South Korea - Consumer Price Index (CPI)

South Korea: Consumer Price Index (CPI)

Mnemonic CPI.IKOR
Unit Index 2020=100, NSA
Adjustments Not Seasonally Adjusted
Monthly 0.16 %
Data Dec 2022 109.28
Nov 2022 109.1

Series Information

Source Statistics Korea
Release Consumer Price Index
Frequency Monthly
Start Date 1/31/1965
End Date 12/31/2022

South Korea: Price

Reference Last Previous Units Frequency
Consumer Price Index (CPI) Dec 2022 109.28 109.1 Index 2020=100, NSA Monthly
Producer Price Index (PPI) Dec 2022 119.96 120.29 Index 2015=100, NSA Monthly

Release Information

For South Korea, the monthly consumer price index (CPI) 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.

In Data Buffet, high-level detail is supplied by Statistics Korea (KOSTAT), and two-digit detail by the Bank of Korea; these are disseminated on slightly different schedules.


  • Classification: COICOP
  • Measurement: Fixed-base value index relative to 2020 (Index 2020=100)
  • Adjustment: Not seasonally adjusted (NSA)
  • Native frequency: Monthly
  • Start dates:
    • 1965m1 for total
    • 1985m1 for components
  • Geo coverage:
    • Country
    • Province-level special city Seoul (IKOR_SE)


  • 2015=100 - 1965 to 2021 (archive specifier "_15")
  • 2010=100 - 1970 to 2016 ("_10")
  • 2005=100 - 1965 to 2011 ("05")
  • 2000=100 - 2003 to 2006 ("00")

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.

The index base period is advanced every five years.

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: