Consumer Price Index for All Urban Consumers: All Items in U.S. City Average

CPIAUCNSinflationFree tier

Series IDCPIAUCNS
UnitsIndex 1982-1984=100
FrequencyMonthly
Categoryinflation
Latest observation2026-09-01
HistoryPoint-in-time: every value as first published plus each revision, so backtests see only what was known on the day

Latest reading

The latest Consumer Price Index for All Urban Consumers: All Items in U.S. City Average observation, for 2026-09-01, is 336.94 Index 1982-1984=100, up from 334.98 for 2026-08-01. It has not been revised since it was first published. 38.7% of observations in this history were revised after first release.

Latest observation2026-09-01
Latest value336.94 Index 1982-1984=100
Previous334.98 (2026-08-01)
Change1.96 (+0.6%)
First published value336.94
Last release2026-10-14
Vintages stored932
Observations1,364

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df = yf.Client().macro("CPIAUCNS")
df.tail()

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