$100 in 2011 → $108.82 in 2017

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U.S. Inflation Rate, $100 in 2011 to 2017

According to the Bureau of Labor Statistics consumer price index, the dollar experienced an average inflation rate of 1.42% per year. Prices in 2017 are 8.82% higher than prices in 2011.

In other words, $100 in 2011 is equivalent in purchasing power to $108.82 in 2017, a difference of $8.82 over 6 years.

The inflation rate in 2017 was 1.99%.

Inflation from 2011 to 2017
Cumulative price change 8.82%
Average inflation rate 1.42%
Converted amount ($100 base) $108.82
Price difference ($100 base) $8.82
CPI in 2011 224.939
CPI in 2017 244.786


U.S. inflation from 1913 to 2018


The above data describe the CPI for all items. Also of note is the Core CPI, which measures inflation for all items except for the more volatile categories of food and energy. Core inflation averaged 1.88% per year between 2011 and 2017 (vs all-CPI inflation of 1.42%).

When using the core inflation measurement, $100 in 2011 is equivalent in buying power to $113.91 in 2017, a difference of $13.91. Recall that for All Items, the converted amount is $108.82 with a difference of $8.82.

In 2011, core inflation was 1.66%.

Chained CPI is an alternative measurement that takes into account how consumers adjust spending for similar items. Chained inflation averaged 1.31% per year between 2011 and 2017.

According to the Chained CPI measurement, $100 in 2011 is equal in buying power to $109.50 in 2017, a difference of $9.50 (versus a converted amount of $108.82/change of $8.82 for All Items).

In 2011, chained inflation was 3.06%.


CPI is the weighted combination of many categories. This chart shows the average rate of inflation for select CPI categories between 2011 and 2017.

Compare these values to the overall average of 1.42% per year:

Category Avg Inflation (%) $100 in 2011 → 2017
Food 1.56 109.75
Shelter 2.85 118.34
Energy -2.87 83.99
Apparel 0.47 102.87
New vehicles 0.59 103.60
Used cars and trucks -1.24 92.78
Transportation services 2.45 115.64
Medical care services 3.03 119.58
Medical care commodities 2.56 116.35

It's important to note that not all categories may be tracked since 2011. This table and visualization use the earliest available data for each category.


Inflation rates for specific categories

Educational books and supplies · Boston, Massachusetts · Housing · More

Inflation-adjusted measures

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

How to calculate the inflation rate for $100, 2011 to 2017

This inflation calculator uses the following inflation rate formula:

CPI in 2017 / CPI in 2011 * 2011 USD value = 2017 USD value

Then plug in historical CPI values. The U.S. CPI was 224.939 in the year 2011 and 244.786 in 2017:

244.786 / 224.939 * $100 = $108.82

$100 in 2011 has the same "purchasing power" or "buying power" as $108.82 in 2017.


Buying power of $100 since 2011

This chart shows calculations of buying power equivalence over time for $100 in 2011 (price index tracking began in 1913).

According to the Bureau of Labor Statistics, each of these USD amounts below is equal in terms of what it could buy at the time:

Year USD Value Inflation Rate
2011 $100.00 3.16%
2012 $102.07 2.07%
2013 $103.56 1.46%
2014 $105.24 1.62%
2015 $105.37 0.12%
2016 $106.70 1.26%
2017 $108.82 1.99%*
* Not final. See inflation summary for latest details.

News headlines from 2011

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

  • Ben Ali, the president of Tunisia, flees to Saudi Arabia after protests known as the Jasmine Revolution.
  • Fidel Castro resigns from the central committee of Cuban Communist Party after 45 years.
  • Osama bin Laden is killed by US Special Forces in Abbottabad, Pakistan.
  • Norway, is struck by twin terror attacks: a bomb blast targeting government buildings in Oslo, and a massacre at a youth camp on Utøya island

Inflation can vary widely by country. For comparison, in the UK £100.00 in 2011 would be equivalent to £115.83 in 2017, an absolute change of £15.83 and a cumulative change of 115.83%.

In Canada, CA$100.00 in 2011 would be equivalent to CA$108.49 in 2017, an absolute change of CA$8.49 and a cumulative change of 108.49%.

Compare these numbers to the US's absolute change of $8.82 and percent change of 8.82%.


Data Source & Citation

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: “2011 dollars in 2017 | Inflation Calculator.” U.S. Official Inflation Data, Alioth Finance, 17 Jul. 2018, https://www.officialdata.org/2011-dollars-in-2017.

in2013dollars.com is a reference website maintained by the Official Data Foundation.


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