

The geographic coordinates of Lachen Mangan Assembly constituency are: 27°34'37.2"N 88°38'08.2"E. Lachen Mangan shares its borders with one other Assembly constituencies. Other Sikkim Assembly constituencies adjacent to Lachen Mangan are: Djongu. This constituency shares an inter-state border with: Nepal, China.

There were a total of 8,319 registered voters on the electoral rolls for the 2024 Assembly election, of which 3,924 were male, 4,395 female and 0 of the third gender. In the 2019 Assembly elections, there were a total of 7,867 registered voters, of which 3,924 were male, 4,051 female and 0 of the third gender. In 2014 elections, there were a total of 6,874 registered voters in this constituency, of which 3,311 were male, 3,563 female and 0 of the third gender. In the 2009 polls, the number of total electors was 5,701 which included 2,766 male, and 2,935 female.

The number of service voters in Assembly constituency was 70 in 2019, 5 in 2014 and 2 in 2009.

The electorate gender ratio (number of female voters per 1000 male voters) in this constituency in 2024 was 1120, in 2019 it was 1062, 1076 in 2014 and 1061 in 2009.

Lachen Mangan Assembly constituency went to the polls in Phase 1 of the 2024 Sikkim Assembly elections on Friday, April 19, 2024. The counting of votes is on Sunday, June 2, 2024.

In the 2019 state Assembly elections, this seat voted in Phase 1 on Thursday, April 11, 2019 and the results were declared on Thursday, May 23, 2019.

In the 2014 polls, this constituency voted in Phase 1 on Saturday, April 12, 2014 and the results were declared on Friday, May 16, 2014.

In 2009, Lachen Mangan voted in Phase 1 on Tuesday, April 30, 2009 and the results were declared on Tuesday, May 16, 2009.

According the latest delimitation documents for 31. Lachen Mangan Assembly seat, the extent of this constituency covers the following areas of Sikkim: Revenue Blocks : Lachen, Lachung, Chungthang, Tung, Lachung and Lachen and Chungthang Forest Blocks in Chungthang Sub-Division; Naga-Namgor Singhik, Ringhim, Nampatam, Meyong, Singchit, Pakshep, Kazor, Sentam, Mangan(NTA) and Naga and Mangan Forest Blocks in Mangan Sub-Division.

According to data released by the Election Commission of India, in the 2024 Sikkim Assembly elections, the estimated voter turnout in this Sikkim constituency was 80.44%. In 2019, this seat registered a turnout of 85.71%, while it was 85.39% in 2014 and 89.63% in 2009. The estimated turnout in 2024 was -5.27% compared to the 2019 turnout.

In the 2019 Sikkim Assembly elections, Samdup Lepcha of SKM won in this constituency beating Tshering Wangdi Lepcha of SDF by a margin of 584 votes which was 8.69% of the total votes cast. In 2014, Tshering Wangdi Lepcha of SDF was the winner in this seat beating Samdup Lepcha of SKM by a margin of 557 votes which was 9.52% of the total votes polled in the constituency. In the 2009 Assembly elections, Tshering Wangdi Lepcha of SDF won this seat defeating Anil Lachenpa of INC by a margin of 779 votes which was 15.27% of the total votes polled for the seat.

In the 2019 Sikkim Assembly elections, Samdup Lepcha of SKM had a vote share of 53.8% in this seat. In 2014, Tshering Wangdi Lepcha of SDF secured a vote share of 53.43% in this constituency. In the 2009 Assembly elections, Tshering Wangdi Lepcha of SDF got a vote share of 53.3% in Lachen Mangan.