Retirement Savings Gap Calculator

Do you have enough
saved to retire?

Most people have a feeling. This calculator gives you an actual number — your savings target, your current gap, and exactly how much you'd need to save each month to close it.

About You

Your age & timeline

When you retire determines how much time your savings have to grow — and how long they need to last.

yrs
yrs

Use family history. Average is ~78 for men, ~81 for women.

yrs
$

Your Savings & Income

What you have & expect

Include all retirement accounts — 401(k), IRA, Roth IRA. Social Security is estimated automatically if left at zero.

Total across all retirement accounts today

$

What you currently put aside each month

$

Leave at $0 to use our estimate based on your income

$

Pension, rental income, part-time work, annuity

$

Planning Assumptions

Adjust to match your expectations

These are the variables that most affect your number. The defaults are conservative and reasonable.

Before retirement — historically 6–7% for diversified portfolios

6%

Long-run Fed target is 2%. Use 3% to be conservative.

3%

% of current income you want in retirement. Fidelity suggests 70–80%.

75%

The 4% rule is the standard. 3.5% is more conservative for long retirements.

4%

Your Retirement Savings Gap

calculating...

Savings Target

needed at retirement

Projected at Retirement

with current savings rate

Years of Runway

your savings should last

Your Monthly Retirement Income Picture

To Close the Gap

How much more would you need to save?

Fidelity Age-Based Savings Benchmarks — Where Do You Stand?

Source: Fidelity Investments — "How Much Do I Need to Retire?" — fidelity.com

Your Situation in Plain English

Watch: How Much Do You Actually Need to Retire?

The full video unpacks the Fidelity benchmarks, the 4% rule, and how to calculate your real number.

▶ Watch Free

Sources & Methodology

Fidelity Investments — How Much Do I Need to Retire? (Age-based savings benchmarks)
fidelity.com/viewpoints/retirement/how-much-do-i-need-to-retire

Fidelity 2025 Retiree Health Care Cost Estimate — $172,000 average healthcare cost in retirement
fidelity.com — Retirement Planning Guide

Kiplinger / Alliance for Lifetime Income Peak 65 Study — 52.5% of Boomers have $250,000 or less
kiplinger.com — The Magic Number to Retire

William Bengen — Origin of the 4% safe withdrawal rule (updated to 4.7% in 2026)
fidelity.com — Retirement Guidelines