Makrognosis

South Korea Korea: Monetary Base, Average Balance, Seasonally Adjusted (BOK)

MonthlySeasonally adjustedCode KR.MONBASE.M.SA

Latest (y/y)6.8%August 2026
Previous (y/y)8.5%July 2026
Level311,149 KRW bnAugust 2026

South Korea Korea: Monetary Base, Average Balance, Seasonally Adjusted (BOK) was up 6.8% year on year in August 2026, compared with 8.5% in July 2026.

The level stood at 311,149 KRW bn.

That is the lowest reading since August 2025.

Over the past ten years it has ranged from −3.4% (Oct 2023) to 19.5% (Feb 2021), averaging 8.9%.

South Korea Korea: Monetary Base, Average Balance, Seasonally Adjusted (BOK), annual % change, Oct 2004 – Aug 2026−10%0%10%20%30%20052010201520202025Robomacro
South Korea Korea: Monetary Base, Average Balance, Seasonally Adjusted (BOK), annual % change, Oct 2004 – Aug 2026. Source: Bank of Korea.
South Korea Korea: Monetary Base, Average Balance, Seasonally Adjusted (BOK), level (KRW bn)0k100k200k300k20052010201520202025Robomacro
South Korea Korea: Monetary Base, Average Balance, Seasonally Adjusted (BOK), level (KRW bn).

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

Recent data

PeriodValueY/Y %
August 2026311,149 KRW bn6.8
July 2026314,909 KRW bn8.5
June 2026313,667 KRW bn8.6
May 2026309,249 KRW bn8.4
April 2026306,015 KRW bn8.3
March 2026307,246 KRW bn7.8
February 2026303,270 KRW bn7.0
January 2026303,624 KRW bn8.2
December 2025298,663 KRW bn7.4
November 2025300,169 KRW bn9.3
October 2025297,023 KRW bn7.5
September 2025296,698 KRW bn8.6
August 2025291,373 KRW bn6.4
July 2025290,233 KRW bn5.7
June 2025288,825 KRW bn7.1
May 2025285,261 KRW bn5.8
April 2025282,626 KRW bn5.8
March 2025284,887 KRW bn5.9
February 2025283,457 KRW bn6.9
January 2025280,704 KRW bn6.1
December 2024278,094 KRW bn5.9
November 2024274,588 KRW bn6.1
October 2024276,291 KRW bn5.3
September 2024273,322 KRW bn4.1

Last 24 observations. The full history (275 observations) is available through the API.

Get South Korea Korea: Monetary Base, Average Balance, Seasonally Adjusted (BOK) 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.MONBASE.M.SA"

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

About this series

Latest observationAugust 2026
First observationOctober 2003
Observations275
FrequencyMonthly
UnitsKRW bn
AdjustmentSeasonally adjusted
10-year high19.5% (Feb 2021)
10-year low−3.4% (Oct 2023)
10-year average8.9%
Source agencyBank of Korea
Makrognosis codeKR.MONBASE.M.SA

More South Korea MONBASE series

South Korea Korea: Central bank liabilities to depository corporations (BOK ECOS)South Korea Korea: Currency in circulation (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: Monetary Base, Average Balance, Seasonally Adjusted (BOK) in South Korea?
The latest reading is 6.8% year on year for August 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.MONBASE.M.SA.

Last updated 2026-10-15. Source: Bank of Korea. Original title: “Korea: Monetary Base, Average Balance, Seasonally Adjusted (BOK)”.