Emergency Fund Calculator
How big should your safety net be? This sizes it to your actual risk, your job, your income stability, who depends on you, and maps the path to get there.
1Your situation
$
$
$
% / yr
2Risk assessment
Employment type
Job security
Income stability
3Your comfort level
What you would feel comfortable holding. We compare it to what your risk profile suggests.
Recommended emergency fundLow risk
$12,000
3 months of your $4,000 essential expenses, sized to your risk score of 0.
Insured -1
You chose 6 months ($24,000), but your profile points to 3 months. Your situation suggests a deeper buffer than you picked.
Current coverage
0.5 mo
Remaining
$10,000
Time to goal
1 yr, 8 mos
Risk level
Low risk
Reach your target faster
In 12 months
$833/mo
In 6 months
$1,667/mo
Path to your targetBalance projection over time
26k
19k
13k
6.5k
0
RecommendedYour choice
Now4mo8mo12mo16mo20mo24mo26mo
Milestones to your target
Results are illustrative and based on fixed interest rates with no new contributions or withdrawals beyond what you entered. Your real emergency fund should be reviewed as your circumstances change.
How to use
How to use this calculator
1
Set your baseline
Enter your essential monthly expenses, what you have saved for emergencies already, and how much you add each month.
2
Assess your risk
A few quick questions about your work and circumstances. The less predictable your income and the more people depend on you, the larger the buffer we recommend.
3
See the recommendation
We translate your risk score into a recommended number of months of expenses, and compare it to the comfort level you picked.
4
Plan the milestones
Follow the timeline to 25, 50, 75 and 100% of your target, with the date you reach each, and see what it takes to get there faster.
Foundations
Key concepts
Emergency fund
Cash set aside for genuine emergencies: a job loss, a medical bill, an urgent repair. Held somewhere safe and instantly accessible, it keeps a shock from becoming debt.
Months of expenses
Emergency funds are measured in months of essential spending, not a flat dollar amount, because the right size scales with your cost of living.
Risk-based sizing
A freelancer with dependents needs a deeper buffer than a tenured employee. Sizing the fund to your actual situation beats a one-size-fits-all rule.
Keep it accessible
An emergency fund should be liquid and safe: a high-yield savings or money-market account, not invested in stocks. The priority is that the money is there the day you need it.
Opportunity cost
Cash earns less than long-term investments, so an over-large emergency fund has a cost. The aim is enough to cover real risk and no more.
Replenish after use
An emergency fund is meant to be spent when an emergency hits. The discipline is rebuilding it afterwards, treating the top-up as a priority until you are back to your target.
3 or 6 months: how to decide
Three months suits a household with two stable salaries, good insurance and no dependents, because the odds of all income stopping at once are low. Six or more months fits a single income, dependents, variable earnings or a specialized job with a long rehire time. This calculator turns those factors into a score: each risk adds points, and the score maps to a 3, 6, 9 or 12-month recommendation. The honest answer is a range, sized to how bad and how long a realistic worst month could be.
Sinking funds vs the emergency fund
Car servicing, insurance premiums, holidays and annual bills are not emergencies, they are irregular but predictable costs. A sinking fund saves for those in advance, for example setting aside a fixed amount each month toward next year's car costs. Keeping them separate protects the emergency fund for true shocks like job loss, and stops the slow leak where every 'surprise' expense drains the buffer that is meant for real trouble.
Tips
Tips to build it faster
Automate the top-up
A standing transfer on payday builds the fund without willpower. Even a small amount compounds into real security over a year.
Keep it separate and liquid
Hold it in a dedicated high-yield savings account, away from spending money but reachable same-day.
Size it to your real risk
If your income is variable or people depend on you, lean toward the larger recommendation rather than the minimum.
Start with one month
A full fund can feel distant. A single month of expenses already absorbs most common shocks, so aim there first, then build.
Stop at enough
Once you hit your target, redirect the monthly contribution toward debt or investing. Beyond a sensible buffer, extra cash is working too hard at too low a return.
Fast-track with windfalls
Tax refunds, bonuses and cash gifts move the goal months closer in one step. Sending a windfall straight to the fund hurts less than raising the monthly amount, and passing the first milestone early keeps motivation high.
FAQ
How big should my emergency fund be?+
The usual guideline is three to six months of essential expenses, but the right number depends on your situation. This calculator scores your job type, income stability and obligations to recommend a specific number of months.
Why might the recommendation differ from what I chose?+
The comfort level you pick reflects how much buffer you want; the recommendation reflects how much your circumstances suggest you need. Seeing the gap helps you make a deliberate choice.
What counts as essential monthly expenses?+
The spending you could not avoid if your income stopped: housing, utilities, food, insurance, minimum debt payments and transport. Leave out discretionary spending like dining out and subscriptions.
Where should I keep the money?+
Somewhere safe and instantly accessible, typically a high-yield savings or money-market account. Avoid investing your emergency fund in stocks.
Should I build the fund before paying off debt?+
A common approach is to build a small starter fund first, then attack high-interest debt, then finish the full fund. A starter buffer stops a surprise expense from sending you back into debt.
What if I cannot reach the recommended amount?+
Any buffer is far better than none. Aim for the first milestone, automate a small monthly transfer, and let it build.
Does the interest rate on the fund matter?+
Less than people think. A $24,000 fund earns about $600 a year at 2.5% and about $960 at 4%, a real but modest difference. Yield trims a month or two off the saving timeline; it will not build the fund for you. So take the best rate you can get from an account with same-day access, but never trade liquidity or safety for an extra percent.
Do two incomes mean we can save less?+
Often yes. If either salary alone can cover the essentials, the chance of losing all household income at once is much lower, which is why dual-income couples with stable jobs often sit at the three-month end of the range. Size the fund against the gap: essential expenses minus the smaller income, plus a margin. If both jobs are in the same company or industry, treat the incomes as one risk, not two.
How many months if I am self-employed?+
Usually 9 to 12 months of essential expenses. Variable income cuts both ways: dry spells are more likely, and rebuilding the fund afterwards is slower because you cannot count on a fixed surplus every month. The calculator reflects this by scoring freelance work and variable income as higher risk. A deeper buffer also buys negotiating power, since you are never forced to accept bad work just to pay this month's rent.
How long does building the fund take?+
Divide the remaining gap by your monthly saving for a first estimate, then let interest shave a little off. With the calculator's defaults, a $24,000 target, $2,000 saved and $500 a month at 2.5%, it takes about 42 months, roughly two months faster than the no-interest estimate of 44. Most full funds take two to four years to build, which is why the 25% and 50% milestones matter more than the finish line.
The recommended fund is a number of months of essential expenses, set by a risk score from your employment type, job security, income stability and personal factors. Growth assumes a constant savings rate on the balance. This is a guideline, not personalised advice.
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