How Long Will $500,000 Last in Retirement? (Realistic Numbers)
You've saved $500,000 for retirement — or you're hoping to. But how long will that money actually last once you stop working? The answer depends on how much you spend each month, what your investments earn, and whether you have other income sources like Social Security.
Let's look at realistic numbers so you can plan with confidence — not guesswork.
The Simple Answer First
If you withdraw $2,500 per month ($30,000 per year) from a $500,000 retirement account with no investment growth, your money lasts exactly 16 years and 8 months.
But in real life, your money doesn't just sit still — it continues to grow through investments. That changes everything. Here's what $500,000 actually looks like across different spending levels and growth rates:
| Monthly Spending | Annual Withdrawal | No Growth (0%) | 5% Annual Growth | 7% Annual Growth |
|---|---|---|---|---|
| $1,500/month | $18,000 | 27 years | Never runs out | Never runs out |
| $2,000/month | $24,000 | 20 years | Never runs out | Never runs out |
| $2,500/month | $30,000 | 16.7 years | ~33 years | Never runs out |
| $3,000/month | $36,000 | 13.9 years | ~24 years | ~36 years |
| $3,500/month | $42,000 | 11.9 years | ~18 years | ~24 years |
| $4,000/month | $48,000 | 10.4 years | ~15 years | ~19 years |
💡 Key Takeaway: How much you spend matters far more than how much you saved. At $2,000/month with even modest investment growth, $500,000 can last your entire retirement. At $4,000/month, that same amount could run dry in 15–19 years.
The 4% Rule — A Simple Retirement Guideline
Financial planners often use the 4% rule as a starting point for retirement withdrawals. It says you can withdraw 4% of your savings in the first year of retirement, then adjust for inflation each year, and your money should last at least 30 years.
4% of $500,000 = $20,000 per year = $1,667 per month
That's a modest amount — but remember, most retirees also receive Social Security, which adds income on top of what you withdraw from savings.
| Savings Amount | 4% Annual Withdrawal | Monthly Income from Savings |
|---|---|---|
| $300,000 | $12,000/year | $1,000/month |
| $500,000 | $20,000/year | $1,667/month |
| $750,000 | $30,000/year | $2,500/month |
| $1,000,000 | $40,000/year | $3,333/month |
⚠️ Note: The 4% rule was designed for a 30-year retirement. If you retire at 55 and live to 90, you'll need your money to last 35 years — meaning a slightly lower withdrawal rate (around 3.5%) may be safer.
How Social Security Changes the Picture
Most Americans retiring today will receive Social Security benefits on top of their savings. The average Social Security benefit in 2026 is around $1,900 per month — and that changes how long $500,000 lasts dramatically.
| Monthly Expenses | Social Security | Needed from Savings | How Long $500k Lasts (5% growth) |
|---|---|---|---|
| $3,000/month | $1,900/month | $1,100/month | Never runs out |
| $3,500/month | $1,900/month | $1,600/month | Never runs out |
| $4,000/month | $1,900/month | $2,100/month | ~40+ years |
| $5,000/month | $1,900/month | $3,100/month | ~20 years |
With average Social Security benefits, most retirees spending $3,000–$4,000 per month only need to pull $1,100–$2,100 from savings each month. At that rate, $500,000 with investment growth can easily last 30 to 40+ years.
What Are Realistic Monthly Expenses in Retirement?
The average American retiree spends about $3,800–$4,500 per month according to recent data. Here's a typical breakdown:
| Expense Category | Average Monthly Cost |
|---|---|
| Housing (mortgage/rent, utilities) | $1,300 – $1,800 |
| Food & groceries | $500 – $700 |
| Healthcare & insurance | $500 – $800 |
| Transportation | $400 – $600 |
| Entertainment & travel | $300 – $600 |
| Other (clothing, personal care) | $200 – $400 |
| Total Estimate | $3,200 – $4,900/month |
✅ Good News: Many retirees spend less than they did while working — no more commuting costs, work clothes, or childcare. Your mortgage may also be paid off by retirement, dropping your expenses significantly.
3 Things That Can Make $500,000 Last Longer
If you're worried $500,000 won't be enough, here are three proven ways to stretch it further:
- Delay Social Security — Every year you wait past 62 (up to age 70) increases your monthly benefit by about 8%. Waiting from 62 to 70 can nearly double your monthly check — reducing how much you need to pull from savings.
- Keep money invested — Leaving your savings in a diversified portfolio earning 5–7% annually instead of just a savings account makes an enormous difference. Idle cash loses to inflation. Invested money grows.
- Reduce housing costs — Downsizing, moving to a lower cost-of-living state, or paying off your mortgage before retiring are some of the most impactful ways to lower monthly expenses and make savings last much longer.
Is $500,000 Enough to Retire?
The honest answer: it depends on your lifestyle and other income.
| Situation | Is $500k Enough? |
|---|---|
| Retire at 65, spend $2,500/month, have Social Security | ✅ Yes — very comfortable |
| Retire at 60, spend $3,500/month, have Social Security | ✅ Likely yes — with careful planning |
| Retire at 55, spend $4,500/month, no Social Security yet | ⚠️ Tight — will need to be careful |
| Retire at 50, spend $5,000+/month, no other income | ❌ Probably not enough on its own |
🔴 Important: These projections don't account for major healthcare costs or long-term care, which can be significant in later retirement years. Consider a separate healthcare savings strategy alongside your retirement plan.
Final Thoughts
$500,000 can absolutely be enough for a comfortable retirement — if you manage withdrawals wisely, keep money invested for growth, and factor in Social Security. Spending $2,000–$2,500 per month from savings at a 5–7% growth rate means your money could genuinely never run out.
The two biggest factors are how much you spend and when you retire. The later you retire and the lower your monthly draw, the more comfortable and secure your retirement will be.
Use a retirement calculator to plug in your exact savings, expected Social Security income, monthly expenses, and retirement age — and see a personalized picture of how long your money will last.