Bank net interest margin in South Africa

South Africa: Bank net interest margin was 3.1% in 2021. ▼ Falling

Latest (2021)
3.1%
Change on year
up 6.2%
World rank
83rd
of 166 countries
All-time high
4.2%
in 2001
All-time low
2.7%
in 2008
Years of data
19
2000–2021

Bank net interest margin in South Africa, 2000–2021

012342000201020212000: 3.8 %2001: 4.2 %2005: 3.1 %2006: 3.4 %2007: 3.5 %2008: 2.7 %2009: 3.1 %2010: 3.1 %2011: 2.8 %2012: 3 %2013: 3.1 %2014: 3.3 %2015: 2.9 %2016: 3.5 %2017: 3.7 %2018: 3.2 %2019: 3.3 %2020: 2.9 %2021: 3.1 %

Source: Bankscope, Bureau van Dijk (BvD). Measured in %.

Analysis

The most recent figure for bank net interest margin in South Africa is 3.1%, measured in 2021.

That represents a change of up 6.2% on the previous year and up 10.5% over ten years.

Over the whole period, bank net interest margin in South Africa peaked at 4.2% in 2001 and was at its lowest, 2.7%, in 2008.

South Africa ranks 83rd of 166 countries on this measure, in the middle of the range.

The long-run direction has been consistently falling across the 19 years of available data.

Bank net interest margin in South Africa, year by year

Annual values for Bank net interest margin (%) in South Africa, 2000 to 2021.
Year % Change
2000 3.8%
2001 4.2% +11.6%
2005 3.1% -27.0%
2006 3.4% +11.9%
2007 3.5% +1.8%
2008 2.7% -22.3%
2009 3.1% +13.6%
2010 3.1% -0.4%
2011 2.8% -10.0%
2012 3.0% +10.3%
2013 3.1% +0.9%
2014 3.3% +8.2%
2015 2.9% -13.1%
2016 3.5% +19.9%
2017 3.7% +5.8%
2018 3.2% -13.0%
2019 3.3% +4.0%
2020 2.9% -13.2%
2021 3.1% +6.2%

Averages by decade

DecadeAverage LowestHighest Years
2000s 3.4% 2.7% 4.2% 7
2010s 3.2% 2.8% 3.7% 10
2020s 3.0% 2.9% 3.1% 2

Countries ranked near South Africa

  1. 80 Benin 3.1% compare
  2. 81 Cameroon 3.1% compare
  3. 82 Belarus 3.1% compare
  4. 84 Romania 3.0% compare
  5. 85 Serbia 3.0% compare
  6. 86 Albania 3.0% compare

See the full ranking of 166 places →

More financial sector data for South Africa

All data for South Africa →

Frequently asked questions

What is bank net interest margin in South Africa?
Bank net interest margin in South Africa was 3.1% in 2021, according to Bankscope, Bureau van Dijk (BvD).
What is the highest bank net interest margin recorded in South Africa?
The highest recorded value was 4.2% in 2001.
What is the lowest bank net interest margin recorded in South Africa?
The lowest recorded value was 2.7% in 2008.
How does South Africa rank for bank net interest margin?
South Africa ranks 83rd out of 166 countries with data for 2021.
Is bank net interest margin rising or falling in South Africa?
Over the last ten years it is up 10.5%. The long-run trend across the full record is falling.
Where does this South Africa data come from?
The figures come from Bankscope, Bureau van Dijk (BvD), published as part of Bank net interest margin (%). Statizoid updates them automatically from the source API.

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Bank net interest margin in South Africa. Statizoid, drawing on Bankscope, Bureau van Dijk (BvD). Retrieved 24 August 2026, from https://financial-sector.statizoid.com/stat/bank-net-interest-margin-percent/south-africa/

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About this data

Indicator
Bank net interest margin (%)
Unit
%
Source
Bankscope, Bureau van Dijk (BvD)
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
166 places, 3,163 data points, 2000–2021
Last refreshed

Raw data are from Bankscope. Data2080[t] / ((data2010[t] + data2010[t-1])/2). Numerator and denominator are aggregated on the country level before division. Note that banks used in the calculation might differ between indicators. Calculated from underlying bank-by-bank unconsolidated data from Bankscope.