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UK Inflation Calculator: What Is Money Worth by Year?
Compare the value of any UK amount or annual salary between years using official ONS CPI data.
Loading latest CPI data from ONS...
Payroll control
Pay changes are easier when payroll data is clean.
If salary reviews, hourly rates, or overtime changes feed your payroll, a mobile-first payroll workflow can help you review the pay run before it reaches HMRC.
Based on ONS CPI (2015 = 100), series 130925
UK Inflation Calculator — FAQ
Answers to common questions about our methodology, data sources and assumptions.
We use the ONS CPI Annual Rate time series (D7G7/MM23, base 2015 = 100), fetched directly from the ONS public API.
We compute: Adjusted amount = Original × (Index(target) ÷ Index(start)).
Data is fetched live from the ONS API and cached for one week. New CPI releases are typically published monthly by the ONS.
No. This calculator is for guidance and educational purposes only.
