Loading calculator…

Retirement Planner - Retirement Fund Planning

Calculate retirement savings needed, monthly contributions, projected income, and withdrawal rate. Finance calculator for retirement planning, FIRE movement, pension planning, and Social Security optimization. Supports inflation-adjusted projections.

Retirement Fund Target

Target = (Annual Expenses × Years) / Withdrawal Rate

Variables:

  • TargetRetirement fund target ($)
    Retirement fund target ($)
  • Annual ExpensesAnnual expenses during retirement
    Annual expenses during retirement
  • YearsLength of retirement (years)
    Length of retirement (years)
  • WRWithdrawal Rate (4% common)
    Withdrawal Rate (4% common)

How to Use the KalkuLab Retirement Planner

  1. 1

    Enter Annual Expenses

    Enter your expected annual retirement spending.

  2. 2

    Set Withdrawal Rate

    Enter the safe withdrawal rate (commonly 4%).

  3. 3

    Set Retirement Duration

    Enter how many years you expect to draw from the portfolio.

  4. 4

    View Target

    See the portfolio size needed to fund retirement.

Examples

Retirement at Age 60

Problem:

Expenses = $120,000/year, WR = 4%, 20-year retirement. What is the target?

Solution:
  1. 1.Target = (120,000 × 20) / 0.04
  2. 2.Target = $60,000,000
Result:Target = $60,000,000

$60 million is needed for a 20-year retirement at a 4% withdrawal rate.

Frequently Asked Questions

What is the 4% rule?
The 4% rule suggests withdrawing 4% of your portfolio annually, which historically allows funds to last 30+ years.
When should I start saving for retirement?
The earlier the better. Ideally start in your 20s or 30s to benefit from compound growth.

Related Calculators

References