Inflation calculatorBy yearPricesThen vs. now

$100 in 2018 is worth $134.18 today

$134.18

Prices in Sep 2026 are 34.2% higher than the 2018 average, an average inflation rate of about 3.63% per year. The 2018 CPI-U annual average was 251.107; the Sep 2026 index is 336.94.

$0$34$67$101$13520182019202020212022202320242025

Common amounts

2018Sep 2026
$1$1.34
$5$6.71
$10$13.42
$20$26.84
$50$67.09
$100$134.18
$500$670.91
$1,000$1,341.82
$10,000$13,418.19

Year by year

Year$100 from 2018Inflation rate
2018$100.002.4%
2019$101.811.8%
2020$103.071.2%
2021$107.914.7%
2022$116.558.0%
2023$121.344.1%
2024$124.922.9%
2025$128.212.6%

Use the calculator for other amounts and years.

Source: U.S. Bureau of Labor Statistics, Consumer Price Index (series CUUR0000SA0), via the BLS Public Data API. Data retrieved 2026-10-21. BLS.gov cannot vouch for the data or analyses derived from these data after the data have been retrieved from BLS.gov.