Have a Baby by Me Baby, Be a Millionaire
How Investing for Your Children Can Leave Them Set for Life
Every parent wants to give their children a head start in life. It might look like extracurricular activities that build their confidence, a deposit on their first home, seed money for a business, or a pension that quietly compounds in the background for decades. Whatever form it takes, the tools already exist — and with the right account, the right investment, and time on your side, a million-pound head start is genuinely within reach. This is how.
Why Starting Early Is Everything
Time is the single most valuable ingredient in investing, and a newborn has more of it than anyone. ⏳
Consider this: if you invest just £50 a month for a child from the day they’re born, into a fund growing at 8% a year, by the time they reach 57 they’d have close to £700,000 — from a total of just over £34,000 contributed. That’s not a typo. The rest is compound growth doing its work silently over five decades.
The question isn’t whether to invest for your children. It’s where and the earlier you start, the less it costs you to make a real difference.
It’s Not Just a UK Idea 🌍
Before we look at what’s available here, it’s worth knowing that governments around the world have arrived at the same conclusion: get money working for children early.
The United States launched “Trump Accounts” on 4 July 2026. Every American child born between 2025 and 2028 receives a $1,000 government seed contribution, invested in a US stock index fund. Parents can add up to $5,000 per year. Employers can also contribute up to $2,500 annually — think of it like how UK employers pay into a workplace pension, except it goes into your child’s account instead, as a tax-free staff benefit. The accounts grow tax-deferred and convert into a personal retirement account (similar to a SIPP) when the child reaches adulthood. Over 6.5 million families had signed up at launch.
Singapore runs one of the most generous child savings systems in the world. The Baby Bonus scheme provides cash at birth, a government co-matching account (up to $10,000 for later-born children), and from July 2026, an additional S$500 in credits for all children under 12.
Canada has offered education savings plans for decades — the government adds a 20% grant on up to $2,500 of contributions per year, with extra support for lower-income families.
The pattern is consistent everywhere: start early, attach a government incentive, let compounding do the rest. The UK has its own versions of this logic.
Junior ISA: The Most Popular Starting Point
A Junior Individual Savings Account (JISA) is the most widely used investment wrapper for children in the UK — flexible, simple, and genuinely tax-efficient. 📈
How it works
Any child under 18 living in the UK can have a JISA. A parent or guardian opens and manages the account, but once it’s set up, contributions can come from anyone — grandparents, godparents, aunts, uncles, family friends. If someone wants to give your child money for Christmas rather than another toy, this is where it can go. The annual allowance for 2026/27 is £9,000, confirmed at this level until at least 2030/31.
That £9,000 can be split across two types:
Cash Junior ISA — essentially a savings account; top rates currently around 3.85%
Stocks and Shares Junior ISA — money invested in funds, shares, or ETFs with the potential for higher long-term growth
All growth and income inside a JISA is completely free from income tax and capital gains tax. At 18, the account automatically converts into an adult ISA — the tax benefits carry over.
The catch: it’s their money at 18
The moment your child turns 18, the money is entirely theirs with no restrictions. They could put it towards a house deposit or spend it in Ibiza. For some families that’s a feature; for others, it’s worth having a conversation before then.
Pros
Simple and accessible — anyone can contribute (the parent manages the account, but contributions can come from family and friends)
£9,000 annual allowance per child
No tax on growth or income
Converts to an adult ISA at 18
Wide choice of investments
Cons
Child gets full control at 18 — no conditions attached
Cash JISA rates are likely to lag inflation over long periods
Unused allowance cannot be carried forward year to year
Cannot be accessed early, even in family emergencies
Junior SIPP: Powerful, and Most Parents Have Never Heard of It🔒
A Junior Self-Invested Personal Pension sounds like a strange thing to open for a baby and it's one most parents have never come across.
How it works
A parent or guardian opens the pension in the child’s name. You put in up to £2,880 a year, and the government automatically tops it up to £3,600 — a free 25% bonus, even though your child pays no tax.
The money can be invested in funds, shares, ETFs etc. All growth is sheltered from income tax and capital gains tax. The parent manages the account until the child turns 18, at which point the child takes ownership — but cannot access the money until the minimum pension age, rising to 57 from April 2028.
The maths is crazy
If you contribute the maximum £2,880 each year from birth to 18 (the government tops it up to £3,600), at 8% annual growth the pot at 57 would exceed £2.7 million — from a total of around £51,840 put in by the parent. The rest is tax relief and nearly six decades of compounding.
Pros
Government adds 25% tax relief instantly (£2,880 in → £3,600 in the pot)
Extraordinary compounding over a 50+ year horizon
Full tax shelter on all growth and income
Powerful tool for grandparents thinking about inheritance planning
Cons
Locked until age 57 — your child cannot touch it for decades
Lower annual limit than a JISA (£3,600 gross vs. £9,000)
From April 2027, pensions will become subject to inheritance tax on death
May feel too restrictive if the family expects to pass on other assets
JISA vs Junior SIPP: Which Should You Choose?
Both have a place and you can open both. But if you have to choose, it comes down to what you want the money to do.
I personally lean towards the Junior ISA. Life happens well before retirement. At 18, your child might want a deposit on their first flat, money to start a business, funds to travel before settling down, or just the financial confidence to take a risk on something they believe in. Buying a first car, going to university, seeing the world, starting something from scratch. The JISA can be there for all of it. 🚗🎓✈️🏠
The Junior SIPP, by contrast, is more restrictive. Your child won’t see that money until their late fifties. But that constraint is precisely its superpower. The longer the money sits untouched, the more ferociously it compounds. The government top-up also makes every contribution go further from day one.
Short version: JISA for the early chapters of life, Junior SIPP for the final act. If you can do both, do both.
What Should You Actually Invest In?
Opening the account is only the first step. What you put inside it matters just as much. 📊
For a child’s account, the time horizon is extraordinarily long, potentially 18 years to a JISA, 57 years to a pension. That length of runway changes everything. Short-term market falls that make adult investors anxious become almost irrelevant over these timeframes. A downturn when your child is five is a buying opportunity, not a crisis.
This means you can afford to be genuinely growth-oriented and take on more risk than you would in your own portfolio.
Global equity index funds are the natural starting point. Low-cost funds that track the entire world stock market, giving broad diversification without the need to pick individual stocks. Historically, global equities have returned around 7–10% annually over long periods.
Emerging market funds offer higher risk for higher potential reward. Countries like India, Brazil, and Southeast Asia are earlier in their growth cycle than developed markets, which can mean stronger long-run returns alongside more volatility. Worth including as part of a diversified mix.
Thematic funds — focused on long-term trends like technology, clean energy, healthcare, AI, are higher risk, but you're essentially backing where the world is heading.
What you generally don’t need: bonds, money market funds, or other capital-preservation tools. Those exist for investors who can’t afford to ride out a downturn. A newborn has all the time in the world.
The simplest, most proven approach: a low-cost global index fund, contributed to consistently, left alone to grow.
One Last Thing 🙏
For those of you who follow this newsletter for the practical financial content, thank you. Wednesdays stay exactly as they are.
But starting this Sunday, I’m going to try something new. Faith is a big part of my life, and I’ve been thinking for a while about creating space for that here. From this Sunday, I’ll be sharing the spiritual side of finance as well as faith-related content to help you grow personally and spiritually.
I’ll be honest: this is an experiment, and I’m trying it for a few months. I’d genuinely love your feedback on it. If it resonates, great. If it doesn’t fit what you come here for, let me know and we’ll go back to the current format. Either way, I appreciate you being here 🙌
