Of them, 80.5 per cent are boys, according to the study report released here today.
Majority of the children were in the age group of 10 years and above, with those in the age bracket of 10-14 years constituting close to half of the street children surveyed.
About 60 per cent of the children's place of origin was Assam followed by West Benagl at 31.1 per cent, the survey pointed out.
Unsafe places such as street and railway platforms were the place of stay for most children with no education, it said.
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There was a significant association between education and place of stay of street children with primary and upper primary educated children mostly living in slums and this attributes to the availability of affordable education close to the slums, the study pointed out.
Younger children were largely engaged in rag picking (58 per cent) or in begging (23 per cent) and the older ones were in selling wares or work in shops.