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Historical boundaries dataset represents decadal change in district boundaries of India from 1951 to 2001 and corresponds to decennial census demographic and socio-economic data for the census years 1951, 1961, 1971, 1981, 1991 and 2001. Attribute data such as total population, population by sex, and rural/urban populations.
"Pollmap of India". Includes Parliamentary constituency boundaries for India, Assembly constituency boundaries for all states. Includes election data for the 9th, 10th, 11th, 12th, 13th, 14th, and 15th Lok Sabha. Optionally, an application for historical analysis and impact of regional and statewise swings can be added. 15th Lok Sabha Parliamentary boundaries of India linked to Census 2009. Includes current parliamentary constituency boundaries with demographic profile and 2009 elections results (15th Lok Sabha).