Red List Index in Sierra Leone
Sierra Leone: Red List Index was 0.92 index in 2025. ▬ Flat
Latest (2025)
0.92 index
Change on year
unchanged
World rank
61st
of 247 countries
All-time high
0.93 index
in 1980
All-time low
0.92 index
in 1998
Years of data
46
1980–2025
Red List Index in Sierra Leone, 1980–2025
Source: BirdLife International and IUCN – processed by Our World in Data. Measured in index.
Analysis
The most recent figure for red list index in Sierra Leone is 0.92 index, measured in 2025. That is the lowest value across all 46 years on record.
That represents a change of unchanged over ten years.
Over the whole period, red list index in Sierra Leone peaked at 0.93 index in 1980 and was at its lowest, 0.92 index, in 1998.
Sierra Leone ranks 61st of 247 countries on this measure, in the top quarter.
Red List Index in Sierra Leone, year by year
| Year | index | Change |
|---|---|---|
| 1980 | 0.93 index | — |
| 1981 | 0.93 index | +0.0% |
| 1982 | 0.93 index | +0.0% |
| 1983 | 0.93 index | +0.0% |
| 1984 | 0.93 index | +0.0% |
| 1985 | 0.93 index | +0.0% |
| 1986 | 0.93 index | +0.0% |
| 1987 | 0.93 index | +0.0% |
| 1988 | 0.93 index | +0.0% |
| 1989 | 0.93 index | +0.0% |
| 1990 | 0.93 index | +0.0% |
| 1991 | 0.93 index | +0.0% |
| 1992 | 0.93 index | +0.0% |
| 1993 | 0.93 index | +0.0% |
| 1994 | 0.93 index | +0.0% |
| 1995 | 0.93 index | +0.0% |
| 1996 | 0.93 index | +0.0% |
| 1997 | 0.93 index | +0.0% |
| 1998 | 0.92 index | -1.1% |
| 1999 | 0.92 index | +0.0% |
| 2000 | 0.92 index | +0.0% |
| 2001 | 0.92 index | +0.0% |
| 2002 | 0.92 index | +0.0% |
| 2003 | 0.92 index | +0.0% |
| 2004 | 0.92 index | +0.0% |
| 2005 | 0.92 index | +0.0% |
| 2006 | 0.92 index | +0.0% |
| 2007 | 0.92 index | +0.0% |
| 2008 | 0.92 index | +0.0% |
| 2009 | 0.92 index | +0.0% |
| 2010 | 0.92 index | +0.0% |
| 2011 | 0.92 index | +0.0% |
| 2012 | 0.92 index | +0.0% |
| 2013 | 0.92 index | +0.0% |
| 2014 | 0.92 index | +0.0% |
| 2015 | 0.92 index | +0.0% |
| 2016 | 0.92 index | +0.0% |
| 2017 | 0.92 index | +0.0% |
| 2018 | 0.92 index | +0.0% |
| 2019 | 0.92 index | +0.0% |
| 2020 | 0.92 index | +0.0% |
| 2021 | 0.92 index | +0.0% |
| 2022 | 0.92 index | +0.0% |
| 2023 | 0.92 index | +0.0% |
| 2024 | 0.92 index | +0.0% |
| 2025 | 0.92 index | +0.0% |
Sierra Leone compared with similar countries
- Sierra Leone's 0.92 index is above the median for low income countries, which is 0.92 index, 1.0× the median. (25 countries reporting)
- Sierra Leone's 0.92 index is above the median for Sub-Saharan Africa, which is 0.92 index, 1.0× the median. (48 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 0.93 index | 0.93 index | 0.93 index | 10 |
| 1990s | 0.928 index | 0.92 index | 0.93 index | 10 |
| 2000s | 0.92 index | 0.92 index | 0.92 index | 10 |
| 2010s | 0.92 index | 0.92 index | 0.92 index | 10 |
| 2020s | 0.92 index | 0.92 index | 0.92 index | 6 |
Countries ranked near Sierra Leone
More reference data data for Sierra Leone
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.0238 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.4498 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 0.5935 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.12 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 0.5935 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.0797 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.044 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 1.91 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 2.72 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0.6534 (2050)
Frequently asked questions
- What is red list index in Sierra Leone?
- Red list index in Sierra Leone was 0.92 index in 2025, according to BirdLife International and IUCN – processed by Our World in Data.
- What is the highest red list index recorded in Sierra Leone?
- The highest recorded value was 0.93 index in 1980.
- What is the lowest red list index recorded in Sierra Leone?
- The lowest recorded value was 0.92 index in 1998.
- How does Sierra Leone rank for red list index?
- Sierra Leone ranks 61st out of 247 countries with data for 2025.
- Is red list index rising or falling in Sierra Leone?
- Over the last ten years it is unchanged. The long-run trend across the full record is flat.
- Where does this Sierra Leone data come from?
- The figures come from BirdLife International and IUCN – processed by Our World in Data, published as part of Red List Index. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 46 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Red List Index.