Emergency Fund Calculator
Size your safety net by expenses and job stability.
You're covered for
Target: 6 months0.6 months
- Target amount
- $21,000
- Still to save
- $19,000
- Time to target
- 5.3 yrs
6 months of expenses
at $300/mo
$19,000 to go. At $300/mo, you'll hit your target in 5.3 years.
Try a what-if
Your numbers
$2,000
$3,500
$300
6 months
Quick targets
Next steps
The Emergency Fund Calculator sizes your safety net based on your actual essential expenses, job stability, and number of dependents — not a one-size rule. Then it tells you how many months until you hit the target at your current saving rate. The point isn't to scare you; it's to give you a concrete number to aim at and a date to hit it by.
How this calculator works
- Enter your essential monthly expenses (housing, food, utilities, insurance, minimum debt payments — NOT entertainment or eating out).
- Set how many months of expenses you want covered. 3 months is the conservative minimum; 6+ if you're a single earner, freelancer, or in a volatile industry.
- Enter what you've already saved and how much you're adding to it each month.
- Read the months-to-target number. If it's longer than you're comfortable with, the levers are: cut essential expenses (hard), increase contributions (medium), or accept a smaller target (fine — three months beats zero).
target = monthly_expenses × months_of_coverage | months_to_target = (target − current_savings) / monthly_contributionTwo simple ratios. The first sets your goal; the second projects when you'll hit it at your current saving pace. The whole point is to make the goal concrete and time-bound rather than abstract.
- monthly_expenses
- Essential outflows per month — housing, food, utilities, insurance, minimum debt
- months_of_coverage
- How long the fund should sustain you with zero income (3–12 typical)
- current_savings
- What you have today in your emergency fund (a HYSA, not invested)
- monthly_contribution
- What you add to the fund each month
Frequently asked questions
How many months of expenses should I save?
Three months is a reasonable minimum for a stable dual-income household. Six to twelve months is safer for single earners, freelancers, or anyone in a volatile industry.
Where should I keep my emergency fund?
A high-yield savings account or money market fund — somewhere safe, FDIC-insured if possible, and accessible within a few business days.
Should I invest my emergency fund in stocks?
No. The whole point is liquidity and stability. Investing it risks needing to sell at a loss exactly when you need the cash.
Sources used in this calculator
This calculator uses only the numbers you enter — no outside rates or tables. The formula it applies is shown above.
Reviewed by the Money Scale editorial team. How we source our data
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Professional calculator
Retirement Planner
Planning past the emergency fund? The Retirement Planner covers the long horizon.
Open the Retirement PlannerFree, no signup, runs in your browser. Educational modeling only — not financial advice.
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