# What is the 4% rule for retirement?

> Take 4% of savings in year one, then raise that dollar amount for inflation. Your target is 25 times your gap.

Source: https://www.walletprep.com/learn/the-4-percent-rule/ · Updated 2026-10-04 · Investing

The 4% rule says you can withdraw 4% of your savings in your first year of retirement, then raise that amount each year for inflation, and your money has a good chance of lasting 30 years. Flip it around and you get your target: about 25 times the yearly amount you need from savings.

## Key facts
- **How the rule works.** In the first year of retirement, withdraw 4% of your savings. Each later year, withdraw the same dollar amount adjusted for inflation, no matter what the market did.
- **Where it comes from.** The rule came from 1990s research that tested past US stock and bond returns. It looked for a starting withdrawal that would have lasted at least 30 years through every period studied, using a mix of stocks and bonds.
- **It is a range, not a law.** FINRA notes that expert opinion on withdrawal rates tends to cluster between 3% and 5%. Your right number depends on how long you might live, how you invest and how flexible your spending is.
- **The 25× shortcut.** Because 1 ÷ 4% = 25, multiplying your yearly gap by 25 gives a savings target. Multiply by about 29 for a 3.5% rate, or 33 for 3%.

## Using the rule to set a goal
Start with what you'll spend each year in retirement. Subtract the income you'll get without touching savings, such as Social Security or a pension. What is left is your gap. Multiply it by 25.
Work in today's dollars. The rule already builds in inflation raises, so you don't need to guess what prices will be in 30 years. Just compare your target with your savings, also in today's dollars, and adjust your saving rate if you're behind.

## Why the first years matter most
The biggest danger is a large market drop in the first few years of retirement. When you sell investments to live on while prices are low, you sell more shares to get the same cash, and those shares are not there to recover later. This is called sequence of returns risk.
Two retirees with the same average return can end up very differently, depending on whether the bad years come early or late. That is why FINRA suggests withdrawing conservatively at the start of retirement and being ready to adjust if your portfolio falls.

## Where the 4% rule can fall short
It assumes about 30 years. Retiring at 50 could mean 40 or more years of withdrawals, which calls for a lower starting rate. It also assumes a fairly balanced mix of stocks and bonds. All cash or all bonds would likely not have supported 4% with inflation raises.
It ignores fees. Paying 1% a year in fees takes a big bite out of a 4% withdrawal, so low-cost index funds matter even more in retirement. And it is based on past US returns, which may not repeat.

## Flexible ways to use it
Few retirees follow the rule exactly. A common approach is to start at 4% and set simple guardrails: skip the inflation raise in a year your portfolio falls, and allow a small extra raise after strong years.
Another is to cover your must-pay bills with steady income, like Social Security, and use the portfolio for the rest. Waiting to claim Social Security, up to 70, makes that steady part bigger and leaves less pressure on your savings.

## Required withdrawals later on
From age 73, the IRS generally requires you to take minimum withdrawals each year from traditional IRAs and 401(k)s. These required minimum distributions can be larger than 4% in your late 70s and beyond.
You don't have to spend that money. You can move what you don't need into a regular brokerage account or savings after paying the tax. Roth IRAs don't have required withdrawals while the owner is alive.

## A worked example: Lena's 4% plan
Lena wants to spend $50,000 a year in retirement, in today's dollars. Her Social Security estimate is $24,000 a year. She uses the 4% rule to set her savings target.

- Yearly spending goal: $50,000
- Social Security: −$24,000
- Gap from savings: = $26,000
- Gap × 25: $650,000
- Savings target: = $650,000
- Year 2 withdrawal (3% inflation): $26,780
- Year 3 withdrawal (3% inflation): $27,583

1. Her savings must cover $50,000 − $24,000 = $26,000 a year. Her target is $26,000 × 25 = $650,000.
2. In year one she withdraws $650,000 × 4% = $26,000.
3. Assuming 3% inflation, year two is $26,000 × 1.03 = $26,780, and year three is $26,780 × 1.03 = $27,583, whatever her balance did.

## Common mistakes
- **Applying it to your full spending.** If Social Security pays part of your bills, multiplying your whole budget by 25 sets a target far higher than you need. Use only the gap your savings must cover.
- **Treating it as a promise.** The rule describes what worked in past markets. Returns vary and can be negative. Check your plan each year and be ready to spend a little less after a bad stretch.
- **Forgetting fees and taxes.** A 4% withdrawal is before taxes and fees. A 1% yearly fee or a high tax bill can leave much less to spend than you planned.

## Questions people ask
### Is the 4% rule still valid?
It is still a reasonable starting point for planning a 30-year retirement with a balanced mix of stocks and bonds. Treat it as the middle of a range: about 3% to 3.5% for long or early retirements, and up to 5% if you can cut spending in bad years.

### How much can I withdraw from $500,000 a year?
Under the 4% rule, $500,000 × 4% = $20,000 in the first year, then that amount raised for inflation each year after. At 3.5%, it would be $17,500.

### Does the 4% rule include Social Security?
No. The rule applies only to your savings. Add Social Security and any pension on top. That is why you subtract them from your spending goal before multiplying by 25.

### Does the 4% rule work for early retirement?
It was tested over 30 years, so retiring at 45 or 50 stretches it. Early retirees often plan around 3% to 3.5% and keep some ability to earn income or cut spending.

## Do this today
Write down the yearly spending you'd want in retirement, subtract your Social Security estimate, and multiply by 25. Put that number into the calculator on this page to see the monthly saving that reaches it.

## Sources
- [FINRA: Managing your retirement portfolio](https://www.finra.org/investors/learn-to-invest/types-investments/retirement/managing-retirement-income/managing-your-retirement-portfolio)
- [IRS: Required minimum distributions](https://www.irs.gov/retirement-plans/plan-participant-employee/retirement-topics-required-minimum-distributions-rmds)
- [SSA: my Social Security account](https://www.ssa.gov/myaccount/)
- [DOL: Top 10 ways to prepare for retirement](https://www.dol.gov/agencies/ebsa/about-ebsa/our-activities/resource-center/publications/top-10-ways-to-prepare-for-retirement)

_General education, not personalized financial, tax or legal advice. Figures are examples. Check current rates and limits before you act._