Educational Planning Tool

How much monthly income do you need to retire?

Retirement planning gets easier when you can see your estimated monthly income, expected spending, and whether there may be a gap to plan for.

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Takes about 5 minutes
Educational, not advice
Sample Retire Ready™ Snapshot Illustrative

A sample monthly picture

Sample values · For illustration only

Estimated monthly income
$4,800
SS + savings draw
Monthly spending
$5,300
incl. healthcare estimate
Estimated monthly gap
− $500
Planning opportunity
Savings may help
fill this gap
Income sources reviewed
Social Security, savings draw, other income
One lever to consider
Delaying Social Security by 2 years may reduce this gap significantly.
Sample preview only. Your Snapshot is based on the information you enter.
The real question

Why monthly income matters more than a single savings number

Most people think about retirement readiness in terms of one number — how much they have saved. But the more useful question is a monthly one: will your income cover what you spend every month for the rest of your life?

A $600,000 savings balance means something very different to someone who expects to spend $3,500 a month versus someone who expects to spend $6,500 a month. The savings balance only tells you the fuel in the tank. The monthly income and spending comparison tells you how fast you may be burning it.

Understanding your monthly retirement picture — estimated income compared to expected spending — is the starting point for almost every other retirement planning decision you will face, including when to claim Social Security, how aggressively to draw on savings, and whether your plan may need adjusting.

How we think about this at Retire Ready. The Retire Ready Snapshot is built around the monthly picture. Instead of showing you a single balance, it estimates your monthly income, your expected monthly spending, and the gap or cushion between them — so you can see what your retirement may actually look and feel like month to month. Results are educational estimates, not personalized financial advice.
Where income comes from

The main sources of retirement income

Most retirees draw from a mix of income sources. Understanding which you may have — and how much each may contribute — is the foundation of your monthly income picture.

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Social Security

For many people, Social Security is the largest single source of guaranteed monthly income in retirement. The amount depends on your earnings history and when you claim. Claiming at 70 versus 62 can increase your monthly benefit by 70 percent or more.

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Retirement savings withdrawals

Withdrawals from 401(k), IRA, or other retirement accounts often fill the gap between Social Security and monthly spending. The rate at which you draw down savings significantly affects how long those savings may last.

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Pension income

If you have a traditional pension from an employer or government job, this may provide a reliable monthly income stream. Pension income can significantly reduce your dependence on savings withdrawals each month.

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Part-time work or other income

Some retirees supplement their income through part-time consulting, freelance work, rental income, or other sources. Even modest additional income can meaningfully reduce the pressure on savings withdrawals each month.

Common blind spots

The monthly expenses many retirees forget to include

Underestimating monthly spending is one of the most common retirement planning mistakes. A complete monthly spending estimate should include recurring costs that are easy to overlook when planning ahead.

Medicare premiums
Part B, Part D, and supplemental Medigap coverage
Out-of-pocket medical costs
Copays, dental, vision, hearing aids
Home maintenance and repairs
Irregular but recurring, often underestimated
Property taxes and homeowner's insurance
Often rises over time with home value
Vehicle replacement
Cars age; plan for eventual replacement costs
Travel and leisure
Early retirement often brings higher discretionary spend
Long-term care costs
Not covered by Medicare; can be substantial
Gifts and family support
Adult children, grandchildren, or elderly parents
The monthly gap explained

How to spot a monthly retirement gap

A monthly retirement gap is simply the difference between your estimated monthly income and your expected monthly spending. If your income falls short of your spending, that shortfall is the gap your savings will need to fill.

This is one of the most important numbers in retirement planning, and one of the least visible. Many people go into retirement knowing roughly what they have saved, but without a clear sense of what their monthly gap actually looks like.

The example below is purely illustrative. It is not a prediction, not personalized advice, and not based on any real person's situation. It is intended to show how a monthly gap might look when income and spending are compared side by side.

Illustrative example only — not personalized advice or a prediction
Estimated monthly income (Social Security + savings draw) $4,800
Expected monthly spending (housing, food, healthcare, other) $5,300
Possible monthly gap to plan for − $500 / mo

This example uses round, illustrative numbers. Your actual income, spending, and gap will depend on your own inputs, Social Security claiming age, savings balance, and other factors. Retire Ready is designed to help you estimate your own version of this picture.

Related reading: Will your money last in retirement?
If the numbers feel tight

What to do if your income may not cover your spending

A gap between income and spending does not mean your plan is broken. It means you have identified something worth planning around. Here are the most useful steps.

1
See your own monthly picture first

Before you can address a gap, you need to know what your gap actually is. That means estimating your monthly income from all sources, your expected monthly spending, and the difference between them. Retire Ready can help you estimate this picture in about five minutes based on your own inputs.

2
Consider delaying Social Security

Delaying your Social Security claim — even by one or two years — can meaningfully increase your monthly benefit for the rest of your life. This is one of the most powerful and underused tools for closing a monthly income gap. A financial professional can help you model the tradeoffs for your specific situation.

3
Review monthly spending for flexibility

Not all retirement spending is fixed. There may be areas — discretionary travel, subscriptions, or timing of large purchases — where modest adjustments could reduce the gap meaningfully without significantly affecting your quality of life. Small reductions compound over decades.

4
Understand how savings withdrawals affect your runway

Drawing more from savings each month to fill a gap shortens how long your savings may last. Understanding the relationship between your monthly gap and your savings runway is one of the most important things a retirement planning tool can show you — and it is a core part of the Retire Ready Snapshot.

5
Talk to a qualified financial professional

If your monthly gap is significant, or if you are facing complex decisions around Social Security timing, taxes, or investment drawdown strategy, a fee-only financial planner or certified financial planner (CFP) can help you explore your options in detail. The clearer your starting picture, the more productive that conversation will be.

How Retire Ready helps

See your monthly retirement picture in about 5 minutes

Retire Ready is a free educational planning tool that helps adults approaching retirement understand their monthly income, spending, and savings picture in one organized place. No spreadsheets. No jargon. No account required to start.

You enter a few basic inputs — your estimated savings, Social Security timing, monthly spending, and retirement age — and Retire Ready generates an estimated monthly picture: your income, your spending, your gap or cushion, and how long your savings may need to last.

Monthly income estimate. See your estimated monthly income from Social Security and other sources, compared to your expected monthly spending.
Monthly gap or cushion. Understand whether your estimated income may cover your spending, and by how much — or how far short it may fall.
Social Security timing comparison. See how claiming at different ages may change your monthly benefit and affect your overall income picture.
Savings runway estimate. Understand how long your savings may need to last and how your monthly gap affects that timeline.
Free Snapshot. Deeper paid Clarity Report. The free Snapshot gives you your estimated monthly picture. The paid Clarity Report goes deeper, with fuller analysis you can bring to a financial professional.
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Educational only. Not financial advice. No account required.

What the Free Snapshot covers

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Monthly income estimate
Social Security + all other sources
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Monthly spending gap
Does your income cover your spending?
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Savings runway
How long your savings may last
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Planning levers
What may improve your picture
Educational estimates based on your inputs. Not personalized financial advice.
Common questions

Questions we hear often

There is no single answer that applies to everyone. A commonly used general estimate is that you may need roughly 70 to 85 percent of your pre-retirement monthly spending once you retire, though this varies widely depending on your lifestyle, where you live, your healthcare needs, whether you have a mortgage, and other factors. The most useful starting point is to estimate your own expected monthly expenses in retirement — housing, food, healthcare, insurance, transportation, and discretionary spending — and compare those to your estimated monthly income. Your personal picture matters far more than any rule of thumb.
For most people, Social Security alone does not cover all monthly retirement expenses. The average Social Security benefit replaces roughly 40 percent of pre-retirement income for a typical earner, though the exact amount depends on your earnings history and the age at which you claim. Most retirees need to supplement Social Security with savings withdrawals, a pension, part-time income, or other sources to cover their full monthly spending. Understanding your estimated Social Security benefit — and the impact of claiming at different ages — is one of the most important parts of building a monthly retirement income picture.
A complete retirement budget should include housing costs (mortgage or rent, property taxes, maintenance), food and groceries, healthcare and Medicare premiums, supplemental insurance, out-of-pocket medical costs, transportation, utilities, insurance (home, auto, life), debt payments, entertainment and travel, and gifts or charitable giving. Many people also forget to account for irregular but recurring costs like home repairs, car replacement, and long-term care. Building in a buffer for unexpected expenses is generally a sound planning habit.
A monthly retirement gap is the difference between your estimated monthly income in retirement and your expected monthly spending. If your monthly spending is higher than your monthly income from Social Security, pensions, and other sources, that shortfall is your gap. Covering that gap — typically by drawing on savings — is one of the central planning challenges of retirement. Understanding the size of your potential gap, and how long your savings may need to fill it, can help you plan more effectively. Retire Ready is designed to help you estimate this picture based on your own inputs.
No, and it is important to be transparent about that. Retire Ready is an educational planning tool that generates estimates based on the information you enter and general planning assumptions. It can help you see a general picture of your estimated monthly income, expected spending, and potential gap — but it cannot account for every personal detail, tax situation, investment strategy, or life change. Results are illustrative, not personalized financial advice. The goal is to give you a clearer starting point so you can ask better questions and have more informed conversations with a qualified financial professional.

See your monthly retirement picture

It takes about five minutes. No spreadsheets. No jargon. No account required. See your estimated monthly income, spending, and gap — and understand what it may mean for your retirement.

Take the Free Snapshot
Educational tool only. Not financial, tax, legal, or investment advice.