Inflation Calculator

Most financial planners recommend using 3% as a baseline for long-term retirement projections. This reflects the historical US average. If significant healthcare costs are expected, use 3.5–4% since medical inflation historically outpaces overall CPI. The Social Security COLA adjustments are based on CPI-W and provide another reference point.

The Federal Open Market Committee (FOMC) primarily raises the federal funds rate to combat inflation. Higher interest rates make borrowing more expensive, which reduces consumer spending and business investment, cooling demand-driven inflation. The Fed's target is 2% PCE inflation over the long run.

Divide 72 by the annual inflation rate to estimate how many years it takes for prices to double. At 3% inflation: 72 ÷ 3 = 24 years. At 6%: 72 ÷ 6 = 12 years. At 2%: 72 ÷ 2 = 36 years. This mental shortcut works surprisingly well for long-range planning.

CPI peaked at approximately 9.1% in June 2022 and has since declined, returning to around 3% by 2024. However, prices did not revert to pre-2020 levels — they simply stopped rising as fast. The cumulative price increase from 2020 to 2024 was roughly 20%, and that purchasing power loss is permanent unless deflation occurs (historically rare).

Common inflation hedges include: I Bonds (US Treasury bonds pegged to CPI — limited to $10,000/year), TIPS (Treasury Inflation-Protected Securities), real estate, broad stock index funds (equities historically outpace inflation over long periods), and commodities. High-yield savings accounts and CDs can also preserve value if their rate exceeds current inflation.

CPI (Consumer Price Index) measures what urban consumers directly pay and uses a fixed market basket. PCE (Personal Consumption Expenditures) is broader — it includes rural consumers, accounts for substitution behavior, and reflects actual spending patterns. The Fed targets PCE because it provides a more comprehensive picture. PCE typically reads 0.25–0.5% lower than CPI.

Using CPI data, $1,000 in January 2000 has the equivalent purchasing power of approximately $1,750–$1,800 in 2024. That means you need about 75–80% more dollars to buy the same bundle of goods. Use our calculator above with your specific year range for a precise figure.

No. Lower-income households spend a higher share of income on necessities like food and energy, which tend to inflate faster. Renters are directly exposed to housing inflation; homeowners with fixed-rate mortgages benefit as their real debt burden decreases. Debtors generally benefit from inflation; savers and creditors are harmed by it.

Deflation is a sustained fall in the general price level (negative inflation). While lower prices sound appealing, deflation is economically dangerous: consumers delay purchases expecting lower prices tomorrow, business revenues fall, layoffs increase, loans become harder to repay (real debt grows), and the economy can enter a debt-deflation spiral. Japan's "Lost Decade" in the 1990s is a key historical example.

A raise equal to inflation keeps your standard of living flat — it is not a real raise. To negotiate effectively: check current CPI, calculate how much your real wage has declined since your last raise, and ask for inflation-adjusted compensation plus any performance premium. Use our calculator to show your employer the inflation-adjusted value of your original salary offer.

Short-term inflation forecasts (1–2 years) from the Federal Reserve and major banks have a reasonable track record. Long-term predictions (10+ years) are far less reliable due to unpredictable variables: geopolitical shocks, technology disruptions, pandemic effects, and policy changes. Use historical averages rather than relying on specific multi-decade forecasts.

Headline inflation includes all items in the CPI basket, including volatile food and energy prices. Core inflation strips out food and energy to reveal underlying price trends. Policymakers focus on core inflation because energy and food prices fluctuate due to temporary supply shocks. In 2024, core CPI (~3.9%) ran higher than headline CPI (~3.2%) partly due to sticky housing and services costs.