Makrognosis

South Korea Korea: Yields of Treasury Bonds(1-year) (BOK ECOS)

MonthlyNot seasonally adjustedCode KR.IR.M.NSA.ITEM-5030000

Latest3.7%October 2026
Previous3.6%September 2026
Year ago2.3%October 2025

South Korea Korea: Yields of Treasury Bonds(1-year) (BOK ECOS) was 3.7% in October 2026, up 0.1 percentage points from September 2026 and up 1.4 percentage points from a year earlier.

That is the highest reading since November 2023.

Over the past ten years it has ranged from 0.6% (May 2021) to 3.8% (Nov 2022), averaging 2.1%.

South Korea Korea: Yields of Treasury Bonds(1-year) (BOK ECOS) (% per annum), Jan 2016 – Oct 20260%1%2%3%4%201620182020202220242026Robomacro
South Korea Korea: Yields of Treasury Bonds(1-year) (BOK ECOS) (% per annum), Jan 2016 – Oct 2026. Source: Bank of Korea.

Showing the full history (downsampled for display). Open the interactive chart to zoom and switch transforms.

Recent data

PeriodValue
October 20263.7%
September 20263.6%
August 20263.4%
July 20263.4%
June 20263.3%
May 20263.1%
April 20263.0%
March 20262.9%
February 20262.7%
January 20262.6%
December 20252.5%
November 20252.5%
October 20252.3%
September 20252.3%
August 20252.3%
July 20252.3%
June 20252.3%
May 20252.3%
April 20252.5%
March 20252.6%
February 20252.7%
January 20252.6%
December 20242.7%
November 20242.9%

Last 24 observations. The full history (130 observations) is available through the API.

Get South Korea Korea: Yields of Treasury Bonds(1-year) (BOK ECOS) in your code or spreadsheet

One guessable code, agency-direct, updated on release. Free tier available.

curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/KR.IR.M.NSA.ITEM-5030000"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/KR.IR.M.NSA.ITEM-5030000",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
Get a free API key → · API docs

About this series

Latest observationOctober 2026
First observationJanuary 2016
Observations130
FrequencyMonthly
Units% per annum
AdjustmentNot seasonally adjusted
10-year high3.8% (Nov 2022)
10-year low0.6% (May 2021)
10-year average2.1%
Source agencyBank of Korea
Makrognosis codeKR.IR.M.NSA.ITEM-5030000

More South Korea IR series

South Korea Korea: Bank of Korea Base Rate (BOK ECOS)South Korea Korea: Bank of Korea Base Rate (policy rate, end of month)South Korea Korea: CMA(open RP) (BOK ECOS)South Korea Korea: Interest rates on Liquidity Adjustment Deposits (BOK ECOS)South Korea Korea: Interest rates on Liquidity Adjustment Loans (BOK ECOS)South Korea Korea: Interest rates on Support Program for New Growth Engine Development and Job Creation (BOK ECOS)South Korea Korea: Interest rates on Support Program for small-scale business owners (BOK ECOS)South Korea Korea: KORIBOR(12M) (BOK ECOS)South Korea Korea: KORIBOR(3M) (BOK ECOS)South Korea Korea: KORIBOR(6M) (BOK ECOS)South Korea Korea: MMF(7-day) (BOK ECOS)South Korea Korea: Monetary stabilization bonds(91-day) (BOK ECOS)South Korea Korea: Uncollateralized Call Rates (BOK ECOS)South Korea Korea: Uncollateralized Call Rates (BOK ECOS)South Korea Korea: Uncollateralized Call Rates(Overnight) (BOK ECOS)South Korea Korea: Uncollateralized Call Rates(Overnignt, Banks&KSFC borrowing) (BOK ECOS)South Korea Korea: Yields of Corporate Bonds (AA-) (BOK ECOS)South Korea Korea: Yields of Corporate Bonds : O.T.C (3-year, AA-) (BOK ECOS)South Korea Korea: Yields of Corporate Bonds : O.T.C (3-year, BBB-) (BOK ECOS)South Korea Korea: Yields of Industrial Financial Debentures(1-year) (BOK ECOS)

Other South Korea indicators

South Korea GDP (Gross Domestic Product)South Korea Korea: GDP at market prices, SA, current prices (BOK ECOS)South Korea Inflation Rate (CPI)South Korea Core Inflation RateSouth Korea Unemployment RateSouth Korea 10-Year Government Bond YieldSouth Korea Credit Rating & Sovereign Risk ScoreSouth Korea Industrial ProductionSouth Korea Korea industrial production index, original (not seasonally adjusted), 2020=100 (KOSTAT via BOK ECOS)South Korea Producer Price Inflation (PPI)South Korea Korea: Current Account, monthly, NSA (BOK ECOS, USD mn)South Korea Korea: Current Account, monthly, SA (BOK ECOS, USD mn)South Korea Korea: Exports of Goods (Korea Customs Service final, BOK ECOS 901Y092 E100; thousand USD x 0.001 = USD mn)South Korea Korea: Imports of Goods (Korea Customs Service final, BOK ECOS 901Y092 I100; thousand USD x 0.001 = USD mn)South Korea Korea consumer sentiment index (KOSTAT via BOK ECOS 511Y002 FME 99988)South Korea M2 Money Stock

FAQ

What is the current korea: Yields of Treasury Bonds(1-year) (BOK ECOS) in South Korea?
The latest reading is 3.7% for October 2026, published by Bank of Korea.
Where does this data come from?
It is collected directly from Bank of Korea and is available through the Makrognosis API under the code KR.IR.M.NSA.ITEM-5030000.

Last updated 2026-11-02. Source: Bank of Korea. Original title: “Korea: Yields of Treasury Bonds(1-year) (BOK ECOS)”.