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.

How I’d invest £500 monthly in shares to target £56,000 passive income for life

Consistently investing small sums of money in the stock market can lead to a substantial passive income. Zaven Boyrazian explains how.

Happy couple showing relief at news

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!.

There are plenty of ways to go about building a passive income. But investing in the stock market remains one of the best options, in my opinion.

It requires far less hassle than buying real estate or starting a business. And, more importantly, I don’t need large sums of capital to get the ball rolling. In fact, even if I can spare just £500 a month from my salary, it’s possible to build a seven-figure nest egg paired with a substantial annual passive income in the long run.

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.

Building a £56,000 passive income

With the invention of low-cost index tracker funds, it’s easier than ever to start investing in the stock market with minimal knowledge. These types of financial instruments allow me to buy a small piece of every business inside an underlying index within a single transaction.

Two of the most popular indices in the UK are the FTSE 100 and FTSE 250. The latter is a bit more volatile but has a better track record of higher returns. In fact, over the last decade, the FTSE 250 index has generated a total annualised return of around 11% versus the FTSE 100’s 8%.

A 3% difference may seem insignificant now. But when compounded over decades, it can have a profound impact on my passive income portfolio.

Let’s assume the FTSE 250 can continue to deliver an 11% annualised return over the next 30 years. If I invest £500 a month throughout this period, I will have put in a total of £180,000. But thanks to my investment returns, the total value of my portfolio would stand at a whopping £1,402,260.

By comparison, tracking the FTSE 100 with its lower 8% annualised return will place my future portfolio at around £745,180.

That’s the power of a 3% difference in the long run. And following the classic 4% annual withdrawal rule on a £1.4m portfolio yields a passive income of £56,000.

Nothing is risk-free

The idea of simply throwing money into an index tracker to become a millionaire certainly seems a bit too easy to be true. But while being a successful long-term investor can really be that simple, it doesn’t come risk-free.

My earlier calculation made the fundamental assumption that the FTSE 250 can continue delivering its historical returns moving forward. In reality, this is impossible to guarantee. And 2022 has perfectly demonstrated just how volatile the stock market can be, with the FTSE 250 dropping by over 25% in a single year!

Sadly, crashes and corrections, while rare, do happen. Plus, chances are my portfolio will see similar events multiple times throughout the next three decades.

Needless to say, that could seriously impact my annual returns. And depending on the timing of these events, my nest egg, along with my stream of passive income, could become severely compromised. At least in the short term.

But with prudent financial planning, weathering these storms, even during retirement, is entirely possible. That’s why given the potential rewards, I believe investing in the stock market is a step worth taking.

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

Rolls-Royce's Pearl 10X engine series
Investing Articles

Up nearly 1,400% in 5 years! But are Rolls-Royce shares still secretly undervalued?

After skyrocketing, Rolls-Royce shares are now near an all-time high, but could the engineering giant still have more room to…

Read more »

Happy senior couple hugging and enjoying retirement at home
Investing Articles

By mid-2027, analysts expect £5,000 in Barclays shares to be worth…

Barclays shares have outperformed the FTSE 100 by a wide margin over the last year. And City analysts expect to…

Read more »

Man hanging in the balance over a log at seaside in Scotland
Investing Articles

Near 5-year lows, here’s what the experts say about the Diageo share price

Ben McPoland's questioning his sanity after investing in Diageo. Where do institutional analysts see its share price heading over the…

Read more »

British Airways cabin crew with mobile device
Investing Articles

Up 165% but still with a P/E of 7.9. Is the IAG share price a generational bargain?

The IAG share price has been on fire for the last two years, delivering some of the biggest returns in…

Read more »

Emma Raducanu for Vodafone billboard animation at Piccadilly Circus, London
Investing Articles

Here’s the latest Vodafone share price forecasts for 2027

Up 35% in 12 months, the Vodafone share price is beating the stock market right now, but can this momentum…

Read more »

Close-up image depicting a woman in her 70s taking British bank notes from her colourful leather wallet.
Investing For Beginners

At almost 20-year highs, here’s where the experts think the Barclays share price could go from here

Jon Smith points out that the Barclays share price could still move higher in the coming year, with several positive…

Read more »

Pakistani multi generation family sitting around a table in a garden in Middlesbourgh, North East of England.
Investing Articles

From £5k to £12.4k! Is the current Tesco share price still a bargain?

The Tesco share price has more than doubled investors' money since 2021, but is the stock still a bargain buy…

Read more »

Joyful mature couple having fun together enjoying vacation on city street. Two retired older people enjoying time together during autumn holidays or weekend getaway
Investing Articles

How I’m using a £20k ISA to aim for a £9,982 yearly second income in retirement

Harvey Jones shows how he hopes to generate a bumper second income from investing in FTSE 100 dividend stocks without…

Read more »