U.S. inflation rate in 2001: 2.85%

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Inflation since 2001 and its effect on dollar value

The consumer price index (CPI) in 2001 was 177.1. It was 172.2 in the previous year. This change in CPI is used by the Bureau of Labor Statistics to calculate inflation.

According to the Bureau of Labor Statistics consumer price index, the dollar experienced an average inflation rate of 2.09% per year. Prices in 2018 are 42.1% higher than prices in 2001.

In other words, $100 in 2001 is equivalent in purchasing power to $142.06 in 2018, a difference of $42.06 over 17 years.

The current inflation rate is now 2.80%1. If this number holds, $100 today will be equivalent to $102.80 next year. The current inflation rate page gives more detail on the latest official inflation rates.

Inflation from 2001 to 2018
Cumulative price change 42.06%
Average inflation rate 2.09%
Converted amount ($100 base) $142.06
Price difference ($100 base) $42.06
CPI in 2001 177.1
CPI in 2018 251.59


U.S. inflation from 1913 to 2018


Inflation rates for specific categories

Alcoholic beverages · Juices and nonalcoholic drinks · Jewelry · More

Inflation-adjusted measures

S&P 500 price · S&P 500 earnings · Shiller P/E

How to calculate the inflation rate for $100 since 2001

This inflation calculator uses the following inflation rate formula:

CPI in 2018 / CPI in 2001 * 2001 USD value = 2018 USD value

Then plug in historical CPI values. The U.S. CPI was 177.1 in the year 2001 and 251.59 in 2018:

251.59 / 177.1 * $100 = $142.06

$100 in 2001 has the same "purchasing power" or "buying power" as $142.06 in 2018.


Here are calculations of buying power over time for $100 in 2001 (price index tracking began in 1913). Each of these USD amounts below is equivalent in terms of what it could buy at the time:
Year USD Value Inflation Rate
2001 $100.00 2.85%
2002 $101.58 1.58%
2003 $103.90 2.28%
2004 $106.66 2.66%
2005 $110.28 3.39%
2006 $113.83 3.23%
2007 $117.08 2.85%
2008 $121.57 3.84%
2009 $121.14 -0.36%
2010 $123.13 1.64%
2011 $127.01 3.16%
2012 $129.64 2.07%
2013 $131.54 1.46%
2014 $133.67 1.62%
2015 $133.83 0.12%
2016 $135.52 1.26%
2017 $138.22 1.99%
2018 $142.06 2.78%*
* Not final. See inflation summary for latest details.

News headlines from 2001

Politics and news often influence economic performance. Here's what was happening at the time:

  • The Netherlands becomes the first country to legalize same sex marriage.
  • Two passenger planes are hijacked by terrorists who then crash them into New York's Twin Towers, killing 2,752 people.
  • Another plane is crashed into the Pentagon killing 125 people.
  • George W Bush establishes The Department of Homeland Security.

Inflation Data Source

Raw data for these calculations comes from the Bureau of Labor Statistics' (CPI), established in 1913. Inflation data from 1665 to 1912 is sourced from a historical study conducted by political science professor Robert Sahr at Oregon State University.

You may use the following MLA citation for this page: “Inflation Rate in 2001 | Inflation Calculator.” U.S. Official Inflation Data, Alioth Finance, 20 Jun. 2018, https://www.officialdata.org/inflation-rate-in-2001.


» Read more about inflation.