| 1901 | 1911 | 1921 | 1931 | 1941 | 1951 | 1961 | 1971 | 1981 | 1991 | 2001 | ||
| Población | millones | 6.4 | 7.1 | 7.8 | 9.5 | 11 | 13.5 | 16.9 | 21.3 | 25.5 | 29.1 | 31.8 |
| Densidad pbl. | km2 | 165 | 184 | 201 | 245 | 284 | 349 | 435 | 549 | 655 | 749 | 819 |
| Incremento pbl. | % x10 | 9.84 | 11.75 | 9.16 | 21.85 | 16.04 | 22.82 | 24.76 | 26.29 | 19.24 | 14.32 | 9.42 |
| Varones | % | 19.15 | 22.25 | 27.38 | 30.89 | - | 49.79 | 54.97 | 66.62 | 75.26 | 93.62 | 94.20 |
| Hembras | % | 3.15 | 4.43 | 10.26 | 11.99 | - | 31.41 | 38.90 | 54.31 | 65.73 | 86.17 | 87.86 |
| Proporción Sexo | h/1000v | 1004 | 1008 | 1011 | 1022 | 1027 | 1028 | 1022 | 1016 | 1032 | 1036 | 1058 |
| Población urbana | % | 7.11 | 7.34 | 8.73 | 9.64 | 10.84 | 13.48 | 15.11 | 16.24 | 18.74 | 26.39 | 25.97 |
| Alfabetización | % | 11.14 | 13.31 | 19.02 | 21.34 | - | 40.47 | 46.85 | 60.42 | 70.42 | 89.81* | 90.92* |
| Viviendas | número | 12 | 13 | 15 | 17 | 20 | 24 | 29 | 35 | 44 | 55 | 66 |
| Sup. viviendas | m2 | 5.5 | 5.4 | 5.4 | 5.6 | 5.6 | 5.7 | 5.8 | 6.0 | 5.8 | 5.3 | 5.5 |
| Cod. | Distrito | Cabeza Distrito (HQ) | Superficie (km2) |
Censo Población 01-03-1991 | Censo Población 01-03-2001 |
|---|---|---|---|---|---|
| 1 | Kasaragod | Kasaragod | 1,992 | 1,071,508 | 1,203,342 |
| 2 | Kannur | Kannur | 2,966 | 2,251,727 | 2,412,365 |
| 3 | Wayanad | Kalpetta | 2,131 | 672,128 | 786,627 |
| 4 | Kozhikode | Kozhikode | 2,344 | 2,619,914 | 2,878,498 |
| 5 | Malappuram | Malappuram | 3,550 | 3,096,330 | 3,629,640 |
| 6 | Palakkad | Palakkad | 4,480 | 2,382,235 | 2,617,072 |
| 7 | Thrissur | Thrissur | 3,032 | 2,737,311 | 2,975,440 |
| 8 | Ernakulam | Ernakulam | 2,950 | 2,817,236 | 3,098,378 |
| 9 | Idukki | Painavu | 4,476 | 1,078,006 | 1,128,605 |
| 10 | Kottayam | Kottayam | 2,208 | 1,828,271 | 1,952,901 |
| 11 | Alappuzha | Alappuzha | 1,414 | 2,001,217 | 2,105,349 |
| 12 | Pathanamthitta | Pathanamthitta | 2,637 | 1,188,352 | 1,231,577 |
| 13 | Kollam | Kollam | 2,491 | 2,407,566 | 2,584,118 |
| 14 | Thiruvananthapuram | Thiruvananthapuram | 2,192 | 2,946,650 | 3,234,707 |
| 32 | total | Thiruvananthapuram | 38,863 | 29,098,518 | 31,838,619 |
| Fuente:
Census of India
2001 | |||||
| Ciudad | Censo Población 01-03-1991 |
Censo Población 01-03-2001 |
|---|---|---|
| Trivandrum (Thiruvananthapuram) | 524,006 | 744,739 |
| Kochi | 564,589 | 596,473 |
| Kozhikode | 419,831 | 436,527 |
| Kollam | 139,852 | 361,441 |
| Thrissur | .. | 317,474 |
| Alappuzha | .. | 177,079 |
| Palakkad | 123,289 | 130,736 |
| Thalassery | 103,579 | 99,386 |
| Ponnani | .. | 87,356 |
| Manjeri | .. | 83,704 |
| Vadakara | 72,434 | 75,740 |
| Fuente:
Census of India
2001 | ||