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.

£10,000-£15,000 of savings? Here’s how I’d aim for a second income worth £21,800!

Many of us invest for a second income. It’s the holy grail of investing. But how can we turn £10k-£15k into a significant passive income? Here’s how.

Smiling white woman holding iPhone with Airpods in ear

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.

Personally, I’d prefer to invest in stocks and shares for a second income rather than purchase a buy-to-let property or something similar.

Why’s that? Well, investing in the stock market is among the most passive ways to earn a second income.

XXX

I don’t need to worry about letting voids, or have to do any manual labour. It’s all about research and hitting the ‘buy’ and ‘sell’ buttons.

Moreover, there’s certainly capacity for much greater returns. In fact, I’ve been following a portfolio that’s up 75% over 18 months.

That’s clearly an extreme example of the success that investors can achieve. However, I stick by my original comment — it’s easier to make money from stocks, than houses.

Getting started

Embarking on an investment journey can feel daunting. However, I could start small and prioritise education.

After setting up an account with a major investment platform, the next step is setting clear financial goals and assessing my risk tolerance.

This involves defining what I aim to achieve through investments and understanding how much market volatility I am comfortable with.

Depending on my goals and risk exposure, I can explore various investment options, such as stocks, bonds, or funds, allowing me to diversify my portfolio and manage risk effectively.

As I gain experience and confidence, I can gradually adjust my strategy and increase my investment contributions, fostering a steady and informed approach to wealth-building.

Effective strategies

With £10,000-£15,000, I have a great starting point. It’s more than most Britons have in savings. So, how could I go about turning that into a second income?

Well, to start with, I’d need to build wealth. Unfortunately, the passive income I could generate from £10,000-£15,000 isn’t going to be life-changing, but with time, it could be.

Through the power of compounding, reinvesting even modest returns over time can significantly amplify wealth. In simple terms, to practice compounding I need to reinvest my returns year after year.

As the initial investment grows, so does its earning potential, fostering a gradual yet impactful financial transformation.

I may also be inclined to contribute monthly to help my portfolio grow. Take a look what happens if I could actualise 8% returns annually while contributing £100 a month — I’m using £12,500 as my starting figure.

After 30 years, I’d have almost £300,000. And with £300,000, I could generate around £21,800 a year in the 30th year.

Created at thecalculatorsite.com

Making wise choices

The only problem is, many novice investors lose money. And if I lose 50%, I’ve got to gain 100% to be back where I was.

The key is research. By thoroughly researching my investments and using platforms like The Motley Fool, I can make wiser investment decisions.

This may include practicing pound-cost-averaging or using a value investing approach. There’s certainly a lot to learn, but there are a host of resources to help me.

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

Friends and sisters exploring the outdoors together in Cornwall. They are standing with their arms around each other at the coast.
Investing Articles

£503 buys 14 shares in this FTSE 250 stock that returned 23.9% annually for the last 15 years

This FTSE 250 stock has averaged a huge return for 15 years. At today's price, £503 buys 14 shares. But…

Read more »

Black woman using loudspeaker to be heard
Investing Articles

£1,000 buys 25 shares in this FTSE 100 stock that’s returned 29.2% annually for the last 10 years

This FTSE 100 mining stock has returned close to 30% a year for a decade. At 3,995p, £1,000 buys 25…

Read more »

Female student sitting at the steps and using laptop
Investing Articles

Down 47%, is this growth stock finally worth buying in May?

With a £288m order book and a hidden pipeline of defence and nuclear contracts, is this growth stock now too…

Read more »

House models and one with REIT - standing for real estate investment trust - written on it.
Investing Articles

2 REITs yielding 7%+ to consider for passive income in 2026

A REIT backed by the NHS and another backed by Tesco and Sainsbury's with both yielding 7%+. Here's why I'm…

Read more »

Woman riding her old fashioned bicycle along the Beach Esplanade at Aberdeen, Scotland.
Investing Articles

Just 97 shares of this UK dividend stock generate £238 in passive income

A 5.7% yield, £238 in passive income from just 97 shares, and one of the most divisive dividend stocks on…

Read more »

ISA coins
Investing Articles

£10,000 in an ISA generates a second income of…

The London Stock Exchange is home to some of the world's most generous dividends. But how big a second income…

Read more »

Shot of a senior man drinking coffee and looking thoughtfully out of a window
Investing Articles

Expert recommendations: 2 top income stocks yielding 7%+!

With yields of 7.2% and 7.8% respectively, these two income stocks are catching the eyes of institutional analysts. Should investors…

Read more »

Illustration of flames over a black background
Investing Articles

3 top income-focused stocks to buy in May 2026, according to experts

Looking for a stock to buy for income in May 2026? Experts have flagged these three UK dividend shares as…

Read more »