Idukki Population
Estimated population in 2025
| Estimated population of Idukki in 2025 | 1,151,891 |
| Estimated population of males in 2025 | 574,202 |
| Estimated population of males in 2025 | 577,689 |
Population as per 2011 census
| Population | 1,108,974 |
| Male Population | 552,808 |
| Female Population | 556,166 |
| Area (km2) | 4,356 |
| Density/km2 | 255 |
| Sex Ratio (Per 1000) | 1,006 |
| Child Sex Ratio (0-6 Age) | 964 |
| Literates | 923,010 |
| Male Literates | 471,881 |
| Female Literates | 451,129 |
| Average Literacy | 91.99% |
| Male Literacy | 94.56% |
| Female Literacy | 89.45% |
| Child Population (0-6 Age) | 105,641 |
| Boys Population (0-6 Age) | 53,785 |
| Girls Population (0-6 Age) | 51,856 |
| Child Proportion (0-6 Age) | 9.53% |
| Boys Proportion (0-6 Age) | 9.73% |
| Girls Proportion (0-6 Age) | 9.32% |
Idukki Religion-wise Data
| Description | Population in 2011 | Percentage | Estimated Population in 2025 |
|---|---|---|---|
| Hindu | 541,854 |
48.86% |
562,824 |
| Muslims | 82,206 |
7.41% |
85,387 |
| Christian | 481,507 |
43.42% |
500,141 |
| Sikh | 100 |
0.01% |
104 |
| Buddhist | 189 |
0.02% |
196 |
| Jain | 44 |
0.00% |
46 |
| Not Stated | 2,690 |
0.24% |
2,794 |
| Others | 384 |
0.03% |
399 |
| Total | 1,108,974 |
100.00% |
1,151,891 |