Lumding Railway Colony is a census town in Nagaon district in the Indian state of Assam.DemographicsIndia census, Lumding Railway Colony had a population of 25,283. Males constitute 52% of the population and females 48%. Lumding Railway Colony has an average literacy rate of 82%, higher than the national average of 59.5%: male literacy is 86%, and female literacy is 78%. In Lumding Railway Colony, 9% of the population is under 6 years of age.