CPI-U in 2023
The U.S. Consumer Price Index for All Urban Consumers (CPI-U) averaged 304.702 in 2023 (1982–84 = 100), 4.1% above the 2022 average. From December 2022 to December 2023, prices rose 3.4%. Prices in August 2026 were 1.10 times their 2023 level.
Monthly CPI-U index values, 2023
The highest monthly index in 2023 was 307.789 (September), the lowest 299.170 (January). The 12-month inflation rate ranged from +3.0% in June to +6.4% in January. Historical context — Post-COVID surge (2021–2023): Inflation peaked at 9.1% in June 2022, the highest since 1981.
| Month | CPI-U index | Change from prior month | 12-month change |
|---|---|---|---|
| January 2023 | 299.170 | +0.8% | +6.4% |
| February 2023 | 300.840 | +0.6% | +6.0% |
| March 2023 | 301.836 | +0.3% | +5.0% |
| April 2023 | 303.363 | +0.5% | +4.9% |
| May 2023 | 304.127 | +0.3% | +4.0% |
| June 2023 | 305.109 | +0.3% | +3.0% |
| July 2023 | 305.691 | +0.2% | +3.2% |
| August 2023 | 307.026 | +0.4% | +3.7% |
| September 2023 | 307.789 | +0.2% | +3.7% |
| October 2023 | 307.671 | 0.0% | +3.2% |
| November 2023 | 307.051 | −0.2% | +3.1% |
| December 2023 | 306.746 | −0.1% | +3.4% |
CPI-U, U.S. city average, all items, not seasonally adjusted, 1982–84 = 100 (BLS series CUUR0000SA0). Before 2007 the BLS published the index to one decimal place. Annual average 304.702 as published by the BLS.
CPI 2023: common questions
What was the CPI in 2023?
The CPI-U annual average for 2023 was 304.702 on the 1982–84 = 100 base. Monthly values ranged from 299.170 to 307.789.
What was the inflation rate in 2023?
Measured by annual averages, consumer prices rose 4.1% in 2023; December to December the change was +3.4%.
How much is $100 from 2023 worth today?
About $109.94 in August 2026 prices, based on the change in CPI-U. Use the inflation calculator for other amounts.