U.S. inflation rate in 1691: 5.41%

Inflation Calculator

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Inflation in 1691 and Its Effect on Dollar Value

Purchasing power decreased by 5.41% in 1691 compared to the previous year, 1690. On average, you would have to spend 5.41% more money in 1691 than in 1690 for the same item.

In other words, $1 in 1690 is equivalent in purchasing power to $1.05 in 1691.

The 1690 inflation rate was 2.78%. The inflation rate in 1691 was 5.41%. The 1691 inflation rate is higher compared to the average inflation rate of 1.28% per year between 1691 and 2018.

Inflation rate is calculated by change in the consumer price index (CPI). The CPI in 1691 was 3.9. It was 3.7 in the previous year, 1690. The difference in CPI between the years is used by the Bureau of Labor Statistics to officially determine inflation.


Inflation from 1690 to 1691
Average inflation rate 5.41%
Converted amount ($1 base) $1.05
Price difference ($1 base) $0.05
CPI in 1690 3.700
CPI in 1691 3.900
Inflation in 1690 2.78%
Inflation in 1691 5.41%


U.S. inflation chart since 1665


Inflation by Spending Category

CPI is the weighted combination of many categories of spending that are tracked by the government. This chart shows the average rate of inflation for select CPI categories between 1690 and 1691.

Compare these values to the overall average of 5.41% per year:

Category Avg Inflation (%) Total Inflation (%) $1 in 1690 → 1691
Food 0.00 0.00 1.00
Shelter 0.00 0.00 1.00
Energy 0.00 0.00 1.00
Apparel 0.00 0.00 1.00
New vehicles 0.00 0.00 1.00
Used cars and trucks 0.00 0.00 1.00
Transportation services 0.00 0.00 1.00
Medical care services 0.00 0.00 1.00
Medical care commodities 0.00 0.00 1.00

It's important to note that not all categories may be tracked since 1690. This table and visualization use the earliest available data for each category.



How to Calculate Inflation Rate for $1, 1690 to 1691

This inflation calculator uses the following inflation rate formula:

CPI in 1691CPI in 1690
×
1690 USD value
=
1691 USD value

Then plug in historical CPI values. The U.S. CPI was 3.7 in the year 1690 and 3.9 in 1691:

3.93.7
×
$1
=
$1.05

$1 in 1690 has the same "purchasing power" or "buying power" as $1.05 in 1691.

To get the total inflation rate for the 1 years between 1690 and 1691, we use the following formula:

CPI in 1691 - CPI in 1690CPI in 1690
×
100
=
Cumulative inflation rate (1 years)

Plugging in the values to this equation, we get:

3.9 - 3.73.7
×
100
=
5%

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: “Inflation Rate in 1691 | Inflation Calculator.” U.S. Official Inflation Data, Alioth Finance, 17 Dec. 2018, https://www.officialdata.org/inflation-rate-in-1691.

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


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