Lifespan inequality: Gini coefficient by sex in Nigeria
Nigeria: Lifespan inequality: Gini coefficient by sex was 0.2807 in 2023. ▼ Falling
Latest (2023)
0.2807
Change on year
down 1.3%
World rank
1st
of 236 countries
All-time high
0.4708
in 1950
All-time low
0.2807
in 2023
Years of data
74
1950–2023
Lifespan inequality: Gini coefficient by sex in Nigeria, 1950–2023
Source: Human Mortality Database (2025); Aburto et al. (2023) – with major processing by Our World in Data.
Analysis
The most recent figure for lifespan inequality: gini coefficient by sex in Nigeria is 0.2807, measured in 2023. That is the lowest value across all 74 years on record.
That represents a change of down 1.3% on the previous year and down 8.5% over ten years.
Over the whole period, lifespan inequality: gini coefficient by sex in Nigeria peaked at 0.4708 in 1950 and was at its lowest, 0.2807, in 2023.
Nigeria ranks 1st of 236 countries on this measure, in the top 10%.
The long-run direction has been consistently falling across the 74 years of available data.
Lifespan inequality: Gini coefficient by sex in Nigeria, year by year
| Year | Value | Change |
|---|---|---|
| 1950 | 0.4708 | — |
| 1951 | 0.4688 | -0.4% |
| 1952 | 0.4671 | -0.3% |
| 1953 | 0.4651 | -0.4% |
| 1954 | 0.4631 | -0.4% |
| 1955 | 0.4608 | -0.5% |
| 1956 | 0.4593 | -0.3% |
| 1957 | 0.4576 | -0.4% |
| 1958 | 0.4553 | -0.5% |
| 1959 | 0.4532 | -0.5% |
| 1960 | 0.4513 | -0.4% |
| 1961 | 0.4487 | -0.6% |
| 1962 | 0.4469 | -0.4% |
| 1963 | 0.4447 | -0.5% |
| 1964 | 0.4426 | -0.5% |
| 1965 | 0.4403 | -0.5% |
| 1966 | 0.4393 | -0.2% |
| 1967 | 0.442 | +0.6% |
| 1968 | 0.4335 | -1.9% |
| 1969 | 0.4311 | -0.6% |
| 1970 | 0.4269 | -1.0% |
| 1971 | 0.4211 | -1.3% |
| 1972 | 0.4136 | -1.8% |
| 1973 | 0.407 | -1.6% |
| 1974 | 0.3997 | -1.8% |
| 1975 | 0.3926 | -1.8% |
| 1976 | 0.3871 | -1.4% |
| 1977 | 0.3807 | -1.7% |
| 1978 | 0.375 | -1.5% |
| 1979 | 0.3704 | -1.2% |
| 1980 | 0.3671 | -0.9% |
| 1981 | 0.3634 | -1.0% |
| 1982 | 0.3615 | -0.5% |
| 1983 | 0.3613 | -0.1% |
| 1984 | 0.3619 | +0.2% |
| 1985 | 0.3628 | +0.3% |
| 1986 | 0.3651 | +0.6% |
| 1987 | 0.3659 | +0.2% |
| 1988 | 0.3664 | +0.1% |
| 1989 | 0.3667 | +0.1% |
| 1990 | 0.3675 | +0.2% |
| 1991 | 0.3685 | +0.3% |
| 1992 | 0.3677 | -0.2% |
| 1993 | 0.3653 | -0.7% |
| 1994 | 0.3648 | -0.1% |
| 1995 | 0.3634 | -0.4% |
| 1996 | 0.363 | -0.1% |
| 1997 | 0.3617 | -0.4% |
| 1998 | 0.3603 | -0.4% |
| 1999 | 0.3565 | -1.1% |
| 2000 | 0.3514 | -1.4% |
| 2001 | 0.3482 | -0.9% |
| 2002 | 0.3442 | -1.1% |
| 2003 | 0.3389 | -1.5% |
| 2004 | 0.3343 | -1.4% |
| 2005 | 0.3289 | -1.6% |
| 2006 | 0.325 | -1.2% |
| 2007 | 0.3204 | -1.4% |
| 2008 | 0.3173 | -1.0% |
| 2009 | 0.3138 | -1.1% |
| 2010 | 0.3116 | -0.7% |
| 2011 | 0.3101 | -0.5% |
| 2012 | 0.3083 | -0.6% |
| 2013 | 0.3067 | -0.5% |
| 2014 | 0.3053 | -0.4% |
| 2015 | 0.305 | -0.1% |
| 2016 | 0.3031 | -0.6% |
| 2017 | 0.301 | -0.7% |
| 2018 | 0.2984 | -0.9% |
| 2019 | 0.2952 | -1.1% |
| 2020 | 0.2904 | -1.6% |
| 2021 | 0.2883 | -0.7% |
| 2022 | 0.2843 | -1.4% |
| 2023 | 0.2807 | -1.3% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 0.4621 | 0.4532 | 0.4708 | 10 |
| 1960s | 0.442 | 0.4311 | 0.4513 | 10 |
| 1970s | 0.3974 | 0.3704 | 0.4269 | 10 |
| 1980s | 0.3642 | 0.3613 | 0.3671 | 10 |
| 1990s | 0.3639 | 0.3565 | 0.3685 | 10 |
| 2000s | 0.3323 | 0.3138 | 0.3514 | 10 |
| 2010s | 0.3045 | 0.2952 | 0.3116 | 10 |
| 2020s | 0.286 | 0.2807 | 0.2904 | 4 |
Countries ranked near Nigeria
- 2 Chad 0.2633 compare
- 3 Central African Republic 0.2403 compare
- 4 South Sudan 0.2393 compare
More poverty & inequality data for Nigeria
- Number of income/consumption surveys in the past decade available via the World Bank 2 surveys (2025)
- Number of income/consumption surveys in the past decade available via 0 surveys per person (2025)
- Number of income/consumption surveys in the past decade available via 0 surveys per US$ of GDP (2025)
- Fertility rate vs. share living in extreme poverty 4.48 live births per woman (2023)
- Cereal yield vs. share in extreme poverty 1,558 kg per hectare (2024)
- Cereal yield vs extreme poverty, per unit of GDP 0 units per US$ of GDP (2024)
- Cereal yield vs extreme poverty, annual growth rate 0.607 % change on previous year (2024)
- Tax revenues vs income inequality, gaps filled 7.17 (2007)
- Tax revenue as share of GDP vs. income inequality 7.2% (2007)
- Tax revenues vs income inequality, per unit of GDP 0 units per US$ of GDP (2007)
Frequently asked questions
- What is lifespan inequality: gini coefficient by sex in Nigeria?
- Lifespan inequality: gini coefficient by sex in Nigeria was 0.2807 in 2023, according to Human Mortality Database (2025); Aburto et al. (2023) – with major processing by Our World in Data.
- What is the highest lifespan inequality: gini coefficient by sex recorded in Nigeria?
- The highest recorded value was 0.4708 in 1950.
- What is the lowest lifespan inequality: gini coefficient by sex recorded in Nigeria?
- The lowest recorded value was 0.2807 in 2023.
- How does Nigeria rank for lifespan inequality: gini coefficient by sex?
- Nigeria ranks 1st out of 236 countries with data for 2023.
- Is lifespan inequality: gini coefficient by sex rising or falling in Nigeria?
- Over the last ten years it is down 8.5%. The long-run trend across the full record is falling.
- Where does this Nigeria data come from?
- The figures come from Human Mortality Database (2025); Aburto et al. (2023) – with major processing by Our World in Data, published as part of Lifespan inequality: Gini coefficient by sex. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 74 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Level of inequality in lifespans, measured between 0 and 1.