Gross National Income — Value US$, per square kilometre in Sierra Leone

Sierra Leone: Gross National Income — Value US$, per square kilometre was 0.088 million USD per square kilometre in 2023. ◆ Volatile

Latest (2023)
0.088 million USD per square kilometre
Change on year
down 9.9%
World rank
158th
of 194 countries
All-time high
0.0981 million USD per square kilometre
in 2021
All-time low
0.006 million USD per square kilometre
in 1970
Years of data
54
1970–2023

Gross National Income — Value US$, per square kilometre in Sierra Leone, 1970–2023

00.020.040.060.080.1197019962023

Source: Statizoid (derived). Measured in million USD per square kilometre.

Analysis

The most recent figure for gross national income — value us$, per square kilometre in Sierra Leone is 0.088 million USD per square kilometre, measured in 2023.

That represents a change of down 9.9% on the previous year and up 29.8% over ten years.

Over the whole period, gross national income — value us$, per square kilometre in Sierra Leone peaked at 0.0981 million USD per square kilometre in 2021 and was at its lowest, 0.006 million USD per square kilometre, in 1970.

That places Sierra Leone 158th out of 194 countries with data for 2023, putting it in the bottom quarter.

The series is highly variable year to year, so single readings are best treated with caution.

Gross National Income — Value US$, per square kilometre in Sierra Leone, year by year

Annual values for Gross National Income — Value US$, per square kilometre in Sierra Leone, 1970 to 2023.
Year million USD per square kilometre Change
1970 0.006 million USD per square kilometre
1971 0.0064 million USD per square kilometre +6.4%
1972 0.0071 million USD per square kilometre +10.7%
1973 0.0081 million USD per square kilometre +14.5%
1974 0.0093 million USD per square kilometre +15.2%
1975 0.01 million USD per square kilometre +6.8%
1976 0.0092 million USD per square kilometre -7.2%
1977 0.0105 million USD per square kilometre +13.7%
1978 0.0134 million USD per square kilometre +27.4%
1979 0.0153 million USD per square kilometre +14.2%
1980 0.0174 million USD per square kilometre +14.1%
1981 0.0188 million USD per square kilometre +7.7%
1982 0.0211 million USD per square kilometre +12.2%
1983 0.0185 million USD per square kilometre -12.5%
1984 0.0227 million USD per square kilometre +22.8%
1985 0.0185 million USD per square kilometre -18.4%
1986 0.0139 million USD per square kilometre -24.8%
1987 0.011 million USD per square kilometre -21.0%
1988 0.0169 million USD per square kilometre +53.7%
1989 0.0164 million USD per square kilometre -2.7%
1990 0.0115 million USD per square kilometre -30.2%
1991 0.0143 million USD per square kilometre +24.1%
1992 0.012 million USD per square kilometre -15.9%
1993 0.0144 million USD per square kilometre +19.8%
1994 0.0158 million USD per square kilometre +10.1%
1995 0.0162 million USD per square kilometre +2.5%
1996 0.018 million USD per square kilometre +11.1%
1997 0.0165 million USD per square kilometre -8.4%
1998 0.0126 million USD per square kilometre -23.5%
1999 0.0128 million USD per square kilometre +1.2%
2000 0.0122 million USD per square kilometre -4.5%
2001 0.0154 million USD per square kilometre +26.6%
2002 0.0178 million USD per square kilometre +15.5%
2003 0.0195 million USD per square kilometre +9.5%
2004 0.0198 million USD per square kilometre +1.5%
2005 0.023 million USD per square kilometre +16.1%
2006 0.0266 million USD per square kilometre +15.4%
2007 0.0295 million USD per square kilometre +11.1%
2008 0.0351 million USD per square kilometre +18.8%
2009 0.0349 million USD per square kilometre -0.6%
2010 0.0365 million USD per square kilometre +4.9%
2011 0.0402 million USD per square kilometre +10.0%
2012 0.0544 million USD per square kilometre +35.2%
2013 0.0678 million USD per square kilometre +24.7%
2014 0.0678 million USD per square kilometre +0.1%
2015 0.0655 million USD per square kilometre -3.5%
2016 0.0664 million USD per square kilometre +1.4%
2017 0.0709 million USD per square kilometre +6.9%
2018 0.0878 million USD per square kilometre +23.7%
2019 0.0892 million USD per square kilometre +1.7%
2020 0.0909 million USD per square kilometre +1.8%
2021 0.0981 million USD per square kilometre +8.0%
2022 0.0977 million USD per square kilometre -0.4%
2023 0.088 million USD per square kilometre -9.9%

Sierra Leone compared with similar countries

  • Sierra Leone's 0.088 million USD per square kilometre is above the median for low income countries, which is 0.0267 million USD per square kilometre, 3.3× the median. (23 countries reporting)
  • Sierra Leone's 0.088 million USD per square kilometre is above the median for Sub-Saharan Africa, which is 0.0849 million USD per square kilometre, 1.0× the median. (45 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1970s 0.0095 million USD per square kilometre 0.006 million USD per square kilometre 0.0153 million USD per square kilometre 10
1980s 0.0175 million USD per square kilometre 0.011 million USD per square kilometre 0.0227 million USD per square kilometre 10
1990s 0.0144 million USD per square kilometre 0.0115 million USD per square kilometre 0.018 million USD per square kilometre 10
2000s 0.0234 million USD per square kilometre 0.0122 million USD per square kilometre 0.0351 million USD per square kilometre 10
2010s 0.0647 million USD per square kilometre 0.0365 million USD per square kilometre 0.0892 million USD per square kilometre 10
2020s 0.0937 million USD per square kilometre 0.088 million USD per square kilometre 0.0981 million USD per square kilometre 4

Countries ranked near Sierra Leone

  1. 155 Algeria 0.1025 million USD per square kilometre compare
  2. 156 Cameroon 0.1021 million USD per square kilometre compare
  3. 157 Myanmar 0.0934 million USD per square kilometre compare
  4. 159 Guyana 0.0874 million USD per square kilometre compare
  5. 160 Kazakhstan 0.0868 million USD per square kilometre compare
  6. 161 Lesotho 0.0849 million USD per square kilometre compare

See the full ranking of 195 places →

More economy & growth data for Sierra Leone

All data for Sierra Leone →

Frequently asked questions

What is gross national income — value us$, per square kilometre in Sierra Leone?
Gross national income — value us$, per square kilometre in Sierra Leone was 0.088 million USD per square kilometre in 2023, according to Statizoid (derived).
What is the highest gross national income — value us$, per square kilometre recorded in Sierra Leone?
The highest recorded value was 0.0981 million USD per square kilometre in 2021.
What is the lowest gross national income — value us$, per square kilometre recorded in Sierra Leone?
The lowest recorded value was 0.006 million USD per square kilometre in 1970.
How does Sierra Leone rank for gross national income — value us$, per square kilometre?
Sierra Leone ranks 158th out of 194 countries with data for 2023.
Is gross national income — value us$, per square kilometre rising or falling in Sierra Leone?
Over the last ten years it is up 29.8%. The long-run trend across the full record is volatile.
Where does this Sierra Leone data come from?
The figures come from Statizoid (derived), published as part of Gross National Income — Value US$, per square kilometre. Statizoid updates them automatically from the source API.

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Gross National Income — Value US$, per square kilometre in Sierra Leone. Statizoid, drawing on Statizoid (derived). Retrieved 23 September 2026, from https://economy.statizoid.com/stat/gross-national-income-value-us-per-square-kilometre/sierra-leone/

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How this figure is calculated

Gross National Income — Value US$ divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.

Gross National Income — Value US$ ÷ Land area (sq. km)

Computed from

Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.

About this data

Indicator
Gross National Income — Value US$, per square kilometre
Unit
million USD per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
195 places, 9,641 data points, 1970–2023
Last refreshed

Gross National Income — Value US$ divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.