Nabagram Colony is located at . It has an average elevation of .
India census, Nabagram Colony had a population of 31,923. Males constitute 63% of the population and females 37%. Nabagram Colony has an average literacy rate of 85%, higher than the national average of 59.5%: male literacy is 88%, and female literacy is 81%. In Nabagram Colony, 9% of the population is under 6 years of age.