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Economy of Sao Tome and Principe vs Sierra Leone compared: GDP & Debt

Updated on by Georank

Sao Tome and Principe has a GDP of $981M compared to $7.46B for Sierra Leone, ranking 189/197 and 160/197 by economy size, respectively.

Sao Tome and Principe has $546M in government debt (55.7% of GDP), compared to $3.38B (45.2% of GDP) in Sierra Leone.

Sao Tome and Principe vs Sierra Leone GDP by year

Sao Tome and Principe
Sierra Leone
1x
Year GDP, current $
Sao Tome Sierra Leone
2025 $981,293,587 $7,464,157,904
2024 $824,992,558 $6,971,127,234
2023 $690,456,807 $6,415,852,766
2022 $540,809,499 $7,121,125,277
2021 $524,402,456 $7,166,931,483
2020 $471,229,485 $6,688,307,706
2019 $412,976,083 $6,523,577,590
2018 $383,717,328 $6,390,514,689
2017 $322,002,845 $5,749,846,528
2016 $292,267,272 $6,084,297,211
2015 $259,999,643 $6,788,352,975
2014 $293,119,143 $7,686,138,791
2013 $267,041,748 $7,502,762,863
2012 $229,371,348 $6,141,666,509
2011 $226,455,001 $4,861,632,885
2010 $190,021,192 $4,262,805,967
2009 $200,668,065 $3,953,403,098
2008 $188,021,165 $4,157,895,298
2007 $149,146,919 $3,632,957,611
2006 $142,775,104 $3,263,697,467
2005 $136,450,662 $2,545,275,313
2004 $114,582,284 $2,237,350,687
2003 $102,085,769 $2,142,618,046
2002 $85,171,074 $1,933,863,911
2001 $75,951,133 $1,681,473,894
2000 $76,198,395 $635,866,404
1999 $77,302,212 $669,386,624
1998 $72,285,404 $672,368,187
1997 $91,920,274 $850,232,760
1996 $135,188,166 $941,709,423
1995 $103,695,237 $870,740,292
1994 $131,338,415 $911,853,802
1993 $125,742,229 $768,867,883
1992 $94,861,781 $679,940,814
1991 $107,484,143 $779,981,987
1990 $119,297,933 $649,644,098
1989 $98,545,367 $932,974,420
1988 $99,000,764 $1,055,083,933
1987 $115,952,925 $660,106,336
1986 $115,928,907 $490,181,457
1985 $82,733,069 $856,890,459
1984 $78,213,796 $1,087,471,862
1983 $75,110,289 $995,104,305
1982 $80,307,763 $1,295,361,886
1981 $83,499,264 $1,114,830,472
1980 $81,662,231 $1,100,685,845
1979 $65,755,928 $1,109,374,911
1978 $55,044,563 $960,728,339
1977 $49,207,692 $691,777,584
1976 $52,039,421 $594,895,942
1975 $60,101,710 $679,336,344
1974 $57,817,591 $648,590,643
1973 $56,011,245 $575,230,724
1972 $41,430,257 $465,381,340
1971 $37,288,845 $419,549,305
1970 $37,211,826 $434,410,974
1969 - $408,690,163
1968 - $329,859,732
1967 - $348,795,303
1966 - $375,479,850
1965 - $359,379,856
1964 - $371,847,461
1963 - $348,547,279
1962 - $342,721,416
1961 - $327,834,191
1960 - $322,009,962

Data sources: World Bank | Economy & Growth (1960–2025, retrieved 2026-07-08).

GeoRank.org/economy/sao-tome-and-principe/sierra-leone | CC BY

GDP per capita in Sao Tome and Principe vs Sierra Leone by year

Sao Tome and Principe
GDP per capita

GDP per capita, PPP
Sierra Leone
GDP per capita

GDP per capita, PPP
1x
Year Current $
Sao Tome Sierra Leone
GDP per capita GDP per capita, PPP GDP per capita GDP per capita, PPP
2025 $4,084 - $846 -
2024 $3,503 $6,242 $807 $3,522
2023 $2,991 $6,150 $758 $3,368
2022 $2,390 $6,034 $860 $3,144
2021 $2,363 $5,733 $885 $2,849
2020 $2,167 $5,145 $845 $2,719
2019 $1,935 $4,655 $844 $2,704
2018 $1,826 $3,941 $846 $2,640
2017 $1,556 $3,436 $779 $2,501
2016 $1,435 $3,320 $844 $2,635
2015 $1,298 $3,172 $965 $2,560
2014 $1,490 $3,233 $1,118 $2,762
2013 $1,383 $2,946 $1,117 $2,701
2012 $1,211 $2,653 $938 $2,317
2011 $1,220 $2,914 $761 $2,043
2010 $1,045 $2,859 $685 $1,900
2009 $1,128 $2,846 $653 $1,814
2008 $1,082 $2,802 $705 $1,824
2007 $879 $2,650 $632 $1,770
2006 $862 $2,551 $580 $1,698
2005 $844 $2,329 $463 $1,615
2004 $727 $2,171 $418 $1,541
2003 $664 $2,094 $414 $1,458
2002 $568 $1,945 $389 $1,360
2001 $519 $1,898 $358 $1,121
2000 $529 $1,830 $143.7 $1,242
1999 $543 $1,802 $155 $1,167
1998 $514 $1,754 $156.5 $1,180
1997 $662 $1,714 $199.9 $1,157
1996 $987 $1,693 $224.3 $1,225
1995 $769 $1,663 $208.4 $1,187
1994 $990 $1,623 $218.5 $1,266
1993 $964 $1,581 $185 $1,269
1992 $740 $1,556 $163.2 $1,220
1991 $855 $1,540 $183.7 $1,445
1990 $970 $1,504 $154.8 $1,382
1989 $821 - $231.3 -
1988 $847 - $268.2 -
1987 $1,018 - $172.4 -
1986 $1,043 - $131.5 -
1985 $761 - $235.5 -
1984 $735 - $306 -
1983 $720 - $285.8 -
1982 $783 - $380 -
1981 $830 - $334 -
1980 $829 - $336 -
1979 $683 - $346 -
1978 $587 - $305 -
1977 $539 - $224.2 -
1976 $585 - $196.4 -
1975 $693 - $228.4 -
1974 $683 - $222.1 -
1973 $676 - $200.6 -
1972 $511 - $165.4 -
1971 $470 - $151.8 -
1970 $479 - $160.2 -
1969 - - $153.6 -
1968 - - $126.3 -
1967 - - $136.1 -
1966 - - $149.3 -
1965 - - $145.6 -
1964 - - $153.4 -
1963 - - $146.3 -
1962 - - $146.3 -
1961 - - $142.3 -
1960 - - $142 -

Data sources: World Bank | Economy & Growth (1960–2025, retrieved 2026-07-08).

GeoRank.org/economy/sao-tome-and-principe/sierra-leone | CC BY

Sao Tome and Principe's GDP per capita is $4,084, ranking 132/197, compared to $846 in Sierra Leone, ranking 186/197. Adjusted for purchasing power (GDP per capita PPP), Sao Tome and Principe ranks 151st at $6,242, while Sierra Leone ranks 171st at $3,522.

Economic indicators

Sao Tome Sierra Leone
Gross domestic product
$981M
2025
$7.46B
2025
GDP rank
189/197
2025
160/197
2025
GDP growth
1.03%
2024-2025
4.61%
2024-2025
GDP per capita
$4,084
2025
$846
2025
GDP per capita rank
132/197
2025
186/197
2025
GDP per capita, PPP
$6,242
2024
$3,522
2024
GDP per capita PPP rank
151/197
2024
171/197
2024
Government debt
$546M
2025
$3.38B
2025
Debt-to-GDP ratio
55.7%
2025
45.2%
2025
Government debt per person
$2,275
2025
$383
2025
Government debt per person rank
115/185
2025
173/185
2025
Average annual personal income after taxes
$3,249
2026
$1,418
2026
Income share by richest 10%
32.8%
2017
29.4%
2018
Income share by poorest 10%
2.6%
2017
3.4%
2018
Government expenditure, % of GDP
21.2%
2025
16.5%
2025
Consumer prices inflation
0.9%
2024-2025
7.6%
2024-2025
Central bank interest rate n/a
16.8%
2025
Unemployment rate
6.66%
2017
1.65%
2018
Population
247495
9090531

Spending and national debt comparison by year

Sao Tome and Principe
Spending

Debt
Sierra Leone
Spending

Debt
1x
Year % of GDP
Sao Tome Sierra Leone
Government spending Government debt Government spending Government debt
2025 21.2% 55.7% 16.5% 45.2%
2024 23.8% 65.2% 17.6% 46.7%
2023 23.9% 73.2% 15.4% 49.4%
2022 27.7% 86.8% 16.7% 54%
2021 25.6% 85.1% 16.8% 47.1%
2020 23.2% 91% 15.6% 46.4%
2019 22.8% 98.6% 13.3% 45.3%
2018 28% 95.9% 13.7% 44.2%
2017 31.9% 92.3% 15% 44.2%
2016 38.3% 104.6% 14.9% 38.9%
2015 41.6% 101.1% 13.1% 28.4%
2014 36% 92.5% 13.5% 26.8%
2013 35.5% 76.8% 11.4% 22.3%
2012 50.5% 59.6% 13.5% 24.1%
2011 53.4% 86% 13.2% 25.8%
2010 51.7% 83% 12.5% 28.9%
2009 48.6% 70.3% 11.3% 31.1%
2008 30.4% 60.7% 10.3% 46.1%
2007 38.9% 110.1% 8.1% 26.4%
2006 32.5% 283.2% 9.97% 61.9%
2005 43.7% 334% 10.9% 78.9%
2004 60.6% 354% 11.1% 93.2%
2003 51.9% 329% 11.7% 99.8%
2002 44.3% 367% 12.6% 99.8%
2001 52.8% 418% 12% 113.5%
2000 10.7% - 10.3% -

Data sources: International Monetary Fund (IMF) | Fiscal Monitor (2000–2025, retrieved 2026-07-08).

GeoRank.org/economy/sao-tome-and-principe/sierra-leone | CC BY

In 2025, Sao Tome and Principe's government spending was $208M, accounting for 21.2% of its GDP, while Sierra Leone spent $1.23B, or 16.5% of GDP.

Debt-to-GDP ratio is 55.7% in Sao Tome and Principe and 45.2% in Sierra Leone, ranking 88/185 and 115/185, respectively.

Government deficit by year

Deficit/surplus
Sao Tome and Principe

Sierra Leone
1x
Year Deficit/surplus, % of GDP
Sao Tome Sierra Leone
2025 -2.53% -4.2%
2024 0.92% -5.16%
2023 -2.13% -4.99%
2022 -2.24% -5.93%
2021 -1.52% -4.35%
2020 2.94% -3.5%
2019 -0.07% -1.95%
2018 -2.02% -3.57%
2017 -3.11% -5.61%
2016 -5.01% -5.41%
2015 -7.6% -2.86%
2014 -6.27% -2.77%
2013 2.13% -1.74%
2012 -12.3% -3.41%
2011 -13% -2.78%
2010 -12.1% -3.09%
2009 -18% -1.51%
2008 13.6% -2.22%
2007 125.1% 12.6%
2006 18% -0.93%
2005 26.8% -1.17%
2004 -25.1% -1.46%
2003 -15.9% -2.78%
2002 -10.4% -3.03%
2001 -13.5% -3.22%
2000 51.5% -1.94%

Data sources: International Monetary Fund (IMF) | Fiscal Monitor (2000–2025, retrieved 2026-07-08).

GeoRank.org/economy/sao-tome-and-principe/sierra-leone | CC BY

In 2025, Sao Tome and Principe's government deficit, the difference between spending and revenue, was $24.8M, equivalent to 2.53% of GDP. This compares to Sierra Leone's deficit of $313M, or 4.2% of GDP.

Over the past 26 years, Sao Tome and Principe recorded a fiscal deficit in 18 of those years, while Sierra Leone ran a deficit in 25 years. On average, Sao Tome and Principe posted an annual surplus equal to 3.39% of GDP, compared to deficit of 2.58% of GDP for Sierra Leone.

Inflation comparison by year

Inflation
Sao Tome and Principe

Sierra Leone
1x
Year Consumer prices inflation
Sao Tome Sierra Leone
2025 0.9% 7.6%
2024 14.4% 28.4%
2023 21.1% 47.7%
2022 18.1% 27.2%
2021 8.1% 11.9%
2020 9.8% 13.4%
2019 7.7% 14.8%
2018 7.9% 16%
2017 5.7% 18.2%
2016 5.4% 10.9%
2015 6.1% 6.7%
2014 7% 4.6%
2013 8.1% 5.5%
2012 10.6% 6.6%
2011 14.3% 6.8%
2010 13.3% 7.2%
2009 17% 7.5%
2008 32% 8.2%
2007 18.6% 17%
2006 23.1% 10.5%
2005 17.2% 13.7%
2004 13.3% 12.9%
2003 9.8% 4%
2002 10.1% 0.1%
2001 9.2% 2.6%
2000 11% -0.9%
1999 11% 34.1%
1998 42.1% 36%
1997 69% 14.6%

Data sources: International Monetary Fund (IMF) | World Economic Outlook (1997–2025, retrieved 2026-07-08).

GeoRank.org/economy/sao-tome-and-principe/sierra-leone | CC BY

Over the past 29 years, Sao Tome and Principe has recorded an average annual inflation rate of 15.2%, compared with 13.6% in Sierra Leone. In 2025, inflation was 0.9% in Sao Tome and Principe and 7.6% in Sierra Leone.

Balance of trade

Sao Tome Sierra Leone
Current account balance
$41.5M
2024
-$984M
2024
Current account balance ranking
68/190
2024
115/190
2024
Current account balance, % of GDP
+5.03%
2024
-14.1%
2024
Goods imports
$153M
2024
$2.4B
2024
Goods exports
$29.3M
2024
$1.55B
2024
Service imports
$83M
2024
$514M
2024
Service exports
$88.2M
2024
$49.6M
2024
Imports of goods and services, % of GDP
33.3%
2025
28.2%
2025
Exports of goods and services, % of GDP
13.3%
2025
20.9%
2025

Economic freedom indices

The indices of economic freedom below are issued by the Heritage Foundation. Higher scores indicate stronger economic health.

Sao Tome Sierra Leone
Economic freedom 60.6 49.6
Economic freedom ranking 93/197 165/197
Property rights 55.2 32.9
Government integrity 47.2 35.8
Judicial effectiveness 60.8 42
Tax burden 88.6 88.2
Government spending 80.6 92.4
Fiscal health 89.5 54.1
Business freedom 59.9 44.8
Labor freedom 40.8 38.2
Monetary freedom 59.4 53.6
Trade freedom 65 63.6
Investment freedom 50 30
Financial freedom 30 20

Economic freedom comparison by year

Sao Tome and Principe
Sierra Leone
1x
Year Economic freedom index
Sao Tome Sierra Leone
2026 60.6 49.6
2025 60.4 48
2024 60.5 44.6
2023 61.5 50.2
2022 60.3 52
2021 55.9 51.7
2020 56.2 48
2019 54 47.5
2018 53.6 51.8
2017 55.4 52.6
2016 56.7 52.3
2015 53.3 51.7
2014 48.8 50.5
2013 48 48.3
2012 50.2 49.1
2011 49.5 49.6
2010 48.8 47.9
2009 43.8 47.8
2008 - 48.3
2007 - 47
2006 - 45.2
2005 - 44.8
2004 - 43.6
2003 - 42.2
2002 - -
2001 - -
2000 - 44.2
1999 - 47.2
1998 - 47.7
1997 - 45
1996 - 52.3
1995 - 49.8

Data sources: The Heritage Foundation | Economic Freedom Index (1995–2026, retrieved 2026-07-08).

GeoRank.org/economy/sao-tome-and-principe/sierra-leone | CC BY

The Economic Freedom Index for Sao Tome and Principe is 60.6, ranking 93/197, compared to 49.6 for Sierra Leone, ranking 165/197. The chart above displays a comparison of annual changes in economic freedom indexes.

Other economic metrics

Sao Tome Sierra Leone
Services, % of GDP
81.4%
2025
41.6%
2025
Industry, % of GDP
2.23%
2025
25.7%
2025
Agriculture, forestry, and fishing, % of GDP
12.2%
2025
29.5%
2025
GNI, Atlas method
$913M
2025
$7.34B
2025
GNI per capita, PPP
$6,920
2025
$3,690
2025
Total reserves including gold
$58.8M
2024
$433M
2024
Total reserves ranking
175/177
2024
161/177
2024
Net foreign direct investment
$20.5M
2024
-$122M
2024
Net inflows of foreign direct investment
-$16.7M
2024
$122M
2024
Net outflows of foreign direct investment
$3.83M
2024
$0
2024
Servicing debt to the IMF, % of GNI
0.62%
2024
2.22%
2024
Poverty at national poverty lines
66.2%
2020
56.8%
2018
Gross capital formation, % of GDP
8.74%
2025
23.2%
2025

GDP per capita map

1x

Data sources: World Bank | Economy & Growth (1985–2025, retrieved 2026-07-08); U.S. Census Bureau (1985–2025, retrieved 2026-07-08).

GeoRank.org/economy/sao-tome-and-principe/sierra-leone | CC BY

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Data sources:

  1. World Bank | Economy & Growth (1960–2025, retrieved 2026-07-08)
  2. International Monetary Fund (IMF) | Fiscal Monitor (2000–2025, retrieved 2026-07-08)
  3. The Heritage Foundation | Economic Freedom Index (1995–2026, retrieved 2026-07-08)
  4. U.S. Census Bureau (1985–2025, retrieved 2026-07-08)
  5. United Nations | World Population Prospects (2026, retrieved 2026-07-08)
  6. LivingCost (2026, retrieved 2026-07-08)
  7. Central Intelligence Agency (CIA) (2020, retrieved 2026-07-08)

Creative Commons Attribution (CC BY) — you’re free to copy, share, remix, adapt, and use even commercially as long as you give appropriate credit and clearly indicate if you made changes. Other sources may be subject to different license terms.

The current account balance is the sum of net trade in goods and services, net earnings from cross-border investments, and net transfer payments. It reflects a country's economic transactions with the rest of the world and is a fundamental component of the balance of payments. A surplus indicates that a country exports more than it imports, while a deficit shows the opposite.

Gross National Income (GNI) measures a country's total income. It encompasses income earned by residents, businesses, and foreign sources, defined as employee compensation and investment profits. GNI adds product taxes not included elsewhere and subtracts subsidies. It accounts for income from residents working abroad but excludes earnings from foreigners within the country.

A negative value for Net Foreign Direct Investment indicates a country is a net receiver of investments, as foreign inflows exceed outflows after Balance of Payments adjustments. A positive value indicates a net provider, with outflows exceeding inflows. Inflows are credits (increasing foreign claims on domestic assets), while outflows are debits (increasing domestic assets abroad).

Foreign direct investment (FDI, net inflows) shows how much capital foreign investors bring into a country after accounting for any funds that flow back in the opposite direction. It represents the net value of overseas companies establishing, expanding, or financing businesses in the reporting country. A positive number means more capital entered the country than was withdrawn, while a negative number means foreign investors pulled out more than they invested.

Foreign direct investment (FDI, net outflows) shows how much capital residents of a country invest abroad after accounting for any funds that flow back in the opposite direction. It represents the net value of domestic companies establishing, expanding, or financing businesses in other countries. A positive number means more capital was invested abroad than withdrawn, while a negative number means residents pulled back more than they invested.

Principal and interest payments to the IMF in currency, goods, or services on long-term debt expressed as a share of GNI.

Formerly gross domestic investment, gross capital formation measures the share of a country’s economic output invested in fixed assets, including buildings, machinery, and infrastructure. It indicates how much of the economy is devoted to building productive capacity.