Here’s how I’d start with £1,000 and target a second income worth £18,903!

A second income can be the holy grail of investing. Dr James Fox explains how he’d kick things off with a small sum, and aim for a substantial income.

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.

Young mixed-race woman jumping for joy in a park with confetti falling around her

Image source: Getty Images

You’re reading a free article with opinions that may differ from The Motley Fool’s Premium Investing Services. Become a Motley Fool member today to get instant access to our top analyst recommendations, in-depth research, investing resources, and more. Learn More.

Lots of us invest so that one day we can take a second income to support our life plans. But for many of us, it seems a little farfetched, or unachievable.

So, here’s how I could get started with just £1,000.

The ISA

If I were starting from scratch today, I’d kick things off by opening a Stocks and Shares ISA. That’s because it offers enticing tax benefits for UK residents.

Gains made within the ISA, whether from capital appreciation or dividends, are shielded from capital gains tax and income tax.

This means that any profits generated from my investments remain entirely mine, enhancing the overall returns.

This means I can grow my wealth within a Stocks and Shares ISA and take a passive income without paying any tax. It’s a hugely efficient vehicle.

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.

Contributing regularly

If I’m starting with £1,000, it would make sense to regularly contribute to my portfolio, thus fuelling my ambitions of growing my wealth. This approach accelerates the wealth-building process.

Contributing consistently, even if it’s a modest sum like £100 a month, enhances the compounding effect.

Over time, these contributions become powerful drivers of financial growth, transforming a humble beginning into a substantial investment portfolio.

It’s not just about the starting amount. It’s about the ongoing commitment to building a robust financial future.

Compounding for glory

The true alchemy in wealth-building lies in compounding.

When I consistently contribute to my portfolio, I’m not just adding money. I’m fostering a cycle of exponential growth.

Compounding turns my initial £1,000 and subsequent contributions into a snowball effect.

Each contribution earns returns, and as these returns accumulate, they also generate more returns.

Over time, the compounding effect transforms my humble contributions into something much larger.

It’s the snowball rolling down the hill, gaining momentum and size with every turn, transforming a modest start into a wealth-building juggernaut.

Consistency and compounding are the dynamic duo of financial success.

Bringing it all together

It’s important to note that if I invest poorly, I could lose money. If my investments lose 50% in value, I’d have to gain 100% to get back to where I was.

This is why it’s vital that I do my research and take advantage of democratising platforms, like The Motley Fool, to help me make wise investment decisions.

Many novice investors aim to earn between 6% and 10% annually. So, if we bring together the above, and assume 8%, here’s how my portfolio could grow over 35 years.

Created at thecalculatorsite.com

As we can see, the portfolio grows faster as time goes on. After 35 years, I’d have £247,210, and that’d be enough to generate £18,903 annually without having to touch the principal.

While it’s a long period of time, this is a substantial passive income having only put aside £100 a month. I could also consider increasingly my contributions in line with inflation to increase the pace of growth.

James Fox has no position in any of the shares mentioned. 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

Should I buy Tesla stock for my ISA in 2026?

Tesla now has robotaxis on the road and plans to pump out millions of Optimus robots in future. But does…

Read more »

Man thinking about artificial intelligence investing algorithms
Investing Articles

Why did this flying FTSE 250 growth stock just jump another 10%?

So we expect bigger daily jumps from FTSE 250 stocks than the FTSE 100 when there's good news? This trading…

Read more »

Investing Articles

3 dirt-cheap UK stocks to consider buying with massive recovery potential

Harvey Jones says investors looking for bargain stocks to buy might consider these three FTSE 100 companies that have all…

Read more »

Person holding magnifying glass over important document, reading the small print
Investing Articles

Up 20% in a matter of days! Should I sell my BAE Systems shares in 2026?

BAE Systems shares are rocketing higher in 2026. Our Foolish author is wondering whether it might be time to sell…

Read more »

Young Caucasian man making doubtful face at camera
Investing Articles

I’m sorry, but I won’t touch National Grid shares with a bargepole

Harvey Jones knows he's in a minority, but he still doesn't think National Grid shares are all they're cracked up…

Read more »

A handsome mature bald bearded black man in a sunglasses and a fashionable blue or teal costume with a tie is standing in front of a wall made of striped wooden timbers and fastening a suit button
Investing Articles

What next for the ABF share price after this latest update?

The Associated British Foods (ABF) share price gained some modest respite after the company firmed up its latest trading figures.

Read more »

Investing Articles

Prediction: in 12 months the rampant Aviva share price and dividend could turn £10,000 into…

The Aviva share price had a brilliant run and investors have got bags of dividend income too. Now Harvey Jones…

Read more »

Stack of British pound coins falling on list of share prices
Investing Articles

What if there’s a stock market crash in 2026? Here’s how investors can prepare

Worries about a possible stock market crash this year are beginning to surface again, as US and UK stock markets…

Read more »