The states and union territories of India as well as all urban agglomerations exceeding 150,000 inhabitants (census 1981, 1991, 2001 & 2011).
For each state and union territory, all urban agglomerations as well as all single cities and towns exceeding 20,000 inhabitants (census 1991, 2001 & (in progress) 2011).
The population of the states, union territories and districts (census 1991, 2001 & 2011; in the boundaries of 2011).
For each state and union territory, all urban entities (i.e. cities, towns and wards in outgrowths) with 5,000 inhabitants or more (census 1991, 2001 & for updated pages 2011).