Trained teachers in secondary education in OECD members

OECD members: Trained teachers in secondary education was 88.5% in 2022. ▬ Flat

Latest (2022)
88.5%
Change on year
down 2.2%
Rank
6th
of 37 groups
All-time high
94.8%
in 2004
All-time low
88.5%
in 2022
Years of data
20
2003–2022

Trained teachers in secondary education in OECD members, 2003–2022

0204060801002003201220222003: 94.3 % of total teachers2004: 94.8 % of total teachers2005: 94.6 % of total teachers2006: 94.5 % of total teachers2007: 94.1 % of total teachers2008: 93.1 % of total teachers2009: 93.1 % of total teachers2010: 93.2 % of total teachers2011: 92.7 % of total teachers2012: 93.4 % of total teachers2013: 93.7 % of total teachers2014: 94 % of total teachers2015: 93.9 % of total teachers2016: 93.2 % of total teachers2017: 93.7 % of total teachers2018: 93.4 % of total teachers2019: 93 % of total teachers2020: 92.2 % of total teachers2021: 90.5 % of total teachers2022: 88.5 % of total teachers

Source: Data API, UN Educational, Scientific and Cultural Organization (UNESCO). Measured in % of total teachers.

Analysis

In 2022, trained teachers in secondary education in OECD members stood at 88.5%. That is the lowest value across all 20 years on record.

Compared with earlier readings it is down 2.2% on the previous year and down 5.2% over ten years.

Over the whole period, trained teachers in secondary education in OECD members peaked at 94.8% in 2004 and was at its lowest, 88.5%, in 2022.

OECD members ranks 6th of 37 groups on this measure, in the top quarter.

Trained teachers in secondary education in OECD members, year by year

Annual values for Trained teachers in secondary education (% of total teachers) in OECD members, 2003 to 2022.
Year % of total teachers Change
2003 94.3%
2004 94.8% +0.5%
2005 94.6% -0.2%
2006 94.5% -0.1%
2007 94.1% -0.4%
2008 93.1% -1.0%
2009 93.1% +0.0%
2010 93.2% +0.0%
2011 92.7% -0.5%
2012 93.4% +0.7%
2013 93.7% +0.4%
2014 94.0% +0.3%
2015 93.9% -0.1%
2016 93.2% -0.7%
2017 93.7% +0.5%
2018 93.4% -0.3%
2019 93.0% -0.4%
2020 92.2% -0.9%
2021 90.5% -1.8%
2022 88.5% -2.2%

Averages by decade

DecadeAverage LowestHighest Years
2000s 94.1% 93.1% 94.8% 7
2010s 93.4% 92.7% 94.0% 10
2020s 90.4% 88.5% 92.2% 3

More education data for OECD members

All data for OECD members →

Frequently asked questions

What is trained teachers in secondary education in OECD members?
Trained teachers in secondary education in OECD members was 88.5% in 2022, according to Data API, UN Educational, Scientific and Cultural Organization (UNESCO).
What is the highest trained teachers in secondary education recorded in OECD members?
The highest recorded value was 94.8% in 2004.
What is the lowest trained teachers in secondary education recorded in OECD members?
The lowest recorded value was 88.5% in 2022.
How does OECD members rank for trained teachers in secondary education?
OECD members ranks 6th out of 37 groups with data for 2022.
Is trained teachers in secondary education rising or falling in OECD members?
Over the last ten years it is down 5.2%. The long-run trend across the full record is flat.
Where does this OECD members data come from?
The figures come from Data API, UN Educational, Scientific and Cultural Organization (UNESCO), published as part of Trained teachers in secondary education (% of total teachers). Statizoid updates them automatically from the source API.

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Trained teachers in secondary education in OECD members. Statizoid, drawing on Data API, UN Educational, Scientific and Cultural Organization (UNESCO). Retrieved 03 September 2026, from https://education.statizoid.com/stat/trained-teachers-in-secondary-education-percent-of-total-teachers/oecd-members/

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About this data

Indicator
Trained teachers in secondary education (% of total teachers)
Unit
% of total teachers
Source
Data API, UN Educational, Scientific and Cultural Organization (UNESCO)
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
144 places, 1,832 data points, 1998–2025
Last refreshed

Trained teachers in secondary education are the percentage of secondary school teachers who have received the minimum organized teacher training (pre-service or in-service) required for teaching in a given country.