Savings Duration Formula:
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The Savings Duration Calculator estimates how long your savings will last based on your current savings balance and monthly withdrawal rate. It helps with retirement planning and financial forecasting.
The calculator uses a simple formula:
Where:
Explanation: The calculation divides your total savings by your annual withdrawal rate (monthly withdrawal × 12) to determine how many years your savings will last.
Details: Understanding how long your savings will last is crucial for retirement planning, emergency fund management, and financial security. It helps prevent outliving your resources.
Tips: Enter your total savings amount and planned monthly withdrawal. For more accurate results, consider inflation and potential investment returns in your planning.
Q1: Does this account for interest or investment returns?
A: No, this is a simple calculation that doesn't account for investment growth or inflation. For more complex scenarios, consult a financial advisor.
Q2: What's a safe withdrawal rate?
A: Many financial planners suggest a 4% annual withdrawal rate (about 0.33% monthly) as a sustainable rate for retirement savings.
Q3: Should I include Social Security/pension in this calculation?
A: This calculator focuses only on your savings. For complete retirement planning, consider all income sources.
Q4: How accurate is this calculation?
A: It provides a basic estimate. Actual duration may vary due to changing expenses, unexpected costs, or investment performance.
Q5: What if my withdrawals vary?
A: This assumes constant withdrawals. For variable spending patterns, you may need more sophisticated planning tools.