How Much Should You Save for Retirement? Complete Guide (2026)

Last updated: June 2026 · 10 min read · Retirement Planning

One of the biggest questions in personal finance: how much do you need to retire? The answer depends on your lifestyle, life expectancy, and investment returns. This guide covers three proven methods.

Method 1: The 25x Rule

The 25x rule is the foundation of FIRE (Financial Independence, Retire Early). It states:

Retirement Corpus = Annual Expenses × 25

This assumes a 4% safe withdrawal rate: you can withdraw 4% per year indefinitely without running out of money.

Worked Example

If your annual expenses are $40,000:

Retirement Corpus = $40,000 × 25 = $1,000,000

You can safely withdraw $40,000/year forever.

Method 2: Replacement Income Rate (70-80%)

Most people need 70-80% of their pre-retirement income to maintain their lifestyle.

Retirement Corpus = (Annual Income × Replacement Rate) × 25

Example

Current income: $100,000/year

Replacement rate: 75%

Required annual income in retirement: $100,000 × 0.75 = $75,000

Retirement corpus needed: $75,000 × 25 = $1,875,000

Method 3: Age-Based Savings Targets

Fidelity recommends these multiples of your salary by age:

Age	Target (in annual salary)
30	1x
35	2x
40	3x
45	4x
50	6x
55	7x
60	8x
67	10x

Factors That Affect Your Number

Life expectancy: Longer life = larger corpus needed
Inflation: Adjust for 2-3% annual inflation
Healthcare: Can cost $300k-$500k in retirement
Living location: High cost-of-living areas need more
Unexpected expenses: Typically need 2-3 years buffer

Catch-Up Strategy

If you're behind on retirement savings:

Increase savings rate to 30-40% of income
Invest in higher-growth assets (stocks vs bonds)
Delay retirement by 5-10 years (huge impact)
Plan for lower lifestyle in retirement