India’s 16th Census Announced for 2027

On June 16, 2025, the Government of India officially notified that the country’s 16th national census — and the 8th after Independence — will be conducted in 2027, with caste enumeration being included for the first time since 2011. The census will adopt a digital format, involve self-enumeration, and deploy strict data security protocols. It marks a significant step in India’s demographic, social, and policy planning landscape.

Why in News?

The Centre has notified the schedule for the 2027 decennial census, which will include caste enumeration. This will be India’s first caste-based census in 16 years, since the last socio-economic caste data was gathered in 2011. The announcement follows a high-level review chaired by Union Home Minister Amit Shah.

Key Facts & Timeline

• Reference Date (Mainland India): 00:00 hours, March 1, 2027
• Reference Date (Snow-bound areas): October 1, 2026, for
• Ladakh
• Parts of Jammu & Kashmir
• Himachal Pradesh
• Uttarakhand

Two-Phase Operation

• House Listing Operations (HLO): Covers housing conditions, assets, amenities.
• Population Enumeration (PE): Captures socio-economic, demographic, cultural, and caste details of every individual.

Key Features of the 2027 Census

• Use of digital devices by around 1.3 lakh functionaries.
• Involvement of 34 lakh enumerators and supervisors across India.
• Provision for self-enumeration (citizens can fill in data themselves).
• Stringent data security across data collection, transmission, and storage stages.

Significance of Caste Enumeration

• Caste data has been long demanded by various political and social groups for targeted welfare delivery.
• The 2027 Census will be the first time since 2011 that such data is systematically collected.
• May impact policy decisions on reservation, education, and economic development programs.

Data Security Measures

• The Ministry of Home Affairs (MHA) assures high-grade security throughout:
• Collection (through digital devices)
• Transmission (encrypted and secure protocols)
• Storage (centralized secure servers)