Coast FIRE at 30: How Much Do You Need Saved?
Enter your current investments and expected retirement spending to calculate your Coast FIRE number at age 30, see whether you’ve reached the modeled target, and test what another five years could change.
Your Coast FIRE Inputs
Adjust the numbers below to model your Coast FIRE path.
Long-term investments intended to grow toward retirement.
Expected annual spending supported by your retirement portfolio, in today's dollars.
Optional. Add ongoing retirement contributions to compare against the no-new-contributions Coast path.
Add a second person's age, investments and retirement assumptions.
Your Coast FIRE Number at Age 30
Coast FIRE Target Today
Below Modeled Coast FIRE Target
Your current invested assets are $222,322 below the modeled Coast FIRE target under the selected assumptions. The tools below show whether additional time, smaller continued contributions or a different retirement date change that result.
Coast FIRE Path to Retirement
Modeled portfolio growth trajectory from Age 30 to Age 65
What Should You Count Toward Coast FIRE?
Generally Part of a Long-Term Investment Portfolio
- ✓ 401(k)
- ✓ 403(b)
- ✓ Traditional IRA
- ✓ Roth IRA
- ✓ Invested HSA assets
- ✓ Taxable brokerage intended for retirement
Keep Separate Unless Intentionally Modeled
- ✕ Emergency fund
- ✕ House down-payment cash
- ✕ 529 / education savings
- ✕ Primary home equity
- ✕ Cars
- ✕ Short-term savings goals
What If You Buy a House or Have Kids After 30?
Large expenses after age 30 can affect Coast FIRE in two different ways. First, they may reduce how much you can contribute before reaching the target. Second, they may change the retirement-spending amount if you expect those costs to continue into retirement. Do not automatically add temporary expenses such as daycare to retirement spending if you expect them to end decades earlier.
Age-30 Coast FIRE Considerations
Is $100K, $200K or $300K Enough to Coast FIRE at 30?
There is no single Coast FIRE balance that applies to everyone at age 30. The same $200,000 portfolio can be above the modeled Coast FIRE target for one retirement plan and below it for another. Retirement spending, retirement age, withdrawal rate and investment assumptions all affect the number. With retirement at 65, age 30 leaves 35 modeled years for investment growth. That long horizon gives the current portfolio time to compound, but it does not make future spending irrelevant. Enter $100,000, $200,000, $300,000 or your actual invested assets above. The useful result is the gap or surplus relative to your own target.
Does Coast FIRE at 30 Mean You Can Stop Saving?
Not automatically. The calculation can show whether the existing portfolio is modeled to grow toward the selected future retirement target without additional retirement contributions. It does not determine whether stopping contributions is the best choice for your household. Spending can change, returns can differ from the assumption, retirement plans can move, and other financial goals may compete for cash flow. Use the zero-contribution tool above to see the modeled path rather than treating Coast FIRE as a permanent pass/fail status.
Can Coast FIRE at 30 Make Part-Time or Lower-Paid Work Possible?
Potentially, but Coast FIRE does not eliminate current living expenses. A lower-paying or part-time job would still need to cover whatever portion of current spending is not funded elsewhere. The Coast FIRE calculation only addresses the retirement portfolio’s future growth. If the real question is how reduced work income affects spending, contributions and the Coast FIRE timeline, use our dedicated Part-Time Work Calculator.
Questions About Coast FIRE at Age 30
Calculation-driven answers to recurring questions about Coast FIRE at age 30.
How much should I have invested to Coast FIRE at 30?
There is no universal age-30 target. Your Coast FIRE target depends on the annual retirement spending you expect your portfolio to support, your target retirement age, withdrawal rate, and investment return assumptions. Enter your personal spending and retirement age above to calculate your exact modeled target.
Can $100,000 be enough to Coast FIRE at age 30?
It can be under some assumptions and not others. If your expected retirement spending is $40,000 per year at age 65, $100,000 covers roughly 60% of the required Coast FIRE target. Enter $100,000 into the calculator above to check your specific spending and horizon.
Is $200,000 enough to Coast FIRE at 30?
For a $40,000 annual retirement spending goal at age 65, $200,000 at age 30 meets or exceeds the modeled Coast FIRE requirement under standard real-return assumptions. For higher spending goals like $70,000/yr, a gap remains.
Can I stop contributing to retirement after reaching Coast FIRE at 30?
Reaching Coast FIRE means existing assets are modeled to grow to your retirement target without extra deposits. However, this is a mathematical model based on return assumptions, not a guarantee. You may choose to keep contributing for margin or earlier retirement.
How much do I need to save each month to Coast FIRE by 35?
The required monthly contribution depends on your current invested balance and target spending. Use the built-in "How Much Would It Take to Coast FIRE by 35?" contribution solver above to calculate your exact modeled monthly contribution.
Does my salary affect my Coast FIRE number?
Salary influences how quickly you can save and contribute toward your target, but it does not directly change the Coast FIRE target number itself. The target is driven by future retirement spending, current age, retirement age, and market return assumptions.
Should home equity count in an age-30 Coast FIRE calculation?
Do not automatically include primary home equity in your Coast FIRE assets. Unless your retirement plan specifically involves selling, downsizing, or reverse-mortgaging your home to fund retirement spending, keep home equity separate from your invested investment portfolio.
How do buying a house or having children affect Coast FIRE at 30?
A house down payment or childcare costs affect today’s cash flow and your capacity to invest before reaching Coast FIRE. They should only change your retirement spending input if you expect those expenses to continue during retirement.
Why can an age-30 Coast FIRE result differ between calculators?
Calculators vary in how they treat nominal returns, inflation rates, investment fees, and safe withdrawal rates. Small variations compound over a 35-year growth window between age 30 and 65. Use our assumption check tool above to compare scenarios.
What happens if I reach Coast FIRE at 30 and keep investing?
Continuing to invest after reaching Coast FIRE increases your projected retirement wealth, creates a larger safety margin against market downturns, or allows you to move your planned retirement age significantly earlier than 65.
What Should You Check Next?
Coast FIRE Date Calculator
See when your current plan reaches the Coast FIRE target.
Coast FIRE Gap Calculator
Measure the difference between your investments and your Coast FIRE number.
Part-Time Work Coast FIRE Calculator
Model lower-paid or part-time work after reaching Coast FIRE.
Coast FIRE Assumption Lab
Test how returns, inflation, fees and withdrawal rate change the target.
Want to Start Without an Age Preset?
Use the main Coast FIRE Calculator to enter your own current age and planning assumptions from scratch.
Verified Sources & Methodology
IRC Sec. 72(t)(2)(A)(v) Early Distribution Exception
2026 Federal Brackets & Standard Deductions
Summary Plan Description (SPD) Distribution Rules
Retirement Claiming Ages (62–70)