City in Sikkim
Gangtok Population 2026
City and district figures
City · 1 March 2026
≈ 1.2 lakh Estimate Our estimate, method M1, constrained to the official state projection 1 March 2026 How this is made →
1,20,000 120,000 1 March 2026
Gangtok is estimated at ≈1.2 lakh within its 2011 municipal limits on 1 March 2026. Census 2011 counted 1,00,286.
Estimates: method M1 on 2011 boundaries, not official figures. Census: ORGI.
Which number do you mean?
Three areas share the name. Quoting the district figure as the “city population” is the most common mistake.
City
Gangtok (municipal limits)
- Census 2011
- 1,00,286
- 2026 Estimate Our estimate, method M1, constrained to the official state projection How this is made →
- ≈ 1.2 lakh
District
- Census 2011
- 1,99,290
- 2026 Estimate Our estimate, method M1, constrained to the official state projection How this is made →
- ≈ 2.35 lakh
Key figures
- City 2026
- ≈ 1.2 lakh 1,20,000 Estimate Our estimate, method M1, constrained to the official state projection How this is made →
- City · Census 2011
- 1 lakh 1,00,286 Census 2011 Final count, Census of India 2011 (ORGI) How this is made →
- Sex ratio
- 912 Sikkim: 890
- Child sex ratio (0–6)
- 932 Sikkim: 957
- Literacy rate
- 89.3% Male 92.8% · Female 85.5%
- Households
- 23.8 thousand 4.2 people per household
- Area
- 19.2km² Census 2011 (A-4)
- Density
- 5,223per km² 2011
- Work participation
- 43.7% 2011
- Children 0–6
- 9.3 thousand 0–6 · 2011
- Children 0–6
- 9.3 thousand 0–6 · 2011
- Children 0–6
- 9.3 thousand 0–6 · 2011
Where it ranks
Population over time
Census counts within the limits of each year, then our estimates on 2011 boundaries.
- Census
- Estimate
› Show the numbers as a table
| Year | City |
|---|---|
| 1951 | 2,744 |
| 1961 | 6,848 |
| 1971 | 13,308 |
| 1981 | 36,747 |
| 1991 | 25,024 |
| 2001 | 43,711 |
| 2011 | 1,00,286 |
| 2016 * | 1,10,000 |
| 2021 * | 1,10,000 |
| 2026 * | 1,20,000 |
| 2031 * | 1,20,000 |
| 2036 * | 1,30,000 |
* Estimate
What the numbers say
- The city accounts for 50.3% of the population of the district it lies in.
- Literacy in the city was 89.3% in 2011, against 81.4% for Sikkim.
- There were 912 females per 1,000 males, more than in the state (890).
- By 2011 population it ranks 156th among the 150+ cities on this site and 1st in Sikkim.
- Our 2026 estimate for the city is ≈1.2 lakh, on 2011 boundaries; it is not an official figure.
Cities of similar size
Census 2027 status
Results pending-
Phase I: houselisting
Done (16 April 2026 – 15 May 2026)
-
Phase II: counting people
February 2027 (reference date 1 March 2027)
-
Results
Not yet released. In 2011, first figures came about a month after counting ended.
When the Registrar General publishes Census 2027 figures for Gangtok, they will appear on this page, at this address. Census 2027 explained →