Inflation Rate and Consumer Price Index
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American inflation rate

USA inflation summary for September 2021

Updated: October 13, 2021
Next update: November 10, 2021

Current USA inflation rate

September 2021
5.390%
The Consumer Price Index for United States of America is 274.31 for the month of September 2021. The inflation rate year over year is 5.390% (compared to 5.251% for the previous month). Inflation from August 2021 to September 2021 was 0.272%.

Previous USA Inflation Rate

August 2021 to September 2021
0.272%

Month-to-Month USA Inflation Rate

August 2021
5.251%

Recent inflation rates for USA

YearjanfebmaraprmayjunjulaugsepoctnovdecAnnual
20211.400%1.676%2.620%4.160%4.993%5.391%5.365%5.251%5.390%
20202.487%2.335%1.539%0.329%0.118%0.646%0.986%1.310%1.371%1.182%1.175%1.362%1.234%
20191.551%1.520%1.863%1.996%1.790%1.648%1.811%1.750%1.711%1.764%2.051%2.285%1.812%
20182.071%2.212%2.360%2.463%2.801%2.872%2.950%2.699%2.277%2.522%2.177%1.910%2.443%
20172.500%2.738%2.381%2.200%1.872%1.625%1.720%1.939%2.233%2.041%2.203%2.109%2.128%
All inflation rates are calculated using the USA Consumer Price Index (CPI) series.