Retirement Calculator

Retirement Planning Inputs

Your Current Age

15 Yr80 Yr

Planned Retirement Age

45 Yr90 Yr

Life Expectancy (Years)

50 Yr100 Yr

Current Pre-tax Income

$10,000.00$500,000.00

Assumptions

Income Increase (%/yr)

Annual Income Needed

Investment Return (%/yr)

Inflation Rate (%/yr)

Optional Income & Savings

Other Monthly Income ($)

Current Savings ($)

Future Savings

Results

Amount Needed

$1,892,085.11

Years to Retire

32 yrs

Years in Retirement

18 yrs

Monthly Income Needed

$11,265.99

Projected Savings

$1,160,725.43

Shortfall / Surplus

-$731,359.68

Savings Projection Chart

Hover chart dots for period details

▶ Show Projection Table

Detailed Retirement Planning Guide

What is Retirement?

To retire is to withdraw from active working life. For most retirees, retirement represents a major life transition that lasts the rest of their lives.

Why Retire?

Multiple factors influence a person's decision to retire. Physical or mental health constraints, job-related stress, and career satisfaction all play pivotal roles. While early retirement is possible, typical retirements occur between ages 55 and 70. Semi-retirement is also common, with individuals gradually reducing their work hours.

A key factor is financial viability. While relying solely on Social Security benefits is possible, it is generally discouraged due to the large disparity between working income and benefits. In the U.S., Social Security is structured to replace only about 40% of an average worker's pre-retirement earnings.

How Much to Save for Retirement

Determining your retirement nest egg target depends on lifestyle choices, life expectancy, health projections, and estate planning goals. Standard methodologies include:

The 10% Rule: Recommends saving 10% to 15% of pre-tax income annually starting in your 20s. For example, saving 10% starting at age 25 can generate a $1 million retirement portfolio by retirement age.
The 80% Rule: Suggests that replacing 70% to 80% of your pre-retirement annual salary will maintain your existing standard of living in retirement.
The 4% Rule: A guideline suggesting that withdrawing 4% of your total retirement nest egg in the first year, adjusted for inflation subsequently, will keep your portfolio sustainable for 30 years.

Impact of Inflation on Retirement Savings

Inflation erodes the purchasing power of your money over time. With an average long-term inflation rate around 2.5% to 3.5%, the purchasing power of a dollar will halve in about 20 to 30 years. To counter inflation, retirees often mix fixed-income assets with dividend-paying stocks, mutual funds, or Treasury Inflation-Protected Securities (TIPS).

Common Sources of Retirement Funds

Social Security: A government insurance program financed via FICA payroll taxes. It acts as a safety net replacing approximately 40% of career income, though lower-income earners receive a higher proportion relative to contributions.

401(k), 403(b), & Employer Match Plans: Tax-deferred accounts funded with pre-tax dollars. Many employers match contributions up to a set percentage (e.g. 3%), which grows tax-free until withdrawal.

IRAs and Roth IRAs: Traditional IRAs provide pre-tax growth with taxation deferred until distribution. Roth IRAs utilize post-tax contributions but allow completely tax-free distributions during retirement.

Pensions: Defined-benefit plans managed by employers. Common in the public sector, pensions offer structured lifetime annuity payouts or lump-sum payout options.

Other Sources of Retirement Income

Retirees also utilize real estate equity (via downsizing or reverse mortgages), annuities (fixed periodic cash distributions), passive business income, dividends, royalties, and inheritances to supplement their retirement cash flows.

Free retirement planning calculators with inflation, social security, life expectancy, and many more factors being taken into account.

How it Works & Formula

FV = PV * (1 + r)^n + PMT * [((1 + r)^n - 1) / r]

Calculates future savings value compounding monthly (where PV is current savings, PMT is monthly savings, r is monthly return, and n is number of periods) during the growth phase, followed by annuity drawdown during retirement.

Practical Examples

Example 1: Standard Retirement

A 35-year old planning to retire at 67 with $30,000 in current savings, saving 10% of a $70,000 salary annually with a projected 6% annual return and 3% inflation.

Example 2: Early Retirement

A 30-year old planning to retire early at 55 with higher savings rate (25%) and needed retirement income level of 70% of current salary.

Frequently Asked Questions

How much do I need to retire?

A common rule of thumb is the 80% rule, which suggests you need to replace about 70% to 80% of your pre-retirement annual salary to maintain your standard of living.

What is the 4% rule in retirement?

The 4% rule is a guideline suggesting that you can safely withdraw 4% of your total retirement nest egg in the first year of retirement, and adjust that amount for inflation in subsequent years, without running out of money for at least 30 years.

How does inflation affect my retirement savings?

Inflation reduces the purchasing power of your money over time. For example, at a 3% inflation rate, the cost of living doubles in about 24 years, meaning you will need twice as much money to buy the same goods.