We have some exciting news to share! The Motley Fool UK has now become The Twelfth Magpie -- an independent, UK-owned company, led by our long-serving UK management team — Mark Rogers, Chris Nials and Heather Adlington. In practical terms, it’s the same team you know, now fully focused on serving our UK readers and members.

Just as importantly, our approach remains unchanged: long-term, jargon-free, and on your side. This site is our new home, and there will be extra tweaks made across the coming few days as we settle in. So if anything looks a little off, please bear with us!

The content of this article was relevant at the time of publishing. Circumstances change continuously and caution should therefore be exercised when relying upon any content contained within this article.

Turning a Stocks and Shares ISA into £496k of passive income a year!

£496k as passive annual income… Is this a dream figure? Here, Dr James Fox explains how it’s theoretically achievable using a Stocks and Shares ISA.

Group of young friends toasting each other with beers in a pub

Image source: Getty Images

You’re reading a free article with opinions that may differ from The Twelfth Magpie’s Premium Investing Services. Become a member today to get instant access to our top analyst recommendations, in-depth research, investing resources, and more. Learn more, and get a free 'Best Buy Now' stock!.

The Stocks and Shares ISA is an excellent vehicle for generating passive income. That’s because dividends earned within the ISA wrapper are tax-free.

That’s great for all of us, but just imagine if you were one of the UK’s 2,000 ISA millionaires. The top 60 holders have portfolios with an average value of £6.2m.

Should you buy Rolls Royce shares today?

Before you decide, please take a moment to review this report first. Despite ongoing uncertainties from US tariffs to global conflicts, Mark Rogers and his team believe many UK shares still trade at substantial discounts, offering savvy investors plenty of potential opportunities to learn about.

That’s why this could be an ideal time to secure this valuable research – Mark’s analysts have scoured the markets to reveal 5 of his favourite long-term ‘Buys’. Please, don’t make any big decisions before seeing them.

Theoretically, if that average millionaires’ portfolio was invested entirely in Legal & General right now, the holder would earn £496,000 in tax-free income this year.

It seems like the stuff of dreams. But, in theory, it’s entirely possible for an investor like to me achieve this too. So let’s have a look at how this could be done.

Please note that tax treatment depends on the individual circumstances of each client and may be subject to change in future. The content in this article is provided for information purposes only. It is not intended to be, neither does it constitute, any form of tax advice. Readers are responsible for carrying out their own due diligence and for obtaining professional advice before making any investment decisions.

Time is key

Let’s imagine I’m starting with £10,000. Well first, if I invested that all in Legal & General — one of the top-yielding FTSE 100 stocks — today, I’d only receive just over £800 a year. That’s clearly not going to change my life.

As we’ve seen, to earn £496,000, I’d need to turn my £10,000 into £6.2m and then invest in stocks with 8% dividends. So how do I build a pot that big? Well, it’s going to take time, and regular investing.

A compound returns strategy is the safest way to develop a portfolio — that’s my opinion. But it’s certainly less risky than investing in promising growth stocks that may come to nothing. As billionaire investor Warren Buffett says, the first rule is don’t lose money!

With my portfolio, I aim for low double digit growth year on year. And this is something I’ve broadly been able to achieve, despite the recent volatility. But with £10,000 growing at 11% annually, it would take me 59 years to reach £6.2m.

So it’s possible, even with limited starting capital. But 59 years is a long time, and £6.2m might be worth much less by then.

Using less time

‘Time is precious’, to poorly paraphrase philosopher Seneca. Let’s face it, we might not want to wait 59 years to start drawing down on our portfolio. So how can we expedite the process?

Well, the next step step would be to contribute regularly. By adding £400 a month, and then increasing that contribution by 5% annually, I could reduce the time needed to reach £6.2m. Instead, it would take 40 years.

Obviously, we’re still talking about a long period of time. But if I had started this when I finished my undergrad at 22, and continued until 62, I could have developed a portfolio that would allow me to retire early.

Of course, this isn’t a guaranteed strategy, and I could lose money. But it’s certainly a less risky way of creating a giant ISA portfolio worth £6.2m. And by investing consistently over a long period of time, I can hope to iron out the peaks and troughs of the market.

James Fox has positions in Legal & General Group plc. The Motley Fool UK has no position in any of the shares mentioned. Views expressed on the companies mentioned in this article are those of the writer and therefore may differ from the official recommendations we make in our subscription services such as Share Advisor, Hidden Winners and Pro. Here at The Motley Fool we believe that considering a diverse range of insights makes us better investors.

More on Investing Articles

Investing Articles

At 109.5p the Lloyds share price just hit an 18-year high! What should investors do?

Harvey Jones knew the Lloyds share price was doing well, but didn't realise it was doing so well. Can the…

Read more »

Chalkboard representation of risk versus reward on a pair of scales
Investing For Beginners

Burnham as the next PM matters more for the FTSE 250 than FTSE 100. Here’s why…

Jon Smith explains why the change in Downing Street could cause volatility in the FTSE 250, and outlines one stock…

Read more »

DIVIDEND YIELD text written on a notebook with chart
Investing Articles

Down 65% but yielding 6%! Is this FTSE 100 dividend stock an unmissable bargain?

Paul Summers takes a look at one FTSE 100 stock that's offering an above-average yield. But are the rewards worth…

Read more »

Investing Articles

Here’s what you need to know about how Burnham policies might impact your Stocks and Shares and ISA

As the Labour leadership race looks like a foregone conclusion, Mark Hartley explores the possible impact on Stocks and Shares…

Read more »

Bus waiting in front of the London Stock Exchange on a sunny day.
Investing Articles

The London Stock Exchange just lost a hidden gem

Up 30% today, this high-quality small cap is saying goodbye to the London Stock Exchange. Which FTSE 350 company might…

Read more »

Middle-aged white man wearing glasses, staring into space over the top of his laptop in a coffee shop
Investing Articles

Here’s how high these brokers think Greggs shares could soon climb!

Alan Oscroft thinks the decline of Greggs shares could be coming to its end. But the true long-term test might…

Read more »

Finger clicking a button marked 'Buy' on a keyboard
Investing Articles

Why I’d rather consider buying Lloyds shares over SpaceX

Investors have piled into SpaceX after its recent IPO. Ken Hall explains why he's looking at 'boring' Lloyds shares for…

Read more »

Investing Articles

FTSE 100 banks retreat as investors react to political unrest. What lies ahead?

Following Starmer's resignation, the FTSE 100 enjoyed a brief surge before retreating. Mark Hartley considers the long-term impact for UK…

Read more »