South Korea - Consumer Price Index (CPI)

South Korea: Consumer Price Index (CPI)

Mnemonic CPI.IKOR
Unit Index 2015=100, NSA
Adjustments Not Seasonally Adjusted
Monthly 0.5 %
Data Sep 2021 108.83
Aug 2021 108.29

Series Information

Source Statistics Korea
Release Consumer Price Index
Frequency Monthly
Start Date 1/31/1965
End Date 9/30/2021

South Korea: Price

Reference Last Previous Units Frequency
Consumer Price Index (CPI) Sep 2021 108.83 108.29 Index 2015=100, NSA Monthly
Producer Price Index (PPI) Sep 2021 111.13 110.86 Index 2015=100, NSA Monthly

Release Information

The monthly CPI for South Korea is a measure of the average change in prices for a fixed-market basket of goods and services of constant quantity and quality purchased by consumers, detailed by COICOP.


  • Classification: COICOP
  • Measurement: Fixed-base value index relative to 2015 (Index 2015=100)
  • Adjustment: Not seasonally adjusted (NSA)
  • Native frequency: Monthly
  • Start dates: As early as 1965m1


  • 2010=100 - 1970 to 2016
  • 2005=100 - 1965 to 2011
  • 2000=100 - 2003 to 2006

Population coverage: Nationwide, households of one person or more, excluding farming and fishery households. Covers about 92.9 percent of total households of Korea. 37 cities were selected to represent the coverage of the entire country.

Item coverage: The goods and services included are limited to consumption expenditures and exclude investment items such as stocks, bonds and real estate, but include rent deposits. The 2010-base index is calculated on 481 items representing all goods and services purchased for daily life by households.

Price sample: Each month about 100,000 price quotes are obtained from approximately 26,000 outlets and the quotes are obtained by personal interview. About 10,500 housing units are contacted for data on rents.

Index computation: Laspeyres methodology.

Moody's Analytics supplements

For the general index, we compute a seasonally adjusted counterpart.

No. The data are final when initially released.

At the subnational level, the CPIs cannot be used to compare prices between areas; they indicate price changes only over time.

Further reading

At the source: