Emergency Fund Calculator
Enter your essential monthly expenses and current savings rate — get your staged targets ($500 starter → 3 months → 6 months) and how long each takes.
Free, no signup, runs entirely in your browser — nothing you type is sent anywhere. Estimates for planning, not financial advice.
How this calculator works
The targets are based on essential expenses — what it costs to keep your life running for a month with all discretionary spending cut — not your full spending. That's why the first input excludes dining out, subscriptions, and fun money. Multiply by 3 and 6 for the standard fund tiers, and the timeline divides the gap by your monthly contribution.
The staged approach matters more than the final number. Per the Federal Reserve's 2023 SHED survey, 37% of U.S. adults can't cover a $400 surprise from cash — so the $1,000 starter fund is the highest-value milestone per dollar saved. It covers roughly 80% of common emergencies (car repair, urgent care, broken appliance) and stops the next surprise from landing on a credit card at 22% APR. Build it before paying extra on any debt; expand to 3 and then 6 months after high-interest debt is gone.
Where to keep it
A high-yield savings account at a separate bank from your checking — top rates run 4.0-4.5% APY at online banks versus ~0.40% at traditional branches (FDIC 2025). The 1-2 day transfer delay back to checking is a feature: it stops impulse drawdowns while staying accessible in a real emergency. Don't invest it — the point is liquidity exactly when markets and your income may both be down.
Common questions
Should I include discretionary spending in the expense number?
No — use essentials only. The fund's job is bridging a gap (job loss, medical event) during which you'd cut dining out, subscriptions, and travel anyway. Computing from full spending inflates the target by 25-40% and makes the goal demoralizing. List rent/mortgage, utilities, groceries, transport, insurance, and minimum debt payments; that monthly total is your real number.
3 months or 6 — which target is right for me?
Three months suits dual-income households, stable W-2 jobs, and strong job markets in your field. Six months (or more) suits single-income households, variable income (freelance, commission, gig), specialized roles with long job searches, or anyone supporting dependents. A practical middle path: get to 3 months, then split new savings 50/50 between the fund and other goals until you reach 6.
Should I pause investing to build the emergency fund?
Capture any employer 401(k) match first — that's an instant 50-100% return nothing else beats. Beyond the match, building the starter fund and then 1-3 months of essentials before heavier investing is the standard order, because selling investments during the same downturn that cost you your income locks in losses. Once the fund is at target, redirect the contribution to investing.
What actually counts as an emergency?
Job loss, urgent medical or dental work, essential car or home repair, emergency family travel. Not: holidays, annual insurance premiums, car registration, back-to-school, or anything predictable — those belong in sinking funds with their own monthly contributions. The fastest way to drain an emergency fund is using it for expenses you could have seen coming; if you do tap it, pause other goals and refill it first.
Put the number to work in Cash Compass
Track the plan this calculator gave you — voice entry, receipt scanning, iCloud sync, no bank logins. Free tier, no ads.
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