Which has higher median age vs. births per woman, Guinea-Bissau or Sierra Leone?

Sierra Leone, at 19.27 years against 18.94 years in Guinea-Bissau as of 2023.

What is the difference in median age vs. births per woman between Guinea-Bissau and Sierra Leone?

0.33 years, with Sierra Leone ahead.

How many years of comparable data are there for Guinea-Bissau and Sierra Leone?

74 years are reported by both, from 1950 to 2023.

Where does this data come from?

UN, World Population Prospects (2024) – processed by Our World in Data, published as Median age vs. births per woman. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Guinea-Bissau vs Sierra Leone: Median age vs. births per woman

Guinea-Bissau

18.94 years

in 2023

Sierra Leone

19.27 years

in 2023

Guinea-Bissau rank

203rd

Sierra Leone rank

200th

Median age vs. births per woman over time

Guinea-Bissau
Sierra Leone

How they compare

Sierra Leone currently reports 19.27 years against 18.94 years in Guinea-Bissau, a difference of 0.33 years.

The two have swapped places 1 time across 74 shared years of data; in 1950 it was Guinea-Bissau ahead.

Guinea-Bissau ranks 203rd and Sierra Leone ranks 200th of 236 countries.

Across the 8 decades both report, Guinea-Bissau averaged higher in 2 and Sierra Leone in 6.

Head to head by decade

Decade	Guinea-Bissau	Sierra Leone	Difference	Ahead
1950s	21.11 years	19.81 years	1.29 years	Guinea-Bissau
1960s	20.1 years	19.88 years	0.2203 years	Guinea-Bissau
1970s	17.45 years	18.71 years	1.27 years	Sierra Leone
1980s	16.12 years	17.76 years	1.65 years	Sierra Leone
1990s	16.07 years	17.18 years	1.11 years	Sierra Leone
2000s	16.67 years	16.9 years	0.2231 years	Sierra Leone
2010s	17.56 years	17.66 years	0.1025 years	Sierra Leone
2020s	18.64 years	18.93 years	0.288 years	Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher median age vs. births per woman, Guinea-Bissau or Sierra Leone?: Sierra Leone, at 19.27 years against 18.94 years in Guinea-Bissau as of 2023.
What is the difference in median age vs. births per woman between Guinea-Bissau and Sierra Leone?: 0.33 years, with Sierra Leone ahead.
How many years of comparable data are there for Guinea-Bissau and Sierra Leone?: 74 years are reported by both, from 1950 to 2023.
How do Guinea-Bissau and Sierra Leone rank globally for median age vs. births per woman?: Guinea-Bissau ranks 203rd and Sierra Leone ranks 200th of 236 countries.
Where does this data come from?: UN, World Population Prospects (2024) – processed by Our World in Data, published as Median age vs. births per woman. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Guinea-Bissau vs Sierra Leone: Median age vs. births per woman. Statizoid, drawing on UN, World Population Prospects (2024) – processed by Our World in Data. Retrieved 03 September 2026, from https://population.statizoid.com/compare/median-age-vs-births-per-woman/guinea-bissau/sierra-leone/

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<a href="https://population.statizoid.com/compare/median-age-vs-births-per-woman/guinea-bissau/sierra-leone/">Guinea-Bissau vs Sierra Leone: Median age vs. births per woman</a> — Statizoid

About this data

Indicator: Median age vs. births per woman
Unit: years
Source: UN, World Population Prospects (2024) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 236 places, 17,464 data points, 1950–2023
Last refreshed: 28 August 2026

Age that divides the population into two halves of equal size — half are younger and half are older.