- Census of India (Government of India)
Very basic information about the Census of India, including some data from the 1991 census. Site contains State Publications; District Census Handbooks; Special Studies; India at a Glance; Key Population Statistics; Vital Statistics; State Census Directorates, state map images with districts delineated, etc. Online data manipulation is not supported at this time.
- Census of Sri Lanka - 2001 (Dept. of Census and Statistics).Detailed results with statistics in tabular format.
- India: National Population Policy 2000 (India. Ministry of Health and Family Welfare)
- UNFPA India: United Nations Population Fund