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U.S. CPI Average Reaches 4.0 Percent in 2020s Decade

The decade average stands at the highest level since the 1980s and exceeds the 2010s average by more than double. Inflation has remained above 2 percent in most months of the current decade.

KO
1 source·May 28, 11:52 PM(18 hrs ago)·1m read
U.S. CPI Average Reaches 4.0 Percent in 2020s Decadefinancialpost.com
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S. 0 percent through the present, the highest such average since the 1980s. 8 percent average recorded for the 2010s and exceeds the averages of both the 1990s and 2000s. 1 percent respectively. 0 percent mark in 64 of the 76 months recorded so far in the 2020s.

0 percent in 49 of the 120 months during the 2010s. 9 percent in September 2011. The report concluded that inflation remains above the 2 percent level.

Key Facts

4.0 percent
average annual CPI for 2020s so far
64 of 76 months
months above 2 percent inflation in 2020s
1.8 percent
average annual CPI for the 2010s

Story Timeline

2 events
  1. June 2022

    Monthly CPI reached a decade peak of 9.1 percent.

    1 source@KobeissiLetter
  2. September 2011

    Monthly CPI peaked at 3.9 percent during the 2010s.

    1 source@KobeissiLetter

Potential Impact

  1. 01

    Higher decade-average inflation may influence Federal Reserve interest-rate decisions.

  2. 02

    Wage negotiations could reference the elevated inflation average.

Transparency Panel

Sources cross-referenced1
Confidence score75%
Synthesized bySubstrate AI
Word count78 words
PublishedMay 28, 2026, 11:52 PM
Bias signals removed1 across 1 outlet
Signal Breakdown
Loaded 1

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