2018 dollars in today's money
| In 2018 | In September 2026 |
|---|---|
| $1.00 | $1.34 |
| $5.00 | $6.71 |
| $10.00 | $13.42 |
| $20.00 | $26.84 |
| $50.00 | $67.09 |
| $100.00 | $134.18 |
| $1,000 | $1,342 |
| $10,000 | $13,418 |
Inflation in 2018
Prices rose 2.4% in 2018 compared with 2017. That is below the long-run average of 3.2% a year since 1913.
In the 2010s, the highest yearly rate was 3.2% in 2011 and the lowest was 0.1% in 2015.
The average Consumer Price Index in 2018 was 251.107 (1982–84 = 100). Today's index is 336.940, which is where the multiplier of 1.34× comes from.
Buying power: today's money in 2018
Going the other way, $100 today would have bought what $74.53 bought in 2018.
2018 compared with nearby years
| Year | $1 is worth today | Inflation that year |
|---|---|---|
| 2013 | $1.45 | 1.5% |
| 2014 | $1.42 | 1.6% |
| 2015 | $1.42 | 0.1% |
| 2016 | $1.40 | 1.3% |
| 2017 | $1.37 | 2.1% |
| 2019 | $1.32 | 1.8% |
| 2020 | $1.30 | 1.2% |
| 2021 | $1.24 | 4.7% |
| 2022 | $1.15 | 8.0% |
| 2023 | $1.11 | 4.1% |
How this is calculated
Value today = amount × (CPI in September 2026 ÷ average CPI in 2018). The data is the CPI-U, all items, not seasonally adjusted, published by the U.S. Bureau of Labor Statistics. Use the calculator above to convert between any two years.