● Your financial safety net

Emergency Fund Calculator

Find your ideal emergency fund size and see exactly how long it will take to build it at your current savings rate.

An emergency fund is 3–12 months of essential living expenses kept in a liquid, safe account. Employees typically need 3–6 months; freelancers and self-employed people should target 6–12 months. This calculator shows your target, progress, and time to completion.

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Monthly essentials · Coverage months · Current savings · Monthly contribution

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Your situation

Monthly essential expenses rent, food, utilities, min. debt payments

Months of coverage to target

Already saved

Monthly contribution to emergency fund

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Results

Target emergency fund

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Already saved

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Still needed

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Progress

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Months to completion

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How it's calculated

Emergency fund sizing: essentials × coverage months

The formula is straightforward — but the choices around which expenses to count and how many months to target matter a lot.

Target = Monthly essential expenses × Months of coverage Gap = Target − Already saved Months to complete = Gap ÷ Monthly contribution

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Calculate target
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Calculate gap
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Time to completion
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Essential expenses: The minimum monthly cost to keep your household running: housing, food, utilities, transport to work, minimum debt payments. Exclude subscriptions, dining out, entertainment.
High-yield savings account: A savings account offering significantly higher interest than traditional banks — typically online banks. Ideal for emergency funds: liquid, FDIC insured (US), safe.
Money market account: Similar to a savings account but may offer slightly higher rates and limited check-writing. Also FDIC insured in the US.

🔢 Worked example

Someone spending $3,000/month who wants 6 months of coverage needs $18,000. With $6,000 already saved, the $12,000 gap takes 20 months at $600/month.

Disclaimer: this is a planning tool. Your ideal coverage months depend on your specific job stability, dependents, and income type. Always confirm with an official source before deciding.

Frequently asked questions

How many months should my emergency fund cover?

Salaried employees in stable roles: 3–6 months. Freelancers, self-employed, or variable income earners: 6–12 months. Single-income households: lean toward 9–12 months. Two income earners with stable jobs: 3 months may suffice.

Where should I keep my emergency fund?

In a liquid, capital-safe account: high-yield savings (online banks often pay 4–5% in 2026), money market accounts, or short-term Treasury bills. Never in stocks, real estate, or crypto — you may need it when markets are down.

Should I build the emergency fund before investing?

Yes, as a general rule. A minimum of 1–3 months buffer first, then invest alongside building the rest. Without a safety net, any financial shock forces you to sell investments or take on expensive debt at the worst possible moment.

What counts as an essential expense?

Rent or mortgage, groceries, essential utilities (electricity, water, internet), transportation to work, minimum debt payments, and health insurance premiums. Exclude dining out, streaming services, gym memberships, and other discretionary spending.

Should I invest before building my emergency fund?

Generally no — build at least 3 months of expenses first. Without a buffer, any emergency forces you to sell investments at the wrong time or take on expensive debt.

Should I use total expenses or only essential expenses?

Essential expenses only — rent/mortgage, utilities, groceries, minimum debt payments. In a real emergency you'd cut discretionary spending. Sizing by essentials gives a realistic, achievable target.

Are my results saved? Do I need an account?

No account or sign-up needed. Every calculation is saved automatically in your own browser, and you can also pin a result with the save button. Nothing is sent to any server: the data stays on your device and can be erased at any time with the clear button.

How do I track my progress over time?

From the fourth entry onward a “View comparison chart” button appears, opening a line chart with every entry in time order plus an indicator panel: total change, average per entry, lowest and highest value and the period covered. You can also export the history as CSV.

About this calculator

The emergency fund calculator works out your ideal safety cushion (monthly expenses × months of coverage), shows your current progress and estimates how many months it will take to finish building it. It turns a vague goal into a concrete target and timeline.

An emergency fund should be kept in liquid, low-risk places you can access at short notice. Self-employed workers and freelancers, whose income is less predictable, should generally aim for a larger cushion of several months of expenses to stay protected from the unexpected.

By Vinicius Fonseca · Reviewed against official sources · Updated Jul 2026 · How we calculate →