As of 2011 [census of India|2011 India census], Niganiawas had a population of 859 in 475 households. Males constitute 51.68% of the population and females48.31%. Niganiawas has an averageliteracy rate of 69.38%, lower than the national average of 74%: male literacy is 58.72%, and female literacy is 41.27% of total literates. In Niganiawas, 12.22% of the population is under 6 years of age.