Gangtok is the capital city of the Indian state of Sikkim. It’s the largest city in Sikkim. After Sikkim’s integration with the Union of India in 1975, Gangtok was made India’s 22nd state capital. As per the provisional reports of Census India, the population of Gangtok City in 2011 was 100,286 (1 lakh)
👉 Projected population of Gangtok in 2026 is 1.25 lakh.
Census 2011 Quick Facts
The initial provisional data released by census India 2011, shows that the density of Gangtok for 2011 is 4766 people per sq. km. Gangtok city administers area is 141 sq. km
| Gangtok City | Total | Male | Female |
| Population (Census 2011) | 100,286 | 52,459 | 47,827 |
| Children (0-6) | 9,264 | 4,796 | 4,468 |
| Average Literacy (%) | 89.33 % | 92.77 % | 85.54 % |
| Sex ratio | 912 | ||
| Child Sex ratio | 932 | ||
Gangtok Historical Population
As per Census 2011, Gangtok has a population growth rate of 129.43% during 2001-2011. It’s expected to have a population growth rate of 15% during 2011-2021.
Let’s look at population & percentage change from Year 19o1 to 2021.
| Year | Population | Actual Change | Percentage Change |
| 1951 | 2,744 | – | – |
| 1961 | 6,848 | 4,104 | 149.56% |
| 1971 | 13,308 | 6,460 | 94.33% |
| 1981 | 36,747 | 23,439 | 176.13% |
| 1991 | 25,024 | -11,723 | -31.90% |
| 2001 | 43,711 | 18,687 | 74.68% |
| 2011 | 100,286 | 56,575 | 129.43% |
| 2021 | 115,000 | 14,714 | 14.67% |
Sources: Census 2011
Religion in Gangtok
Hinduism and Buddhism are the most significant religions in Gangtok.[It also has a sizeable Christian population and a small Muslim minority.
| Religion | Percent |
| Hinduism | 58.81% |
| Buddhism | 28.15% |
| Christianity | 9.07% |
| Islam | 3.14% |
| Others | 0.83% |
Languages in Sikkim
Nepali is the most widely spoken language in Sikkim as well as Gangtok. English and Hindi are also widely spoken and understood in most of Sikkim, particularly in Gangtok. Other languages spoken in Gangtok include Bhutia (Sikkimese), Tibetan, and Lepcha.
More Topics about Sikkim
Know more about Northeast India