Religious Groups
1. Hindus (Hinduism)
- Belief: Eternal soul (atman), rebirth, and spiritual liberation (moksha).
- Features: Diverse doctrines, caste-based society, rich in rituals and philosophies.
- Religious Data (2001 Census): 80.5% of the population.
- Major Distribution:
- States with >90% Hindus: Odisha, Andhra Pradesh, Madhya Pradesh, Himachal Pradesh, Uttar Pradesh.
2. Muslims (Islam)
- Founded by: Prophet Muhammad in the 7th century.
- Sects: Sunni, Shia, and smaller communities (Moplahs, Khojas, Bohras).
- Caste-like Divisions:
- Sayyad, Shaikh, Pathan, Moghul (elite groups).
- Sharif (nobles) and Ajlaf (low caste converts).
- Religious Data (2001 Census): 13.4% of the population.
- Major Distribution:
- Jammu & Kashmir, Uttar Pradesh, Bihar, West Bengal, Kerala, Lakshadweep.
3. Christians (Christianity)
- Sects: Catholics and Protestants (both practice endogamy).
- Religious Data (2001 Census): 2.3% of the population.
- Major Distribution:
- Kerala, Tamil Nadu, Andhra Pradesh, Goa, North-East India.
4. Sikhs (Sikhism)
- Founded by: Guru Nanak Dev; later consolidated by 9 other Gurus.
- Core Beliefs: One God, equality, rejection of caste and rituals.
- Internal Divisions:
- Sardars (high castes): Jat, Tarkhan, Kamboh.
- Majhabis (lower castes): Mehra, Cimbma, Sansi.
- Sects: Nihangs, Namdharis, Ramgarhias.
- Religious Data: 1.9% of the population.
- Major Distribution:
- Punjab (60.75%), Chandigarh, Haryana, Delhi.
5. Buddhists (Buddhism)
- Founded by: Siddhartha Gautama (Buddha).
- Core Beliefs: Nonviolence, simple life, rejection of Vedic rituals.
- Sects:
- Hinayana: Buddha as a teacher.
- Mahayana: Buddha as a divine figure.
- Religious Data: 0.8% of the population.
- Major Distribution:
- Sikkim, Arunachal Pradesh, Mizoram, Maharashtra.
6. Jains (Jainism)
- Founded by: Vardhaman Mahavira.
- Core Beliefs: Right action, nonviolence, asceticism.
- Sects:
- Svetambara: Clad in white.
- Digambara: Sky-clad (nude ascetics).
- Religious Data: 0.4% of the population.
- Major Distribution:
- Rajasthan, Maharashtra, Gujarat, MP, Karnataka, Delhi.
- Mostly urban.
7. Parsis (Zoroastrians)
- Migrated from: Iran; settled in Gujarat and Maharashtra.
- Practices: Endogamy, fire worship, principle of purity.
- Demographic Note: Declining population due to strict inbreeding practices.
8. Jews
- Communities in India:
- Bene-Israel: Based in Mumbai.
- Cochin Jews: Based in Kerala.
- Baghdadi Jews: Found in Kolkata and Mumbai.
- Sub-Divisions: Based on complexion and ancestry:
- Gora (White), Kala (Black), Meshurarim (mixed lineage with concubines).
Religious Composition of India (Census 2001)
| Religion | Population (in numbers) | Percentage of Total Population (%) |
| Hindus | 82,75,78,868 | 80.5% |
| Muslims | 13,81,88,240 | 13.4% |
| Christians | 2,40,80,016 | 2.3% |
| Sikhs | 1,92,15,730 | 1.9% |
| Buddhists | 79,55,207 | 0.8% |
| Jains | 42,25,053 | 0.4% |
| Other Religions & Persuasions | 66,39,626 | 0.6% |
| Religion Not Stated | 7,27,588 | 0.1% |
| Total Population | 1,02,86,10,328 | 100.0% |