How Do You Know When You Have Enough to Retire?

Knowing when you have “enough” to retire isn’t about reaching a number — it’s about having a plan that aligns your resources with your lifestyle.
Written by
Wealth of Advice
Published on
28 Oct 2025

Most people spend decades saving for the future — but how do you know when you’ve reached the point where work becomes optional? Is there a magic number, like £500,000 or £1 million, that guarantees financial independence?

In this week’s episode of the Retire Well with Wealth of Advice podcast, we explored what “enough” really means — financially, emotionally, and personally — and how to tell when you’re ready to enjoy the retirement you’ve worked so hard for.

Rethinking the Idea of “Enough”

Many people chase arbitrary savings goals without asking what they’re truly for. The right number for you depends entirely on the lifestyle you want and the purpose behind your money.

Do you want to travel more? Help your children financially? Spend more time on hobbies or volunteering? Your “why” is the foundation of any retirement plan.

Covered on the podcast, we talked about how defining your version of retirement is the first step — whether that’s slowing down at 60, stopping entirely, or working part-time for enjoyment rather than necessity.

Start with Annual Spending

To work out whether you have enough, begin with what you expect to spend each year in retirement. Split this into:

  • Essential spending: housing, utilities, food, transport
  • Discretionary spending: holidays, hobbies, gifts, leisure

“If you know what it costs to live your ideal retirement, you can work backwards.”

Understanding the Sustainable Withdrawal Rate

Covered on the podcast in our Jargon Buster segment, we talked about the “4% rule” — often quoted as a guide to how much you can safely withdraw from your pension each year in retirement.

In reality, it’s not a hard and fast rule. Everyone’s retirement looks different, and a fixed percentage doesn’t reflect that. Your early retirement years may involve higher spending — for travel, hobbies, or home improvements — which can later be balanced by future guaranteed income such as the State Pension, defined benefit (DB) pensions, or annuities.

Rather than sticking rigidly to 4%, it’s more helpful to think in terms of flexible, sustainable withdrawals. A well-structured plan allows you to draw more when you need it, knowing that later income sources will help subsidise spending in the years ahead.

Ultimately, the goal isn’t to follow a formula — it’s to create a personalised income strategy that gives you freedom and peace of mind throughout retirement.

How Much Do You Really Need?

To put things into perspective, the Pensions and Lifetime Savings Association publish Retirement Living Standards that show what different lifestyles cost today (based on a couple):

  • Minimum: £22,000 per year – covers the basics with some leisure
  • Moderate: £43,000 per year – more flexibility and one foreign holiday annually
  • Comfortable: £59,000 per year – more luxury, including long-haul travel and generous leisure spending

These are useful benchmarks, but remember to factor in your guaranteed income sources — such as the State Pension, defined benefit (DB) pensions, and annuities — which can cover a significant part of your essential spending.

Managing Future Risks

Even the best-laid plans can be challenged by uncertainty. We discussed the importance of planning for:

  • Inflation: Your money must keep pace with rising costs.
  • Longevity: You may live longer than you expect — plan for 30-plus years of retirement.
  • Flexibility: Having a mix of guaranteed and flexible income sources helps adapt to change.
  • Building in a contingency — perhaps through cash reserves, ISAs, or investments — provides breathing space for unexpected events.

Tools to Give You Confidence

One of the most powerful ways to know when you have enough is cashflow modelling.

This visual tool maps your financial journey year by year, showing how your income, spending, and investments interact over time. It helps you see:

  • How long your money could last
  • The impact of major expenses (e.g. house purchases, gifts, travel)
  • How market fluctuations or inflation might affect your future

Common Mistakes to Avoid

Here are some of the pitfalls we discussed on the podcast:

  • Chasing arbitrary targets without linking them to lifestyle goals
  • Ignoring longevity and inflation when calculating future needs
  • Failing to stress-test your plan for different market or life scenarios
  • Overlooking emotional readiness — retirement is a lifestyle change as much as a financial one
  • Not updating your plan after major life events such as divorce or bereavement

Final Thoughts

Knowing when you have “enough” to retire isn’t about reaching a round number — it’s about having a plan that aligns your resources with your lifestyle and values.

By understanding your spending needs, factoring in guaranteed income, and using tools like cashflow modelling, you can retire with confidence, not guesswork.

If you’d like to find out whether you’re financially ready to retire, or how to make your money last, speak to our team at Wealth of Advice. We’ll help you define what “enough” looks like for your goals — and build a plan to support it.

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