# \$1 in 1910 → \$0.96 in 1909

## Inflation Calculator

\$

### U.S. Inflation Rate, \$1 from 1910 to 1909

According to the Bureau of Labor Statistics consumer price index, prices in 1909 are 4.21% lower than average prices since 1910. The U.S. dollar experienced an average inflation rate of 4.40% per year during this period, meaning the real value of a dollar decreased.

In other words, \$1 in 1910 is equivalent in purchasing power to about \$0.96 in 1909.

The 1909 inflation rate was -1.09%. The inflation rate in 1910 was 4.40%. The 1910 inflation rate is higher compared to the average inflation rate of 3.05% per year between 1910 and 2020.

 Average inflation rate 4.40% Converted amount (\$1 base) \$0.96 Price difference (\$1 base) \$-0.04 CPI in 1910 9.500 CPI in 1909 9.100 Inflation in 1909 -1.09% Inflation in 1910 4.40%

USD Inflation since 1635
Annual Rate, the Bureau of Labor Statistics CPI

### Inflation by Country

Inflation can also vary widely by country. For comparison, in the UK £1.00 in 1910 would be equivalent to £0.99 in 1909, an absolute change of £-0.01 and a cumulative change of -1.04%.

Compare these numbers to the US's overall absolute change of \$-0.04 and total percent change of -4.21%.

### 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 1910 and 1909.

Compare these values to the overall average of 4.40% per year:

Category Avg Inflation (%) Total Inflation (%) \$1 in 1909 → 1910
Food and beverages 0.00 0.00 1.00
Housing 0.00 0.00 1.00
Apparel 0.00 0.00 1.00
Transportation 0.00 0.00 1.00
Medical care 0.00 0.00 1.00
Recreation 0.00 0.00 1.00
Education and communication 0.00 0.00 1.00
Other goods and services 0.00 0.00 1.00

For all these visualizations, it's important to note that not all categories may have been tracked since 1910. This table and charts use the earliest available data for each category.

### How to Calculate Inflation Rate for \$1, 1909 to 1910

This inflation calculator uses the following inflation rate formula:

CPI in 1909CPI in 1910
×
1910 USD value
=
1909 USD value

Then plug in historical CPI values. The U.S. CPI was 9.5 in the year 1910 and 9.1 in 1909:

9.19.5
×
\$1
=
\$0.96

\$1 in 1910 has the same "purchasing power" or "buying power" as \$0.96 in 1909.

To get the total inflation rate for the 1 years between 1909 and 1910, we use the following formula:

CPI in 1909 - CPI in 1910CPI in 1910
×
100
=
Cumulative inflation rate (1 years)

Plugging in the values to this equation, we get:

9.1 - 9.59.5
×
100
=
-4%

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

• Alice Stebbins Wells becomes the first female police officer in the U.S.
• Englishman Claude Grahame-White becomes the first person to attempt powered flight at night.
• Union of South Africa declares independence.
• The Buffalo Bill Dam in Wyoming is completed.

### 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: “\$1 in 1910 → 1909 | Inflation Calculator.” Official Inflation Data, Alioth Finance, 21 Feb. 2020, https://www.officialdata.org/1910-dollars-in-1909?amount=1.