Theoretical duration of lower secondary education in Portugal
Portugal: Theoretical duration of lower secondary education was 3 years in 2025. ▬ Flat
Latest (2025)
3 years
Change on year
unchanged
World rank
88th
of 215 countries
All-time high
3 years
in 1970
All-time low
3 years
in 1970
Years of data
56
1970–2025
Theoretical duration of lower secondary education in Portugal, 1970–2025
Source: UNESCO Institute for Statistics. Measured in years.
Analysis
In 2025, theoretical duration of lower secondary education in Portugal stood at 3 years. That is the highest value across all 56 years on record.
The figure is unchanged over ten years.
Over the whole period, theoretical duration of lower secondary education in Portugal peaked at 3 years in 1970 and was at its lowest, 3 years, in 1970.
That places Portugal 88th out of 215 countries with data for 2025, putting it in the middle of the range.
Theoretical duration of lower secondary education in Portugal, year by year
| Year | years | Change |
|---|---|---|
| 1970 | 3 years | — |
| 1971 | 3 years | +0.0% |
| 1972 | 3 years | +0.0% |
| 1973 | 3 years | +0.0% |
| 1974 | 3 years | +0.0% |
| 1975 | 3 years | +0.0% |
| 1976 | 3 years | +0.0% |
| 1977 | 3 years | +0.0% |
| 1978 | 3 years | +0.0% |
| 1979 | 3 years | +0.0% |
| 1980 | 3 years | +0.0% |
| 1981 | 3 years | +0.0% |
| 1982 | 3 years | +0.0% |
| 1983 | 3 years | +0.0% |
| 1984 | 3 years | +0.0% |
| 1985 | 3 years | +0.0% |
| 1986 | 3 years | +0.0% |
| 1987 | 3 years | +0.0% |
| 1988 | 3 years | +0.0% |
| 1989 | 3 years | +0.0% |
| 1990 | 3 years | +0.0% |
| 1991 | 3 years | +0.0% |
| 1992 | 3 years | +0.0% |
| 1993 | 3 years | +0.0% |
| 1994 | 3 years | +0.0% |
| 1995 | 3 years | +0.0% |
| 1996 | 3 years | +0.0% |
| 1997 | 3 years | +0.0% |
| 1998 | 3 years | +0.0% |
| 1999 | 3 years | +0.0% |
| 2000 | 3 years | +0.0% |
| 2001 | 3 years | +0.0% |
| 2002 | 3 years | +0.0% |
| 2003 | 3 years | +0.0% |
| 2004 | 3 years | +0.0% |
| 2005 | 3 years | +0.0% |
| 2006 | 3 years | +0.0% |
| 2007 | 3 years | +0.0% |
| 2008 | 3 years | +0.0% |
| 2009 | 3 years | +0.0% |
| 2010 | 3 years | +0.0% |
| 2011 | 3 years | +0.0% |
| 2012 | 3 years | +0.0% |
| 2013 | 3 years | +0.0% |
| 2014 | 3 years | +0.0% |
| 2015 | 3 years | +0.0% |
| 2016 | 3 years | +0.0% |
| 2017 | 3 years | +0.0% |
| 2018 | 3 years | +0.0% |
| 2019 | 3 years | +0.0% |
| 2020 | 3 years | +0.0% |
| 2021 | 3 years | +0.0% |
| 2022 | 3 years | +0.0% |
| 2023 | 3 years | +0.0% |
| 2024 | 3 years | +0.0% |
| 2025 | 3 years | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 3 years | 3 years | 3 years | 10 |
| 1980s | 3 years | 3 years | 3 years | 10 |
| 1990s | 3 years | 3 years | 3 years | 10 |
| 2000s | 3 years | 3 years | 3 years | 10 |
| 2010s | 3 years | 3 years | 3 years | 10 |
| 2020s | 3 years | 3 years | 3 years | 6 |
Countries ranked near Portugal
- 88 Afghanistan 3 years compare
- 88 Angola 3 years compare
- 88 Argentina 3 years compare
- 88 Antigua and Barbuda 3 years compare
- 88 Burundi 3 years compare
- 88 Bangladesh 3 years compare
- 88 Bulgaria 3 years compare
- 88 Bahrain 3 years compare
- 88 Bahamas 3 years compare
- 88 Bermuda 3 years compare
- 88 Barbados 3 years compare
- 88 Botswana 3 years compare
- 88 Canada 3 years compare
- 88 Switzerland 3 years compare
- 88 China 3 years compare
- 88 Cape Verde 3 years compare
- 88 Costa Rica 3 years compare
- 88 Cuba 3 years compare
- 88 Cayman Islands 3 years compare
- 88 Cyprus 3 years compare
- 88 Dominica 3 years compare
- 88 Denmark 3 years compare
- 88 Dominican Republic 3 years compare
- 88 Ecuador 3 years compare
- 88 Egypt 3 years compare
- 88 Eritrea 3 years compare
- 88 Western Sahara 3 years compare
- 88 Spain 3 years compare
- 88 Estonia 3 years compare
- 88 Finland 3 years compare
- 88 United Kingdom of Great Britain and Northern Ireland 3 years compare
- 88 Georgia 3 years compare
- 88 Ghana 3 years compare
- 88 Gibraltar 3 years compare
- 88 Gambia 3 years compare
- 88 Guinea-Bissau 3 years compare
- 88 Greece 3 years compare
- 88 Grenada 3 years compare
- 88 Guatemala 3 years compare
- 88 Guyana 3 years compare
- 88 Hong Kong 3 years compare
- 88 Honduras 3 years compare
- 88 Haiti 3 years compare
- 88 Indonesia 3 years compare
- 88 India 3 years compare
- 88 Ireland 3 years compare
- 88 Iran 3 years compare
- 88 Iraq 3 years compare
- 88 Iceland 3 years compare
- 88 Israel 3 years compare
- 88 Italy 3 years compare
- 88 Jamaica 3 years compare
- 88 Japan 3 years compare
- 88 Cambodia 3 years compare
- 88 Kiribati 3 years compare
- 88 Saint Kitts and Nevis 3 years compare
- 88 Republic of Korea 3 years compare
- 88 Lebanon 3 years compare
- 88 Liberia 3 years compare
- 88 Libya 3 years compare
- 88 Saint Lucia 3 years compare
- 88 Lesotho 3 years compare
- 88 Luxembourg 3 years compare
- 88 Latvia 3 years compare
- 88 Macao 3 years compare
- 88 Morocco 3 years compare
- 88 Mexico 3 years compare
- 88 Mali 3 years compare
- 88 Malta 3 years compare
- 88 Mozambique 3 years compare
- 88 Mauritius 3 years compare
- 88 Malaysia 3 years compare
- 88 Namibia 3 years compare
- 88 Nigeria 3 years compare
- 88 Nicaragua 3 years compare
- 88 Netherlands 3 years compare
- 88 Norway 3 years compare
- 88 Nepal 3 years compare
- 88 Pakistan 3 years compare
- 88 Panama 3 years compare
- 88 Peru 3 years compare
- 88 Puerto Rico 3 years compare
- 88 North Korea 3 years compare
- 88 Paraguay 3 years compare
- 88 Qatar 3 years compare
- 88 Rwanda 3 years compare
- 88 Saudi Arabia 3 years compare
- 88 Sudan 3 years compare
- 88 Solomon Islands 3 years compare
- 88 Sierra Leone 3 years compare
- 88 El Salvador 3 years compare
- 88 San Marino 3 years compare
- 88 Sao Tome and Principe 3 years compare
- 88 Slovenia 3 years compare
- 88 Sweden 3 years compare
- 88 Eswatini 3 years compare
- 88 Seychelles 3 years compare
- 88 Syria 3 years compare
- 88 Turks and Caicos Islands 3 years compare
- 88 Thailand 3 years compare
- 88 Timor-Leste 3 years compare
- 88 Trinidad and Tobago 3 years compare
- 88 Tunisia 3 years compare
- 88 Uruguay 3 years compare
- 88 United States 3 years compare
- 88 Saint Vincent and the Grenadines 3 years compare
- 88 Venezuela, Bolivarian Republic of 3 years compare
- 88 British Virgin Islands 3 years compare
- 88 United States Virgin Islands 3 years compare
- 88 Yemen 3 years compare
More education data for Portugal
- Enrolment in tertiary education, all programmes, both sexes (number) 2.63 % change on previous year (2023)
- Teachers in primary education, female (number), gaps filled 42,707 (2023)
- Teachers in primary education, male (number), gaps filled 9,424 (2023)
- Enrolment in tertiary education, all programmes, female (number) 230,157 (2023)
- Enrolment in tertiary education, all programmes, female (number) 2.92 % change on previous year (2023)
- Enrolment in tertiary education, all programmes, male (number), gaps 198,049 (2023)
- Enrolment in tertiary education, all programmes, male (number) 2.3 % change on previous year (2023)
- Theoretical duration of primary education (years), annual growth rate 0 % change on previous year (2025)
- Theoretical duration of pre-primary education (years), annual growth 0 % change on previous year (2025)
- Start of the academic school year (pre-primary to post-secondary non) 0.0494 % change on previous year (2025)
Frequently asked questions
- What is theoretical duration of lower secondary education in Portugal?
- Theoretical duration of lower secondary education in Portugal was 3 years in 2025, according to UNESCO Institute for Statistics.
- What is the highest theoretical duration of lower secondary education recorded in Portugal?
- The highest recorded value was 3 years in 1970.
- What is the lowest theoretical duration of lower secondary education recorded in Portugal?
- The lowest recorded value was 3 years in 1970.
- How does Portugal rank for theoretical duration of lower secondary education?
- Portugal ranks 88th out of 215 countries with data for 2025.
- Is theoretical duration of lower secondary education rising or falling in Portugal?
- Over the last ten years it is unchanged. The long-run trend across the full record is flat.
- Where does this Portugal data come from?
- The figures come from UNESCO Institute for Statistics, published as part of Theoretical duration of lower secondary education (years). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 56 observations, free to reuse under CC BY-SA 3.0 IGO (UNESCO Institute for Statistics).
About this data
February 2026 Data Release