Bank net interest margin in South Korea
South Korea: Bank net interest margin was 1.6% in 2021. ▼ Falling
Bank net interest margin in South Korea, 2000–2021
Source: Bankscope, Bureau van Dijk (BvD). Measured in %.
Analysis
In 2021, bank net interest margin in South Korea stood at 1.6%.
Compared with earlier readings it is down 5.8% on the previous year and down 40.1% over ten years.
Over the whole period, bank net interest margin in South Korea peaked at 2.7% in 2011 and was at its lowest, 1.6%, in 2018.
South Korea ranks 138th of 165 countries on this measure, in the bottom quarter.
The long-run direction has been consistently falling across the 12 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 2.3% | 2.3% | 2.3% | 1 |
| 2010s | 2.1% | 1.6% | 2.7% | 9 |
| 2020s | 1.6% | 1.6% | 1.7% | 2 |
Countries ranked near South Korea
More financial sector data for South Korea
- Domestic credit to private sector by banks 160.3% (2024)
- Total reserves in months of imports 6.46 (2025)
- Net domestic credit 5,011.74 trillion current LCU (2024)
- Net foreign assets 627.85 trillion current LCU (2024)
- Monetary Sector credit to private sector 160.3% (2024)
- Broad money 162.7% (2024)
- Claims on central government, etc. 3.4% (2024)
- Domestic credit to private sector 160.3% (2024)
- Official exchange rate 1,422 LCU per US$, period average (2025)
- Net migration 65,731 (2025)
Frequently asked questions
- What is bank net interest margin in South Korea?
- Bank net interest margin in South Korea was 1.6% in 2021, according to Bankscope, Bureau van Dijk (BvD).
- What is the highest bank net interest margin recorded in South Korea?
- The highest recorded value was 2.7% in 2011.
- What is the lowest bank net interest margin recorded in South Korea?
- The lowest recorded value was 1.6% in 2018.
- How does South Korea rank for bank net interest margin?
- South Korea ranks 138th out of 165 countries with data for 2021.
- Is bank net interest margin rising or falling in South Korea?
- Over the last ten years it is down 40.1%. The long-run trend across the full record is falling.
- Where does this South Korea 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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CSV · JSON — 12 observations, free to reuse under CC BY 4.0 (World Bank Open Data).
About this data
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.