CPI-U in 2003
The U.S. Consumer Price Index for All Urban Consumers (CPI-U) averaged 184.0 in 2003 (1982–84 = 100), 2.3% above the 2002 average. From December 2002 to December 2003, prices rose 1.9%. Prices in August 2026 were 1.82 times their 2003 level.
Monthly CPI-U index values, 2003
The highest monthly index in 2003 was 185.2 (September), the lowest 181.7 (January). The 12-month inflation rate ranged from +1.8% in November to +3.0% in March. Historical context — The Great Moderation (1983–2007): Inflation averaged about 3% a year with low volatility.
| Month | CPI-U index | Change from prior month | 12-month change |
|---|---|---|---|
| January 2003 | 181.7 | +0.4% | +2.6% |
| February 2003 | 183.1 | +0.8% | +3.0% |
| March 2003 | 184.2 | +0.6% | +3.0% |
| April 2003 | 183.8 | −0.2% | +2.2% |
| May 2003 | 183.5 | −0.2% | +2.1% |
| June 2003 | 183.7 | +0.1% | +2.1% |
| July 2003 | 183.9 | +0.1% | +2.1% |
| August 2003 | 184.6 | +0.4% | +2.2% |
| September 2003 | 185.2 | +0.3% | +2.3% |
| October 2003 | 185.0 | −0.1% | +2.0% |
| November 2003 | 184.5 | −0.3% | +1.8% |
| December 2003 | 184.3 | −0.1% | +1.9% |
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 184.0 as published by the BLS.
CPI 2003: common questions
What was the CPI in 2003?
The CPI-U annual average for 2003 was 184.0 on the 1982–84 = 100 base. Monthly values ranged from 181.7 to 185.2.
What was the inflation rate in 2003?
Measured by annual averages, consumer prices rose 2.3% in 2003; December to December the change was +1.9%.
How much is $100 from 2003 worth today?
About $182.05 in August 2026 prices, based on the change in CPI-U. Use the inflation calculator for other amounts.