| Source | 2011 - Ministry of Statistics and Programme Implementation |
| 2023 - Report of The Technical Group On Population Proiecttons (page no 90) | |
| Date | 11 Feb 2024 |
As per the report of The Technical Group by the National Commission, The population of Sikkim is projected to be 691,000 or 691 k or 6.9 lakhs as of July 1, 2023. Sikkim is the least populous state in india.
The size of the population of Sikkim is equivalent to China, Macao SAR, the 168th most populous country/territories in the world.
In 2023, the sex ratio of the total population in Sikkim is 111.315 males per 100 females. There are 364,000 or 364 K males and 327,000 or 327 K females in Sikkim. Sikkim has 37,000 or 37 k more males than females.
Sikkim accounts for 0.05 percent of the India population.
Population growth rate for 2023 is projected at 1.02 % with addition of 7 k more people.
According to the Census of India 2011, the population of the state of Sikkim was 611 k, increasing from 541 k in 2001. There were 323,070 males and 287,507 females, with a sex ratio of 112.369 males per 100 females. The percentage decadal growth during 2001-2011 was 12.89 %, 20.17 % lower than 1991-2001 period. Population of Sikkim had increased by 70 K during the decade 2001- 2011.
Population ofSikkim, which was only around 59 K in 1901, increased by approx 11.7 times in a period of 122 years to reach 691 k million at 2023.
| Year | Population | Growth | Share (%) | |||
|---|---|---|---|---|---|---|
| Total | Male | Female | Net Change | rate (%) | India | |
| 2011 | 612,000 | 324,000 | 288,000 | - | - | 0.05 |
| 2012 | 619,000 | 327,000 | 292,000 | 7,000 | 1.144 | 0.05 |
| 2013 | 626,000 | 331,000 | 295,000 | 7,000 | 1.131 | 0.05 |
| 2014 | 632,000 | 334,000 | 298,000 | 6,000 | 0.958 | 0.05 |
| 2015 | 639,000 | 338,000 | 301,000 | 7,000 | 1.108 | 0.05 |
| 2016 | 646,000 | 341,000 | 304,000 | 7,000 | 1.095 | 0.05 |
| 2017 | 652,000 | 344,000 | 308,000 | 6,000 | 0.929 | 0.05 |
| 2018 | 659,000 | 348,000 | 311,000 | 7,000 | 1.074 | 0.05 |
| 2019 | 665,000 | 351,000 | 314,000 | 6,000 | 0.910 | 0.05 |
| 2020 | 672,000 | 354,000 | 317,000 | 7,000 | 1.053 | 0.05 |
| 2021 | 678,000 | 358,000 | 320,000 | 6,000 | 0.893 | 0.05 |
| 2022 | 684,000 | 361,000 | 323,000 | 6,000 | 0.885 | 0.05 |
| 2023 | 691,000 | 364,000 | 327,000 | 7,000 | 1.023 | 0.05 |
| 2024 | 697,000 | 367,000 | 330,000 | 6,000 | 0.868 | 0.05 |
| 2025 | 703,000 | 370,000 | 333,000 | 6,000 | 0.861 | 0.05 |
| 2026 | 709,000 | 373,000 | 336,000 | 6,000 | 0.853 | 0.05 |
| 2027 | 715,000 | 376,000 | 339,000 | 6,000 | 0.846 | 0.05 |
| 2028 | 721,000 | 379,000 | 341,000 | 6,000 | 0.839 | 0.05 |
| 2029 | 726,000 | 382,000 | 344,000 | 5,000 | 0.693 | 0.05 |
| 2030 | 732,000 | 385,000 | 347,000 | 6,000 | 0.826 | 0.05 |
| 2031 | 737,000 | 387,000 | 350,000 | 5,000 | 0.683 | 0.05 |
| 2032 | 742,000 | 389,000 | 352,000 | 5,000 | 0.678 | 0.05 |
| 2033 | 746,000 | 392,000 | 354,000 | 4,000 | 0.539 | 0.05 |
| 2034 | 751,000 | 394,000 | 357,000 | 5,000 | 0.670 | 0.05 |
| 2035 | 755,000 | 396,000 | 359,000 | 4,000 | 0.533 | 0.05 |
| 2036 | 760,000 | 398,000 | 361,000 | 5,000 | 0.662 | 0.05 |
| Year | Population | Growth | Share (%) | |
|---|---|---|---|---|
| Net Change | rate (%) | to India | ||
| 1901 | 59,014 | - | - | 0.02 |
| 1911 | 87,920 | 28,906 | 48.98 | 0.03 |
| 1921 | 81,721 | -6,199 | -7.05 | 0.03 |
| 1931 | 109,808 | 28,087 | 34.37 | 0.04 |
| 1941 | 121,520 | 11,712 | 10.67 | 0.04 |
| 1951 | 137,725 | 16,205 | 13.34 | 0.04 |
| 1961 | 162,189 | 24,464 | 17.76 | 0.04 |
| 1971 | 209,843 | 47,654 | 29.38 | 0.04 |
| 1981 | 316,385 | 106,542 | 50.77 | 0.05 |
| 1991 | 406,457 | 90,072 | 28.47 | 0.05 |
| 2001 | 540,851 | 134,394 | 33.06 | 0.05 |
| 2011 | 610,577 | 69,726 | 12.89 | 0.05 |
| Age group | Male | Female | Total | M per 100 F | |
|---|---|---|---|---|---|
| Persons | Share (%) | ||||
| 00-04 | 21,685 | 20,651 | 42,336 | 6.93 | 105.007 |
| 05-09 | 28,688 | 27,990 | 56,678 | 9.28 | 102.494 |
| 10-14 | 33,965 | 32,958 | 66,923 | 10.96 | 103.055 |
| 15-19 | 33,998 | 32,939 | 66,937 | 10.96 | 103.215 |
| 20-24 | 35,146 | 32,151 | 67,297 | 11.02 | 109.315 |
| 25-29 | 34,700 | 29,939 | 64,639 | 10.59 | 115.902 |
| 30-34 | 28,562 | 23,663 | 52,225 | 8.55 | 120.703 |
| 35-39 | 23,396 | 20,231 | 43,627 | 7.15 | 115.644 |
| 40-44 | 20,170 | 16,382 | 36,552 | 5.99 | 123.123 |
| 45-49 | 16,114 | 13,348 | 29,462 | 4.83 | 120.722 |
| 50-54 | 13,624 | 10,808 | 24,432 | 4.00 | 126.055 |
| 55-59 | 9,913 | 7,628 | 17,541 | 2.87 | 129.955 |
| 60-64 | 7,441 | 6,109 | 13,550 | 2.22 | 121.804 |
| 65-69 | 5,593 | 4,890 | 10,483 | 1.72 | 114.376 |
| 70-74 | 4,304 | 3,257 | 7,561 | 1.24 | 132.146 |
| 75-79 | 2,556 | 1,960 | 4,516 | 0.74 | 130.408 |
| 80-84 | 1,422 | 1,142 | 2,564 | 0.42 | 124.518 |
| 85-89 | 612 | 499 | 1,111 | 0.18 | 122.645 |
| 90-94 | 320 | 253 | 573 | 0.09 | 126.482 |
| 95-99 | 166 | 133 | 299 | 0.05 | 124.812 |
| 100+ | 58 | 37 | 95 | 0.02 | 156.757 |
| Age not stated | 637 | 539 | 1,176 | 0.19 | 118.182 |
| Total | 323,070 | 287,507 | 610,577 | 112.369 | |
| District | Rank | Population | Rural (%) | Urban (%) | Sex ratio | ||||
|---|---|---|---|---|---|---|---|---|---|
| Male | Female | Total | Share (%) | F per 1000 M | M per 100 F | ||||
| North District | 4 | 24,730 | 18,979 | 43,709 | 7.16 | 89.38 | 10.62 | 767 | 130.302 |
| West District | 3 | 70,238 | 66,197 | 136,435 | 22.35 | 96.15 | 3.85 | 942 | 106.105 |
| South District | 2 | 76,670 | 70,180 | 146,850 | 24.05 | 85.56 | 14.44 | 915 | 109.248 |
| East District | 1 | 151,432 | 132,151 | 283,583 | 46.45 | 56.81 | 43.19 | 873 | 114.590 |