Public Notes

UPSC foundations · Note 071

Indian Society: Diversity and Unity

Indian society: diversity and change · Reference edition 1 November 2026 · 2 min read

Study context: GS I — Salient features of Indian Society, Diversity of India; effects of globalisation on Indian society.

India is one of the most diverse societies in the world. Its people speak languages from four major families, Indo-Aryan, Dravidian, Austroasiatic and Tibeto-Burman, follow several major religions, and belong to thousands of castes, tribes and communities with distinct customs, foods, festivals and kinship systems. The Constitution's Eighth Schedule lists 22 scheduled languages, while the Census of 2011 grouped 1,369 rationalised mother tongues into 121 languages with 10,000 or more speakers. Diversity in India is therefore not a single difference, such as language or religion alone, but many overlapping differences that vary by region, community and family.

Religious diversity is equally broad. According to Census 2011, Hindus were 79.8 per cent of the population, Muslims 14.2 per cent, Christians 2.3 per cent, Sikhs 1.7 per cent, Buddhists 0.7 per cent and Jains 0.4 per cent, with other religions and persuasions making up the remainder. These figures describe the population at that census, not a fixed or timeless composition, and they vary sharply by state: Punjab has a Sikh majority, Mizoram and Nagaland have Christian majorities, and Jammu and Kashmir and Lakshadweep have Muslim majorities. Regional, linguistic and religious identities often combine, so a person may identify at once as Tamil, Hindu, urban and middle-class, with different identities mattering in different contexts.

Unity in India is therefore not sameness. It rests on shared institutions, above all the Constitution, democratic elections, a common citizenship, and a federal system that allows states to use their own languages and run their own governments within a single union. Shared public life, from cricket and cinema to national festivals and the armed forces, also creates common reference points, while trade, migration and intermarriage constantly mix communities. Sociologists often describe this as unity in diversity, but they also warn that the phrase can hide real tensions: diversity is celebrated in principle and contested in practice over jobs, land, language and political representation.

For civil studies, diversity is a policy fact, not a slogan. Language policy affects schooling and administration; religious diversity affects personal law, festivals and public holidays; and regional diversity affects the design of federalism. A good answer distinguishes between diversity that is protected by rights, such as freedom of religion and language, and inequality that is produced by discrimination, which the Constitution seeks to remove. The question is not whether India is diverse, which is obvious, but how its institutions manage diversity fairly while preserving a common citizenship.

Key takeaways

  • India's languages belong to four major families, and the Eighth Schedule lists 22 scheduled languages; Census 2011 recorded 121 languages with 10,000 or more speakers.
  • Census 2011 proportions included Hindus 79.8 per cent, Muslims 14.2 per cent, Christians 2.3 per cent, Sikhs 1.7 per cent, Buddhists 0.7 per cent and Jains 0.4 per cent.
  • Unity rests on shared institutions, citizenship and federalism, not on sameness of language, religion or custom.

Why it matters for civil studies

Diversity shapes language, education, law and federal policy, so institutions must manage difference fairly rather than ignore it.

Think it through

Is unity in diversity a description of India, an aspiration for it, or both?

From the Public Notes companion study collection. Editorial context and corrections.

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