Value of $100 from 1776 to 1971
$100 in 1776 is equivalent in purchasing power to about $465.52 in 1971, an increase of $365.52 over 195 years. The dollar had an average inflation rate of 0.79% per year between 1776 and 1971, producing a cumulative price increase of 365.52%.
This means that prices in 1971 are 4.66 times as high as average prices since 1776, according to the Bureau of Labor Statistics consumer price index.
The inflation rate in 1776 was 12.99%. The inflation rate in 1971 was 4.38%. The 1971 inflation rate is higher compared to the average inflation rate of 3.95% per year between 1971 and 2024.
Contents
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| Cumulative price change | 365.52% |
| Average inflation rate | 0.79% |
| Converted amount $100 base | $465.52 |
| Price difference $100 base | $365.52 |
| CPI in 1776 | 8.700 |
| CPI in 1971 | 40.500 |
| Inflation in 1776 | 12.99% |
| Inflation in 1971 | 4.38% |
| $100 in 1776 | $465.52 in 1971 |
Buying power of $100 in 1776
This chart shows a calculation of buying power equivalence for $100 in 1776 (price index tracking began in 1635).
For example, if you started with $100, you would need to end with $465.52 in order to "adjust" for inflation (sometimes refered to as "beating inflation").
When $100 is equivalent to $465.52 over time, that means that the "real value" of a single U.S. dollar decreases over time. In other words, a dollar will pay for fewer items at the store.
This effect explains how inflation erodes the value of a dollar over time. By calculating the value in 1776 dollars, the chart below shows how $100 is worth less over 195 years.
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:
This conversion table shows various other 1776 amounts in 1971 dollars, based on the 365.52% change in prices:
| Initial value | Equivalent value |
|---|---|
| $1 dollar in 1776 | $4.66 dollars in 1971 |
| $5 dollars in 1776 | $23.28 dollars in 1971 |
| $10 dollars in 1776 | $46.55 dollars in 1971 |
| $50 dollars in 1776 | $232.76 dollars in 1971 |
| $100 dollars in 1776 | $465.52 dollars in 1971 |
| $500 dollars in 1776 | $2,327.59 dollars in 1971 |
| $1,000 dollars in 1776 | $4,655.17 dollars in 1971 |
| $5,000 dollars in 1776 | $23,275.86 dollars in 1971 |
| $10,000 dollars in 1776 | $46,551.72 dollars in 1971 |
| $50,000 dollars in 1776 | $232,758.62 dollars in 1971 |
| $100,000 dollars in 1776 | $465,517.24 dollars in 1971 |
| $500,000 dollars in 1776 | $2,327,586.21 dollars in 1971 |
| $1,000,000 dollars in 1776 | $4,655,172.41 dollars in 1971 |
Inflation by Country
Inflation can also vary widely by country. For comparison, in the UK £100.00 in 1776 would be equivalent to £1,159.42 in 1971, an absolute change of £1,059.42 and a cumulative change of 1,059.42%.
Compare these numbers to the US's overall absolute change of $365.52 and total percent change of 365.52%.
Inflation by Spending Category
CPI is the weighted combination of many categories of spending that are tracked by the government. Breaking down these categories helps explain the main drivers behind price changes.
This chart shows the average rate of inflation for select CPI categories between 1776 and 1971.
Compare these values to the overall average of 0.79% per year:
| Category | Avg Inflation (%) | Total Inflation (%) | $100 in 1776 → 1971 |
|---|---|---|---|
| Food and beverages | 4.28 | 353,910.93 | 354,010.93 |
| Housing | 5.39 | 2,815,737.34 | 2,815,837.34 |
| Apparel | 2.46 | 11,388.85 | 11,488.85 |
| Transportation | 2.88 | 25,273.52 | 25,373.52 |
| Medical care | 3.58 | 94,578.65 | 94,678.65 |
| Recreation | 0.00 | 0.00 | 100.00 |
| Education and communication | 0.00 | 0.00 | 100.00 |
| Other goods and services | 5.17 | 1,856,998.13 | 1,857,098.13 |
The graph below compares inflation in categories of goods over time. Click on a category such as "Food" to toggle it on or off:
For all these visualizations, it's important to note that not all categories may have been tracked since 1776. This table and charts use the earliest available data for each category.
How to calculate inflation rate for $100, 1776 to 1971
Our calculations use the following inflation rate formula to calculate the change in value between 1776 and 1971:
CPI in 1971 CPI in 1776
×
1776 USD value
=
1971 USD value
Then plug in historical CPI values. The U.S. CPI was 8.7 in the year 1776 and 40.5 in 1971:
40.58.7
×
$100
=
$465.52
$100 in 1776 has the same "purchasing power" or "buying power" as $465.52 in 1971.
To get the total inflation rate for the 195 years between 1776 and 1971, we use the following formula:
CPI in 1971 - CPI in 1776CPI in 1776
×
100
=
Cumulative inflation rate (195 years)
Plugging in the values to this equation, we get:
40.5 - 8.78.7
×
100
=
366%
Data source & citation
Raw data for these calculations comes from the Bureau of Labor Statistics' Consumer Price Index (CPI), established in 1913. Price index data from 1774 to 1912 is sourced from a historical study conducted by political science professor Robert Sahr at Oregon State University and from the American Antiquarian Society. Price index data from 1634 to 1773 is from the American Antiquarian Society, using British pound equivalents.
You may use the following MLA citation for this page: “$100 in 1776 → 1971 | Inflation Calculator.” Official Inflation Data, Alioth Finance, 21 Nov. 2024, https://www.officialdata.org/us/inflation/1776?amount=100&endYear=1971.
Special thanks to QuickChart for their chart image API, which is used for chart downloads.
| Cumulative price change | 365.52% |
| Average inflation rate | 0.79% |
| Converted amount $100 base | $465.52 |
| Price difference $100 base | $365.52 |
| CPI in 1776 | 8.700 |
| CPI in 1971 | 40.500 |
| Inflation in 1776 | 12.99% |
| Inflation in 1971 | 4.38% |
| $100 in 1776 | $465.52 in 1971 |