Directory / Open datasets / HDB-0099

Longitudinal Ageing Study in India (LASI)

International Institute for Population Sciences (IIPS), in collaboration with National Institute on Aging (USA) and Harvard School of Public Health

HDB-0099

India's first and largest longitudinal study of ageing, tracking over 73,000 adults aged 45 and older across all states and union territories to assess health, economic, social, and wellbeing dimensions. Wave 1 was conducted in 2017-18, with Wave 2 scheduled for 2024-25; data supports research on aging and policy development.

Category

Open dataset

Access

Free registration

Region

Asia — India

Coverage

All 28 states and 8 union territories of India; 73,000+ respondents aged 45+

Size

73,000+ adults across all Indian states and UTs

License / terms

Open research access with registration

Data types

aging, health status, economic wellbeing, social wellbeing, longitudinal follow-up, elderly population

India aging elderly health longitudinal national survey socioeconomic

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Record HDB-0099 · last verified 2026-08-05 · listed in Open datasets

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