How Big Should Your Emergency Fund Be?
Three months or twelve? How to size an emergency fund for your situation, where to keep it, and how to build one on a tight budget.
An emergency fund turns a crisis into an inconvenience. A $1,200 car repair or a month without income is stressful with savings and potentially devastating without them, when the only option is high-interest credit. Here is how to decide how much you need.
Start with essential expenses
Base your target on what you must pay in a bad month, not on your normal spending. Include:
- Rent or mortgage, property tax and insurance
- Utilities, phone and internet
- Groceries (not restaurants)
- Transport to work
- Health, car and other insurance premiums
- Minimum debt payments
- Childcare and other unavoidable costs
Leave out subscriptions, travel, dining out and other spending you would cut immediately in an emergency.
Choose your number of months
- 3 months: two stable incomes, low fixed costs, good job market in your field.
- 6 months: the right default for most single-income or average households.
- 9–12 months: self-employed, freelance or commission income, a single earner with dependents, a specialized job that may take long to replace, or health conditions that make income less certain.
The typical US unemployment spell lasts several months, and in recessions many people take six months or longer to find work, which is why six months is the usual baseline.
Where to keep it
The emergency fund has one job: be there when needed. That means it should be safe and available within a day or two.
- High-yield savings account: the most common choice, insured up to $250,000.
- Money-market account or fund: similar yields, sometimes with check-writing.
- Short-term CDs or Treasury bills for a portion of a large fund, staggered so some cash is always available.
Avoid investing it in stocks. Markets often fall in the same recessions that cause layoffs.
Building it on a tight budget
- Set a first milestone of $1,000 or one month of expenses. It handles most small emergencies.
- Automate a transfer on payday, even if it is only $25 or $50.
- Send windfalls such as tax refunds, bonuses and gifts straight to the fund.
- Sell things you no longer use.
- Once the starter fund exists, attack high-interest debt, then finish the full fund.
When to use it
Use it for genuine emergencies: job loss, medical bills, urgent home or car repairs, emergency travel. Predictable costs such as annual insurance premiums, holidays or a planned car replacement deserve their own savings goals. After using the fund, make rebuilding it your top priority.
The emergency fund calculator shows your target, how far along you are and how long it will take to finish at your current saving rate.