What is the common examiner trap about Polity in UPSC exams?

They may ask which ministry conducts the Census (MHA, not Ministry of Statistics) or confuse the year of the next census (2027, not 2031). They might also swap the phases, asking which phase collects demographic data (Population Enumeration, not Houselisting).

What should UPSC aspirants remember about Polity for Prelims?

1. Target this Data: Census Year 2027 (Next Census) 2. Target this Nodal Body: Ministry of Home Affairs (MHA) - Registrar General of India 3. Target this Legal Point: Census Act, 1948 (Legal backing for the exercise)

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News 24 of 25

Census 2027 Phase 1 (Houselisting) Begins in Delhi Using 'Census 2027-HLO' App for Digital Self-Enumeration

Q: Under which Union Ministry is the decennial Census of India conducted?

Ministry of Home Affairs (MHA), The Census of India is conducted by the Office of the Registrar General and Census Commissioner, which operates under the administrative control of the Ministry of Home Affairs (MHA). This is a key static fact for Polity and Governance sections.

Q: Consider the following statements regarding Census 2027: 1. The houselisting phase involves the collection of demographic data like age and occupation. 2. For the first time, the exercise is being conducted using a fully digital mode with a mobile application. 3. The population enumeration for Census 2027 is scheduled for February 2027. Which of the statements given above is/are correct?

Both 2 and 3, Statement 1 is incorrect. The houselisting phase collects data on housing conditions and amenities, not demographic details like age and occupation (which are collected in the Population Enumeration phase). Statements 2 and 3 are correct as per the article, which mentions the first digital census with the 'Census 2027-HLO' app and the population enumeration in February 2027.

Q: According to the news, how many questions has the Ministry of Home Affairs notified for the houselisting and housing census phase of Census 2027?

33, The article explicitly states: "The Ministry of Home Affairs (MHA) has notified a list of 33 questions to be asked of individuals during the houselisting and housing census." This is a direct factual data point from the source.

Q: What is the primary purpose of introducing the digital 'Census 2027-HLO' mobile application and self-enumeration portal, as per the news?

To reduce the burden of manual paperwork and speed up data processing, The article explains that digital data collection will "reduce the burden of preparing working sheets, abstracts, and duplication of other associated work thereby saving the time and effort." The core objective is efficiency and accuracy in data handling, not cost reduction or political monitoring.

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Target:UPSC GS-IIMPSCSSC GATeachingPrelims HighMains MediumStatic GK Link

17 Apr 2026

~2 min

Source: Indian Express

Key Data:2027April 16, 202633 questions569 enumerators473 HLBs (NDMC)96 HLBs (Cantt)

Bodies:Ministry of Home Affairs (MHA)

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~2 min · Quick mode

What This Article Covers

1.Census 2027's houselisting and house enumeration phase (Phase 1) commenced in New Delhi and Delhi Cantonment areas on April 16, 2026.

2.The exercise is being conducted digitally for the first time using the 'Census 2027-HLO' mobile app, with a self-enumeration option via a web portal.

3.The Ministry of Home Affairs has notified 33 questions for this phase, focusing on housing conditions, amenities, and asset ownership.

The Big Picture

Prelims · HighMains · Medium

The first phase of India's 16th decennial Census has begun in Delhi, marking a significant shift to a fully digital process. This phase is crucial for creating a comprehensive housing database, which forms the foundation for the population enumeration in 2027. Aspirants must note the new digital methodology, the two-phase structure, and the nodal ministry, as these are high-yield facts for Prelims.

Exam Lens

Quick Exam Facts From News

Census Year2027

Phase 1 StartApril 16, 2026 (Delhi)

Digital AppCensus 2027-HLO

Nodal MinistryMinistry of Home Affairs (MHA)

Total Questions (Houselisting)33

1-Minute Revision

›Census Year: 2027
›Phase 1 Start: April 16, 2026 (Delhi)
›Target this Data: Census Year 2027 (Next Census)
›Target this Nodal Body: Ministry of Home Affairs (MHA) - Registrar General of India
›Target this Legal Point: Census Act, 1948 (Legal backing for the exercise)

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News Snapshot

📱

Digital First Census

The 2027 Census marks the first fully digital enumeration, using a mobile app and self-enumeration portal to collect data.

🏠

Two-Phase Structure

Census 2027 follows a two-phase process: Houselisting (2026) and Population Enumeration (February 2027).

🗺️

Houselisting Blocks (HLBs)

Enumerators verify House-Listing Blocks (HLBs) to create layout maps, ensuring complete coverage without duplication.

Detailed Analysis & Strategic Depth

Context / Background

The Census of India, conducted under the Census Act, 1948, is the largest administrative and statistical exercise in the world. The 2021 Census was postponed due to the COVID-19 pandemic, making the 2027 Census the 16th in the series. The houselisting phase creates the frame for the population count, collecting data on all buildings and housing units. This foundational data is critical for planning, resource allocation, and policy formulation across sectors.

Core Analysis & Implications

The shift to a fully digital mode using the 'Census 2027-HLO' app is a transformative step. It aims to reduce errors, eliminate paper-based delays, and speed up data processing. The self-enumeration feature empowers citizens but requires robust verification by enumerators to ensure data integrity. The 33 questions notified by the MHA go beyond mere headcounts, capturing critical socio-economic indicators like access to toilets, drinking water, lighting, and asset ownership (mobile, vehicle, computer). This data is vital for measuring progress on SDGs and flagship schemes like Swachh Bharat and Jal Jeevan Mission.

Future Outlook / Way Forward

Following the houselisting in Delhi (April-May) and MCD areas (May-June), the exercise will roll out nationwide. The success of this digital pilot in Delhi will set the template for other states. The main challenge will be ensuring digital literacy and last-mile connectivity in rural and remote areas. The population enumeration in February 2027 will collect demographic details like age, sex, religion, occupation, and literacy, providing a complete socio-economic profile of the nation.

Key Facts at a Glance

Census Year2027

Phase 1 StartApril 16, 2026 (Delhi)

Digital AppCensus 2027-HLO

Nodal MinistryMinistry of Home Affairs (MHA)

Total Questions (Houselisting)33

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Practice exam-style questions based on this article.

Q1Static LinkageEasyUPSC, SSC, State PSC

Under which Union Ministry is the decennial Census of India conducted?

Q2Statement-basedHardUPSC, SSC

Consider the following statements regarding Census 2027:

1. The houselisting phase involves the collection of demographic data like age and occupation.

2. For the first time, the exercise is being conducted using a fully digital mode with a mobile application.

3. The population enumeration for Census 2027 is scheduled for February 2027.

Which of the statements given above is/are correct?

Q3Data-centricMediumUPSC, SSC

According to the news, how many questions has the Ministry of Home Affairs notified for the houselisting and housing census phase of Census 2027?

Q4Application/ImpactMediumUPSC, SSC

What is the primary purpose of introducing the digital 'Census 2027-HLO' mobile application and self-enumeration portal, as per the news?

All 15 MCQs ▸

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Census 2027 Phase 1 (Houselisting) Begins in Delhi Using 'Census 2027-HLO' App for Digital Self-Enumeration

Exam Lens

Quick Exam Facts From News

1-Minute Revision

News Snapshot

Digital First Census

Two-Phase Structure

Houselisting Blocks (HLBs)

Detailed Analysis & Strategic Depth

Context / Background

Core Analysis & Implications

Future Outlook / Way Forward

Prelims Flashpoints

Key Facts at a Glance