Share of births outside marriage in Portugal

Portugal: Share of births outside marriage was 59.5 in 2023. ◆ Volatile

Latest (2023)
59.5
Change on year
down 1.1%
World rank
8th
of 43 countries
All-time high
60.15
in 2022
All-time low
7.1
in 1972
Years of data
64
1960–2023

Share of births outside marriage in Portugal, 1960–2023

0204060196019912023

Source: Our World in Data.

Analysis

In 2023, share of births outside marriage in Portugal stood at 59.5.

The figure is down 1.1% on the previous year and up 25.0% over ten years.

Over the whole period, share of births outside marriage in Portugal peaked at 60.15 in 2022 and was at its lowest, 7.1, in 1972.

That places Portugal 8th out of 43 countries with data for 2023, putting it in the top quarter.

The series is highly variable year to year, so single readings are best treated with caution.

Share of births outside marriage in Portugal, year by year

Annual values for Share of births outside marriage in Portugal, 1960 to 2023.
Year Value Change
1960 9.5 —
1961 8.8 -7.4%
1962 8.5 -3.4%
1963 8.2 -3.5%
1964 8 -2.4%
1965 7.8 -2.5%
1966 7.5 -3.8%
1967 7.5 +0.0%
1968 7.4 -1.3%
1969 7.3 -1.4%
1970 7.3 +0.0%
1971 7.2 -1.4%
1972 7.1 -1.4%
1973 7.2 +1.4%
1974 7.2 +0.0%
1975 7.2 +0.0%
1976 7.3 +1.4%
1977 7.2 -1.4%
1978 7.7 +6.9%
1979 8.2 +6.5%
1980 9.2 +12.2%
1981 9.5 +3.3%
1982 10 +5.3%
1983 10.7 +7.0%
1984 11.5 +7.5%
1985 12.3 +7.0%
1986 12.8 +4.1%
1987 13.2 +3.1%
1988 13.7 +3.8%
1989 14.5 +5.8%
1990 14.7 +1.4%
1991 15.6 +6.1%
1992 16.1 +3.2%
1993 16.9 +5.0%
1994 17.8 +5.3%
1995 18.6 +4.5%
1996 18.6 +0.0%
1997 19.5 +4.8%
1998 20.1 +3.1%
1999 20.8 +3.5%
2000 22.2 +6.7%
2001 23.8 +7.2%
2002 25.5 +7.1%
2003 26.9 +5.5%
2004 29.1 +8.2%
2005 30.7 +5.5%
2006 31.6 +2.9%
2007 33.6 +6.3%
2008 36.2 +7.7%
2009 38.1 +5.2%
2010 41.3 +8.4%
2011 42.8 +3.6%
2012 45.6 +6.5%
2013 47.6 +4.4%
2014 49.3 +3.6%
2015 50.7 +2.8%
2016 52.8 +4.1%
2017 54.9 +4.0%
2018 55.9 +1.8%
2019 56.8 +1.6%
2020 57.9 +1.9%
2021 60.05 +3.7%
2022 60.15 +0.2%
2023 59.5 -1.1%

Portugal compared with similar countries

  • Portugal's 59.5 is above the median for high income countries, which is 40.23, 1.5× the median. (40 countries reporting)
  • Portugal's 59.5 is above the median for Europe & Central Asia, which is 41.64, 1.4× the median. (31 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1960s 8.05 7.3 9.5 10
1970s 7.36 7.1 8.2 10
1980s 11.74 9.2 14.5 10
1990s 17.87 14.7 20.8 10
2000s 29.77 22.2 38.1 10
2010s 49.77 41.3 56.8 10
2020s 59.4 57.9 60.15 4

Countries ranked near Portugal

  1. 5 Iceland 69.4 compare
  2. 6 Norway 61.18 compare
  3. 7 Bulgaria 59.7 compare
  4. 9 France 58.5 compare
  5. 10 Sweden 57.45 compare
  6. 11 Slovenia 56.54 compare

See the full ranking of 43 places →

More population data for Portugal

All data for Portugal →

Frequently asked questions

What is share of births outside marriage in Portugal?
Share of births outside marriage in Portugal was 59.5 in 2023, according to Our World in Data.
What is the highest share of births outside marriage recorded in Portugal?
The highest recorded value was 60.15 in 2022.
What is the lowest share of births outside marriage recorded in Portugal?
The lowest recorded value was 7.1 in 1972.
How does Portugal rank for share of births outside marriage?
Portugal ranks 8th out of 43 countries with data for 2023.
Is share of births outside marriage rising or falling in Portugal?
Over the last ten years it is up 25.0%. The long-run trend across the full record is volatile.
Where does this Portugal data come from?
The figures come from Our World in Data, published as part of Share of births outside marriage. Statizoid updates them automatically from the source API.

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Share of births outside marriage in Portugal. Statizoid, drawing on Our World in Data. Retrieved 13 November 2026, from https://population.statizoid.com/stat/share-of-births-outside-marriage/portugal/

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About this data

Indicator
Share of births outside marriage
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
43 places, 2,270 data points, 1960–2024
Last refreshed