Emergency Fund & Runway Planner
Calculate your exact 3 to 12-month essential safety reserve, analyze your liquid cash runway under survival budgets, and model HYSA compound growth.
Monthly Essential Expenses
Non-negotiable monthly baseline to survive a complete income loss
Month-by-Month Savings Growth Schedule
| Milestone | Starting Balance | Monthly Deposit | HYSA Interest | Ending Balance | Target Progress |
|---|
Cash & Burn Rate Inputs
Assess how long your liquid reserves will last if your income stops today
Activating a survival budget slashes discretionary eating out, entertainment, and streaming services to preserve vital liquidity.
Frequently Asked Questions
Clear explanations of runway sizing, survival budgeting, and high-yield liquidity.
How many months of living expenses should be in an emergency fund?
The ideal emergency fund target depends on your household income stability, job predictability, and family dependencies:
- 3 Months: Suitable for dual-income couples with highly stable, in-demand corporate or government jobs and no dependents.
- 6 Months (Recommended Standard): The gold standard for typical households, homeowners, and single-earner professionals with steady employment.
- 9 to 12 Months: Essential for freelancers, entrepreneurs, commission-based sales roles, independent contractors, or anyone working in volatile industries with longer re-employment hiring cycles.
What is the difference between a bare-bones survival budget and a comfortable living budget?
A comfortable living budget reflects your normal day-to-day spending—including non-essentials like restaurant dining, gym memberships, subscription services, entertainment, and vacations.
A bare-bones survival budget strips out all non-essential discretionary expenses, focusing strictly on foundational survival obligations: housing (mortgage/rent), core nutritional groceries, essential utilities (electricity, water, heat, baseline internet), minimum debt payments, and basic healthcare.
When facing sudden job disruption, immediately switching to a bare-bones budget cuts monthly burn rate by 15% to 35%, instantly extending your cash runway by multiple crucial months without taking on high-interest debt.
Where should you keep your emergency fund?
Your emergency fund must balance two paramount criteria: capital preservation (zero risk) and immediate liquidity (instant access).
- Best Choice: High-Yield Savings Accounts (HYSA): Online banks and credit unions provide FDIC/NCUA insurance up to $250,000, zero volatility, penalty-free same-day transfers, and earn competitive interest (often 4% to 5% APY).
- Secondary Option: Short-Term Treasury Bills (T-Bills): Backed by the full faith and credit of the US government, offering state and local tax exemption, with 4-week to 13-week rolling maturities.
- Avoid: Traditional Checking Accounts: Average checking accounts pay near-zero APY (0.01%), eroding your savings value against inflation.
- Avoid: Stock Market & Crypto: Volatile equities can crash 30% right when an economic downturn or layoff strikes, forcing you to sell at a catastrophic loss.