Share of births outside marriage in United States

United States: Share of births outside marriage was 40 in 2023. ▲ Rising

Latest (2023)
40
Change on year
up 0.5%
World rank
24th
of 43 countries
All-time high
41
in 2009
All-time low
5.3
in 1960
Years of data
64
1960–2023

Share of births outside marriage in United States, 1960–2023

10203040196019912023

Source: Our World in Data.

Analysis

United States recorded 40 for share of births outside marriage in 2023.

The figure is up 0.5% on the previous year and down 1.5% over ten years.

Over the whole period, share of births outside marriage in United States peaked at 41 in 2009 and was at its lowest, 5.3, in 1960.

That places United States 24th out of 43 countries with data for 2023, putting it in the middle of the range.

The long-run direction has been consistently rising across the 64 years of available data.

Share of births outside marriage in United States, year by year

Annual values for Share of births outside marriage in United States, 1960 to 2023.
Year Value Change
1960 5.3 —
1961 5.6 +5.7%
1962 5.9 +5.4%
1963 6.3 +6.8%
1964 6.9 +9.5%
1965 7.7 +11.6%
1966 8.4 +9.1%
1967 9 +7.1%
1968 9.7 +7.8%
1969 10 +3.1%
1970 10.7 +7.0%
1971 11.3 +5.6%
1972 12.4 +9.7%
1973 13 +4.8%
1974 13.2 +1.5%
1975 14.3 +8.3%
1976 14.8 +3.5%
1977 15.5 +4.7%
1978 16.3 +5.2%
1979 17.1 +4.9%
1980 18.4 +7.6%
1981 18.9 +2.7%
1982 19.4 +2.6%
1983 20.3 +4.6%
1984 21 +3.4%
1985 22 +4.8%
1986 23.4 +6.4%
1987 24.5 +4.7%
1988 25.7 +4.9%
1989 27.1 +5.4%
1990 28 +3.3%
1991 29.5 +5.4%
1992 30.1 +2.0%
1993 31 +3.0%
1994 32.6 +5.2%
1995 32.2 -1.2%
1996 32.4 +0.6%
1997 32.4 +0.0%
1998 32.8 +1.2%
1999 33 +0.6%
2000 33.2 +0.6%
2001 33.5 +0.9%
2002 34 +1.5%
2003 34.6 +1.8%
2004 35.8 +3.5%
2005 36.9 +3.1%
2006 38.5 +4.3%
2007 39.7 +3.1%
2008 40.6 +2.3%
2009 41 +1.0%
2010 40.8 -0.5%
2011 40.7 -0.2%
2012 40.7 +0.0%
2013 40.6 -0.2%
2014 40.2 -1.0%
2015 40.3 +0.2%
2016 39.8 -1.2%
2017 39.8 +0.0%
2018 39.6 -0.5%
2019 40 +1.0%
2020 40.5 +1.2%
2021 40 -1.2%
2022 39.8 -0.5%
2023 40 +0.5%

United States compared with similar countries

  • United States's 40 is below the median for high income countries, which is 40.23, 99% of the median. (40 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1960s 7.48 5.3 10 10
1970s 13.86 10.7 17.1 10
1980s 22.07 18.4 27.1 10
1990s 31.4 28 33 10
2000s 36.78 33.2 41 10
2010s 40.25 39.6 40.8 10
2020s 40.08 39.8 40.5 4

Countries ranked near United States

  1. 21 Slovakia 41.64 compare
  2. 22 Italy 40.45 compare
  3. 23 Austria 40.02 compare
  4. 25 Australia 39.87 compare
  5. 26 Luxembourg 38.96 compare
  6. 27 Ireland 38.4 compare

See the full ranking of 43 places →

More population data for United States

All data for United States →

Frequently asked questions

What is share of births outside marriage in United States?
Share of births outside marriage in United States was 40 in 2023, according to Our World in Data.
What is the highest share of births outside marriage recorded in United States?
The highest recorded value was 41 in 2009.
What is the lowest share of births outside marriage recorded in United States?
The lowest recorded value was 5.3 in 1960.
How does United States rank for share of births outside marriage?
United States ranks 24th out of 43 countries with data for 2023.
Is share of births outside marriage rising or falling in United States?
Over the last ten years it is down 1.5%. The long-run trend across the full record is rising.
Where does this United States 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 United States. Statizoid, drawing on Our World in Data. Retrieved 13 November 2026, from https://population.statizoid.com/stat/share-of-births-outside-marriage/united-states/

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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