G20 vs India: Historical population data

G20
5.00 billion Persons
in 2025
India
1.46 billion Persons
in 2025
G20 rank
2nd
India rank
1st

Historical population data over time

  • G20
  • India
01.0B2.0B3.0B4.0B5.0B195019872025

How they compare

G20 currently reports 5.00 billion Persons against 1.46 billion Persons in India, a difference of 3.54 billion Persons.

That makes G20's figure about 3.4 times India's.

Across all 76 years both countries report, G20 has been ahead every year.

G20 ranks 2nd and India ranks 1st of 4 groups.

G20 has averaged higher in every one of the 8 decades both report.

Head to head by decade

Decade G20 India Difference Ahead
1950s 2.01 billion Persons 384.33 million Persons 1.63 billion Persons G20
1960s 2.40 billion Persons 484.63 million Persons 1.92 billion Persons G20
1970s 2.88 billion Persons 605.98 million Persons 2.28 billion Persons G20
1980s 3.37 billion Persons 764.93 million Persons 2.60 billion Persons G20
1990s 3.88 billion Persons 951.12 million Persons 2.93 billion Persons G20
2000s 4.31 billion Persons 1.14 billion Persons 3.16 billion Persons G20
2010s 4.71 billion Persons 1.32 billion Persons 3.39 billion Persons G20
2020s 4.95 billion Persons 1.43 billion Persons 3.51 billion Persons G20

Averages of every year both report within each decade.

Frequently asked questions

Which has higher historical population data, G20 or India?
G20, at 5.00 billion Persons against 1.46 billion Persons in India as of 2025.
What is the difference in historical population data between G20 and India?
3.54 billion Persons, with G20 ahead.
How many years of comparable data are there for G20 and India?
76 years are reported by both, from 1950 to 2025.
How do G20 and India rank globally for historical population data?
G20 ranks 2nd and India ranks 1st of 4 groups.
Where does this data come from?
Organisation for Economic Co-operation and Development, published as Historical population data. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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G20 vs India: Historical population data. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 20 August 2026, from https://population.statizoid.com/compare/historical-population-data/g20/india/

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About this data

Indicator
Historical population data
Unit
Persons
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
56 places, 4,256 data points, 1950–2025
Last refreshed

This dataset presents annual population data from 1961 by sex and five year age groups as well as the share of children, youth, the elderly, old-age and total dependency ratios. The data is available for all member countries as well as for the EU27 and G20 countries, Argentina, Brazil, China, India, Indonesia, Russia, Saudi Arabia, Singapore, South Africa and the World total. The data refer to mid-year estimates of the population. See country details in Historical population metadata.