| Tehsil | Population | Area (km2) | Pop. Density | Sex-ratio |
|---|---|---|---|---|
| Spiti | 12457 | 7118.68 | 2 | 862 |
| Ukhrul South | 12360 | 555 | 22 | 983 |
| Jampuii hills | 12311 | 169.30 | 73 | 919 |
| Basar | 12224 | 345.58 | 35 | 960 |
| Alongkima | 11947 | 225.82 | 53 | 1001 |
| Niuland ** | 11876 | 0 | 0 | 1011 |
| Pangchao | 11808 | 209.87 | 56 | 992 |
| Namsang | 11458 | 310.84 | 37 | 880 |
| Sekruzu | 11366 | 99.79 | 114 | 985 |
| Bampada | 11287 | 35.14 | 321 | 930 |
| Kavaratti | 11221 | 4.20 | 2672 | 815 |
| Wakka | 11216 | 243.60 | 46 | 941 |
| Andrott | 11191 | 4.84 | 2312 | 1035 |
| Chare | 11156 | 98.68 | 113 | 934 |
| Panso | 11036 | 148.33 | 74 | 941 |
| Naginimora | 11023 | 183.57 | 60 | 809 |
| Sangram | 10832 | 204.92 | 53 | 1061 |
| Sotokur | 10707 | 143.19 | 75 | 974 |
| Nancowry | 10634 | 495.43 | 21 | 782 |
| Piyong | 10481 | 228.78 | 46 | 925 |