This is a general guideline, not financial advice. The right size depends on your job, health, family and other resources such as a partner's income or unemployment benefits.
How the calculator works
An emergency fund pays the bills you can't stop if your income stops or a big expense hits: a job loss, a medical bill, a car repair. The calculator adds up your essential monthly costs, multiplies by the months of cover you choose, and compares that to what you already have.
target = monthly essentials × months of coverage
gap = target − current savings
months to goal = gap ÷ monthly savings, rounded up
progress = current savings ÷ target
How many months should you cover?
3 months
Two steady incomes, secure jobs, no dependents and good insurance. If one earner loses a job, the other still covers part of the bills.
6 months
The standard target for most households. It covers a typical job search with room for a surprise expense along the way.
9 months
Single-income households, anyone supporting children or relatives, homeowners with older houses, or people in specialized fields where jobs take longer to find.
12 months
Self-employed people, freelancers and gig workers with irregular income, commission-heavy jobs, or anyone with a health condition that could affect work.
Example: $3,250 a month of essentials
| Item | Amount |
|---|---|
| Rent $1,500 + utilities $250 + groceries $500 | $2,250.00 |
| Transport $350 + insurance $300 + debt $200 + other $150 | $1,000.00 |
| Essential expenses per month | $3,250.00 |
| Target (6 months) | $19,500.00 |
| Current savings | $5,000.00 |
| Still to save | $14,500.00 |
| Months to goal at $500 a month | 29 months |
| Progress / months covered today | 25.6% / 1.5 |
Almost two and a half years sounds long, but the fund starts protecting you from the first dollar. Keeping it in a high-yield account paying around 4% would shave a month or two off the timeline.
Tips for building it faster
- Use essentials only. Leave out dining out, streaming and retirement contributions you'd pause in a crisis. A smaller, honest target is easier to reach.
- Automate a transfer on payday into a separate high-yield savings account, so the money is out of sight but still reachable in a day or two.
- Send windfalls straight in. Tax refunds, bonuses and side income can close months of the gap at once.
- Set milestones. One month of expenses, then three, then your full target. Each one makes a surprise bill less likely to end up on a credit card.
- Refill after you use it. Spending the fund on a real emergency is what it's for. Restart the automatic transfers right away.
Frequently asked questions
How much should I have in an emergency fund?
The usual guideline is three to six months of essential expenses. Aim for the higher end, or more, if you're the only earner, have dependents, work in an unstable industry, or are self-employed with irregular income. Two-income households with secure jobs can often manage with three months.
Should I base it on my income or my expenses?
Expenses, and only essential ones: housing, utilities, groceries, transportation, insurance and minimum debt payments. In a real emergency you'd cut restaurants, subscriptions and extra savings, so your fund can be smaller than months of full take-home pay.
Where should I keep my emergency fund?
In an FDIC or NCUA insured high-yield savings account or money market account that you can reach within a day or two. It should be separate from checking so you don't spend it by accident, and not in stocks, which can drop right when you need the money.
Should I pay off debt or build an emergency fund first?
Many planners suggest a small starter fund first, often $1,000 or one month of expenses, then aggressively paying down high-interest credit cards, then finishing the full fund. Without any cushion, the next surprise bill tends to go right back on a card.
Do self-employed people need a bigger emergency fund?
Usually yes. Irregular income, no unemployment insurance in most cases, and quarterly tax bills make six to twelve months a common target for freelancers and gig workers. Keep money set aside for taxes separate from the emergency fund.
Rates and figures last checked September 2026.
This calculator gives estimates for planning. Check current rates and product labels before you buy, list or file.