Core CPI

Consumer inflation excluding food and energy, which can be more volatile.

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CURRENT2.57%% YoY • September 2026

PRIOR MOVE+0.12 ppvs prior month

VS YEAR AGO-0.45 ppchange in displayed metric

10-YEAR POSITION44thpercentile rank

Core CPI history

% YoY • normalized monthly

120 plotted periodsLatest: 2.57%

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Sep 2026: 2.57 % YoY

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Breaks mark missing monthly or quarterly periods. No values are filled in across gaps.

View chart data (120 periods)

WHY IT MATTERS

Core CPI helps reveal the persistence of underlying inflation pressure beyond swings in food and energy prices.

The current 5-year z-score is unavailable, with a 10-year displayed-metric range of 1.18% to 6.62%.

SOURCE & METHOD

Verified data, calculated server-side.

Source: FRED, series CPILFESL. Values are displayed in % YoY.

Historical coverage begins January 1957. Daily and weekly observations are averaged within each calendar month for this page chart.

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Related indicators

Keep following the chain

InflationCPIConsumer price inflation across a broad basket of goods and services.InflationCore PCEPersonal-consumption inflation excluding food and energy.RatesFed FundsThe effective overnight federal funds rate in the U.S. banking system.

GO DEEPER

Test the relationship yourself.

Start with Core CPI as X and CPI as Y, using level values. Change either indicator, transformation, or date range in Research Lab, then run your analysis.

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