# South Korea Korea: Yields of Treasury Bonds(10-year) (BOK ECOS)

South Korea Korea: Yields of Treasury Bonds(10-year) (BOK ECOS) was 4.2% in October 2026, down 0.2 percentage points from September 2026 and up 1.3 percentage points from a year earlier.
Over the past ten years it has ranged from 1.3% (Aug 2019) to 4.5% (Sep 2026), averaging 2.7%.

- Source agency: Bank of Korea
- Makrognosis code: `KR.IR.M.NSA.ITEM-5050000`
- Frequency: monthly
- Units: % per annum
- Coverage: 2016-01-01 to 2026-10-01 (130 observations)
- Page: https://makrognosis.robomacro.com/data/south-korea/korea-yields-of-treasury-bonds-10-year-bok-ecos

## Recent data

| Period | Value |
|---|---:|
| October 2026 | 4.2% |
| September 2026 | 4.5% |
| August 2026 | 4.3% |
| July 2026 | 4.3% |
| June 2026 | 4.2% |
| May 2026 | 4.1% |
| April 2026 | 3.7% |
| March 2026 | 3.7% |
| February 2026 | 3.6% |
| January 2026 | 3.5% |
| December 2025 | 3.4% |
| November 2025 | 3.2% |
| October 2025 | 2.9% |
| September 2025 | 2.8% |
| August 2025 | 2.8% |
| July 2025 | 2.8% |
| June 2025 | 2.8% |
| May 2025 | 2.7% |
| April 2025 | 2.7% |
| March 2025 | 2.8% |
| February 2025 | 2.8% |
| January 2025 | 2.8% |
| December 2024 | 2.8% |
| November 2024 | 3.0% |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/KR.IR.M.NSA.ITEM-5050000"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/KR.IR.M.NSA.ITEM-5050000",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```