Consumer Price Index Chart
Current CPI: 251.59
CPI for May 2018 — reported Jun 12, 2018
Mean: 57.84
Median: 18.20
Min: 6.28 (Jun 1896)
Max: 259.55 (Mar 2018)

CPI for all Urban Consumers (CPI-U). Not seasonally adjusted.

Data courtesy US Bureau of Labor Statistics.

See US Inflation Rate for year over year change.