At a glance
25× expenses is a starting sketch. Sequence risk and healthcare can break the sketch.
This guide is written for readers in United States using USD. Pair it with the calculators below so numbers and narrative stay consistent.
## Build the number from spending, not from envy
Annual must-spend × multiplier (often 25 under a 4% sketch) via FIRE number and 4% rule nest egg. If you plan early retirement, stress Safe withdrawal at 3–3.5% too. Healthcare bridge matters in some countries — do not ignore it.
## Location is a lever
Geo-arbitrage retirement cost of living changes the corpus more than another 0.2% portfolio tweak. Years to goal should use a spending number you would actually live on in that place — in USD.
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Note: Educational content from Calcly United States. Official sources (IRS / SSA — educational federal model; state tax not fully modeled.) and licensed professionals take priority in United States.
Key takeaways
- • Treat every number as an estimate until it matches your payslip, bank quote, or official form.
- • Change one input at a time so you know which lever moves the result.
- • Use related calculators to complete the decision chain (income → tax → housing/credit → savings).
- • For United States, prefer local defaults and USD amounts over foreign templates.