Retirement Savings Calculator
Project your retirement savings growth over time. Compare up to 3 scenarios side-by-side with interactive charts. Toggle inflation adjustment to see real purchasing power.
$1,475,835
Savings Growth Over Time
Disclaimer
This calculator provides estimates for general informational and educational purposes only. It is not financial, investment, tax, or legal advice. Actual results may vary based on factors not included in these calculations. Consult a qualified financial advisor before making important financial decisions.
How It Works
- Enter your current age, retirement age, existing savings, and monthly contribution.
- Set your expected annual return rate and inflation rate.
- The calculator compounds your contributions monthly and projects growth to retirement.
- Add up to 3 scenarios for comparison. Toggle inflation to see real vs nominal values.
Understanding Retirement Savings
Retirement planning is one of the most important financial decisions you will make. The power of compound interest means that money invested early grows exponentially over time. For example, investing $500 per month starting at age 25 at an average 7% annual return would grow to approximately $1.2 million by age 65. Starting just 10 years later at age 35 with the same contributions would yield only about $567,000 — roughly half as much.
Inflation is a critical factor that many people overlook. At a typical 3% annual inflation rate, the purchasing power of $1 million in 30 years is equivalent to about $412,000 in today's dollars. Our calculator lets you toggle inflation adjustment on and off so you can see both the nominal value and the real purchasing power of your projected savings.
The scenario comparison feature helps you visualize how different choices affect your outcome. Try comparing scenarios with different monthly contribution amounts, retirement ages, or expected return rates. Even small increases in monthly contributions can have an outsized impact over decades thanks to compounding.
Tips & Best Practices
- ✓Start saving as early as possible. Even small amounts benefit enormously from compound interest over decades.
- ✓Use the scenario comparison to see the impact of contributing an extra $100 or $200 per month.
- ✓A common guideline suggests aiming to save at least 15% of your pre-tax income for retirement.
- ✓Consider that Social Security may replace only about 40% of your pre-retirement income, so personal savings are essential.
- ✓Review and adjust your retirement plan annually as your income and circumstances change.
Frequently Asked Questions
What rate of return should I assume?
The historical average annual return of the S&P 500 (including dividends) has been approximately 10% before inflation and about 7% after inflation. A conservative estimate of 6-7% is commonly used for long-term retirement planning.
How much money do I need to retire?
A widely used rule of thumb is the "25x rule": multiply your expected annual retirement expenses by 25. This assumes you withdraw about 4% of your savings each year. For example, if you expect to spend $50,000 per year in retirement, you would need approximately $1.25 million.
Does this calculator account for taxes?
This calculator shows gross savings growth. Actual amounts available in retirement depend on whether your savings are in tax-deferred accounts (like a traditional 401k or IRA) or after-tax accounts (like a Roth IRA). Consult a financial advisor for tax-specific planning.
What is the impact of inflation on my savings?
Inflation reduces the purchasing power of your money over time. Toggle the inflation adjustment in the calculator to see the difference. At 3% annual inflation, prices roughly double every 24 years, meaning you will need significantly more money in nominal terms to maintain your standard of living.