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# U.S. inflation rate in 1670: 0.00%

### Inflation in 1670 and Its Effect on Dollar Value

Purchasing power decreased by 0.00% in 1670 compared to 1669. On average, you would have to spend 0.00% more money in 1670 than in 1669 for the same item.

In other words, \$1 in 1669 is equivalent in purchasing power to about \$1 in 1670.

The 1669 inflation rate was -6.98%. The inflation rate in 1670 was 0.00%. The 1670 inflation rate is lower compared to the average inflation rate of 1.20% per year between 1670 and 2019.

Inflation rate is calculated by change in the consumer price index (CPI). The CPI in 1670 was 4.00. It was 4.00 in the previous year, 1669. The difference in CPI between the years is used by the Bureau of Labor Statistics to officially determine inflation.

 Average inflation rate 0.00% Converted amount (\$1 base) \$1 Price difference (\$1 base) \$0.00 CPI in 1669 4.000 CPI in 1670 4.000 Inflation in 1669 -6.98% Inflation in 1670 0.00%

### 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 1669 and 1670.

Compare these values to the overall average of 0.00% per year:

Category Avg Inflation (%) Total Inflation (%) \$1 in 1669 → 1670
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 1669. This table and visualization use the earliest available data for each category.

### How to Calculate Inflation Rate for \$1, 1669 to 1670

This inflation calculator uses the following inflation rate formula:

CPI in 1670CPI in 1669
×
1669 USD value
=
1670 USD value

Then plug in historical CPI values. The U.S. CPI was 4 in the year 1669 and 4 in 1670:

44
×
\$1
=
\$1

\$1 in 1669 has the same "purchasing power" or "buying power" as \$1 in 1670.

To get the total inflation rate for the 1 years between 1669 and 1670, we use the following formula:

CPI in 1670 - CPI in 1669CPI in 1669
×
100
=
Cumulative inflation rate (1 years)

Plugging in the values to this equation, we get:

4 - 44
×
100
=
0%

### 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 1670 | Inflation Calculator.” U.S. Official Inflation Data, Alioth Finance, 19 Sep. 2019, https://www.officialdata.org/inflation-rate-in-1670.