Kolasib district

Kolasib district is one of the eleven districts of Mizoram state in India.

Hydrology
Kolasib district has one completed Dam, Serlui B Dam and two under construction Bairabi Dam and Tuirial Dam Construction recommenced in September 2011.

Demographics
According to the 2011 census Kolasib district has a population of 83,955, roughly equal to the nation of Andorra. This gives it a ranking of 620th in India (out of a total of 640). The district has a population density of 61 PD/sqkm. Its population growth rate over the decade 2001-2011 was 27.28%. Kolasib has a sex ratio of 956 females for every 1000 males, and a literacy rate of 93.50%. 55.84% of the population lives in urban areas. Scheduled Tribes make up 87.67% of the population.

According to the 2011 census, 75.93% of the population spoke Mizo, 7.56% Hmar, 5.30% Bengali, 4.63% Tripuri, 1.90% Nepali and 1.33% Hindi as their first language.