Historical population data in OECD
OECD: Historical population data was 1.41 billion Persons in 2025. β² Rising
Historical population data in OECD, 1950β2025
Source: Organisation for Economic Co-operation and Development. Measured in Persons.
Analysis
In 2025, historical population data in OECD stood at 1.41 billion Persons. That is the highest value across all 76 years on record.
Compared with earlier readings it is up 0.4% on the previous year and up 5.4% over ten years.
Over the whole period, historical population data in OECD peaked at 1.41 billion Persons in 2025 and was at its lowest, 710.16 million Persons, in 1950.
That places OECD 3rd out of 43 countries with data for 2025, putting it in the top 10%.
The long-run direction has been consistently rising across the 76 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 753.70 million Persons | 710.16 million Persons | 800.67 million Persons | 10 |
| 1960s | 861.54 million Persons | 810.71 million Persons | 909.87 million Persons | 10 |
| 1970s | 966.34 million Persons | 919.88 million Persons | 1.01 billion Persons | 10 |
| 1980s | 1.06 billion Persons | 1.02 billion Persons | 1.10 billion Persons | 10 |
| 1990s | 1.15 billion Persons | 1.11 billion Persons | 1.19 billion Persons | 10 |
| 2000s | 1.24 billion Persons | 1.20 billion Persons | 1.28 billion Persons | 10 |
| 2010s | 1.33 billion Persons | 1.29 billion Persons | 1.37 billion Persons | 10 |
| 2020s | 1.39 billion Persons | 1.37 billion Persons | 1.41 billion Persons | 6 |
Countries ranked near OECD
More population data for OECD
- Africa's Development Dynamics (AfDD) Table 03 - Annual population 0.221 Percent per annum (2030)
- Africa's Development Dynamics (AfDD) Table 05 - Demographic estimates 1.43 million Persons (2050)
- Africa's Development Dynamics (AfDD) Table 05 - Demographic estimates 0.2208 % change on previous year (2030)
- Population projections 1.46 billion Persons (2061)
Frequently asked questions
- What is historical population data in OECD?
- Historical population data in OECD was 1.41 billion Persons in 2025, according to Organisation for Economic Co-operation and Development.
- What is the highest historical population data recorded in OECD?
- The highest recorded value was 1.41 billion Persons in 2025.
- What is the lowest historical population data recorded in OECD?
- The lowest recorded value was 710.16 million Persons in 1950.
- How does OECD rank for historical population data?
- OECD ranks 3rd out of 43 countries with data for 2025.
- Is historical population data rising or falling in OECD?
- Over the last ten years it is up 5.4%. The long-run trend across the full record is rising.
- Where does this OECD data come from?
- The figures come from Organisation for Economic Co-operation and Development, published as part of Historical population data. Statizoid updates them automatically from the source API.
Download this data
CSV Β· JSON β 76 observations, free to reuse under OECD Terms and Conditions (attribution required).
About this data
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.