According to the 2011 census of India, Heiranglwa has 107 households. The effective literacy rate (i.e. the literacy rate of population excluding children aged 6 and below) is 68.51%.[2]
Demographics (2011 Census)[2]
| Total | Male | Female |
| Population | 476 | 237 | 239 |
| Children aged below 6 years | 41 | 25 | 16 |
| Scheduled caste | 0 | 0 | 0 |
| Scheduled tribe | 476 | 237 | 239 |
| Literates | 298 | 151 | 147 |
| Workers (all) | 341 | 158 | 183 |
| Main workers (total) | 303 | 142 | 161 |
| Main workers: Cultivators | 297 | 140 | 157 |
| Main workers: Agricultural labourers | 2 | 0 | 2 |
| Main workers: Household industry workers | 0 | 0 | 0 |
| Main workers: Other | 4 | 2 | 2 |
| Marginal workers (total) | 38 | 16 | 22 |
| Marginal workers: Cultivators | 5 | 1 | 4 |
| Marginal workers: Agricultural labourers | 15 | 7 | 8 |
| Marginal workers: Household industry workers | 9 | 2 | 7 |
| Marginal workers: Others | 9 | 6 | 3 |
| Non-workers | 135 | 79 | 56 |