Bulgaria vs Iceland: Share of births outside marriage

Bulgaria
59.7
in 2023
Iceland
69.4
in 2019
Bulgaria rank
7th
Iceland rank
5th

Share of births outside marriage over time

  • Bulgaria
  • Iceland
020406080196019912023

How they compare

Iceland currently reports 69.4 against 59.7 in Bulgaria, a difference of 9.7.

That makes Iceland's figure about 1.2 times Bulgaria's.

Across all 57 years both countries report, Iceland has been ahead every year.

Bulgaria ranks 7th and Iceland ranks 5th of 43 countries.

Iceland has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade Bulgaria Iceland Difference Ahead
1960s 8.88 27.23 18.35 Iceland
1970s 9.74 33.74 24 Iceland
1980s 11.11 47.14 36.03 Iceland
1990s 24.34 60 35.66 Iceland
2000s 47.25 64.14 16.89 Iceland
2010s 57.43 68.13 10.7 Iceland

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of births outside marriage, Bulgaria or Iceland?
Iceland, at 69.4 against 59.7 in Bulgaria as of 2019.
What is the difference in share of births outside marriage between Bulgaria and Iceland?
9.7, with Iceland ahead.
How many years of comparable data are there for Bulgaria and Iceland?
57 years are reported by both, from 1960 to 2019.
How do Bulgaria and Iceland rank globally for share of births outside marriage?
Bulgaria ranks 7th and Iceland ranks 5th of 43 countries.
Where does this data come from?
Our World in Data, published as Share of births outside marriage. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Bulgaria vs Iceland: Share of births outside marriage. Statizoid, drawing on Our World in Data. Retrieved 12 November 2026, from https://population.statizoid.com/compare/share-of-births-outside-marriage/bulgaria/iceland/

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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