By the start of 2026, more than half of working Australians were either earning money from a side income or seriously planning to start one. That figure — 55% from Westpac research published in November 2025 — tells you something about where the country’s labour market is heading. The old idea that a single job covers everything is thinning out fast. Rising living costs, wage growth that hasn’t kept pace, and the sheer range of digital platforms now available mean more people are building a second income alongside their main role.
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This article is general information only and does not constitute professional advice. For your specific situation, consult a qualified professional.
That 27% figure is the active group — people already doing it. Another 28% say they plan to launch something within the next twelve months. The Small Business Connections analysis shows 77% of side hustlers are doing it for the extra income, and for women and people in regional Australia that number rises to 83%. Queensland leads the country with 34% of people running an active side hustle, followed by 28% in Victoria and 23% in NSW and the ACT. The gap between metro and regional areas is barely there — 27% versus 28%. This isn’t a city thing.
What matters now is understanding what actually works, what the tax office expects, and where the real risks sit. The 9-to-5 isn’t disappearing, but relying on it alone is becoming a harder position to defend. Building financial resilience in this environment means knowing how to build a second income without falling into traps that cost you time and money. Here’s what you actually need to know.
Four Things to Know Before You Start
Before we go further, a quick definition. A side hustle is any paid work you do outside your main job. It can be freelancing, online tutoring, selling products, driving for a delivery service, or creating content. The key word is supplementary — it sits alongside your primary income, not instead of it.
What I tend to notice is that people jump into the wrong type of side income first — the one that sounds easiest rather than the one that pays best for their actual skills. The data backs this up. The highest-paying digital side hustles like online tutoring (~$101 per hour) and specialist consulting ($100–$300 per hour) require existing expertise, but they also deliver far more per hour than delivery driving. Worth weighing against your own situation before you decide.
What the ATO Expects From Your Side Income
This is the part most guides skate over, and it’s the one that can cost you. The Australian Tax Office uses data-matching across bank accounts, payment platforms, and gig-economy apps. If you earn money through Airtasker, Uber, Upwork, or even PayPal, the ATO already has visibility on it. All side income must be declared in your annual tax return regardless of the amount. There is no “small earnings” exemption.
You also need an Australian Business Number (ABN). It’s free to apply for, and you can do it online through the Australian Business Register. Without one, some platforms take a higher rate of withholding tax, and you risk being classified as a contractor without proper documentation. More importantly, GST registration becomes mandatory if your side hustle income exceeds $75,000 in any 12-month period. For rideshare and taxi drivers, GST registration is required from day one, regardless of earnings.
On the flip side, you can claim deductions for legitimate business expenses — equipment, software, professional development, and a portion of your home office costs if you use it regularly for side income work. The key is keeping records. Without receipts, bank statements, or a log of hours, the ATO will disallow the claim. The average side hustler earns around $736 per month, or about $8,800 per year. Two thirds earn under $500 per month, while roughly one in five earns $1,000 or more. At those levels, the tax bill is manageable, but it still needs to be reported correctly.
If you’re unsure about how to structure your side income for tax purposes, getting professional input early can save you headaches later. A service like JustAnswer Business connects you with qualified accountants and tax advisors who can answer specific questions about deductions, GST registration, and record-keeping without the cost of a full ongoing engagement.
Where New Side Hustlers Tend to Trip Up
Treating Side Income Like Untaxable Pocket Money
The most common error is assuming small amounts don’t need to be declared. The ATO’s data-matching system captures payments from digital platforms, bank transfers, and even peer-to-peer transactions. A freelance writer earning $200 a month through Upwork might think it’s too small to matter, but over a year that’s $2,400 of undeclared income. If the ATO flags it, you face back taxes, interest, and potential penalties calculated on the amount owed. The fix is simple: declare everything, even if it’s under $100. The ATO’s own guidance is clear that all income from personal exertion must be reported.
Working Without an ABN
Many side hustlers start without an ABN because they don’t think they need one. Technically, if you’re providing services as a sole trader, you don’t need an ABN unless your annual turnover is over $75,000. But here’s the catch: without an ABN, your clients or platforms are required to withhold 47% of your payment for the PAYG system. That’s a big chunk of money sitting with the ATO until you lodge your tax return. Getting an ABN takes about 20 minutes online and costs nothing. It also makes you look more professional and opens up access to business deductions.
Mixing Personal and Business Finances
Using your personal bank account for side income transactions is manageable at very small volumes, but it creates a record-keeping nightmare. When tax time comes, you have to go through every transaction to separate business income from personal spending. The ATO expects clear records. Opening a separate bank account for your side income — even a basic fee-free one — makes lodgement much simpler. If you use accounting software, it can automatically categorise income and expenses, and you can claim the software cost as a deduction. The 18–34 age group runs an average of 1.75 side hustles per person, and without separate accounts, tracking which income belongs to which activity becomes nearly impossible. That’s the one that tends to cost people the most at tax time.
Ignoring Superannuation
Side income earned as a sole trader or contractor doesn’t come with mandatory super contributions from an employer. If you earn $10,000 from freelance work and don’t make voluntary contributions, you’re losing the compounding growth on that money. Some gig platforms now offer micro-contribution tools, but most don’t. Setting up a regular transfer to a second super account — or your existing one — is straightforward and can be claimed as a tax deduction up to the concessional cap.
Building a Side Income Stream That Actually Works
Choosing the Right Type of Work
The data points to a clear split between two broad categories. Traditional gigs — delivery driving, rideshare, manual task work — average around $33 per hour. Sofa side hustles — digital, remote, skills-based work — average $44 per hour. The difference adds up fast. Online tutoring sits at roughly $101 per hour, and specialist consulting runs $100–$300 per hour depending on the field. Freelance writing, web development, graphic design, and bookkeeping form the middle tier of digital work. The most advertised gig in Australia is delivery driving, with over 4,200 roles listed at any time, so it’s the easiest to start. But easier doesn’t always mean better. The choice depends on whether you have a skill you can sell remotely, or whether you’re better off trading time for a straightforward hourly rate.
→ Scroll right to see all columns
| Income Type | Average Hourly Rate | Startup Cost | GST Risk |
|---|---|---|---|
| Delivery driving | $33 | Low (vehicle + insurance) | Day one for rideshare/taxi |
| Freelance writing | $44 | Low (laptop + portfolio) | Over $75k turnover |
| Graphic design | $44 | Medium (software + portfolio) | Over $75k turnover |
| Online tutoring | $101 | Low (qualifications + platform) | Over $75k turnover |
| Specialist consulting | $100–$300 | Low (expertise + network) | Over $75k turnover |
Setting Up the Legal and Administrative Side
Once you’ve picked your type of work, the setup is straightforward. Apply for an ABN online through the Australian Business Register — it’s free and takes effect immediately. If you’re renting or using a vehicle, check whether your existing insurance covers business use. Many policies exclude it, and a claim could be rejected if you’re using the car for delivery work. Open a separate bank account for side income. If you’re selling products online, platforms like Shopify handle payment processing, tax calculations, and inventory management in one place, which simplifies record-keeping from day one. For remote freelancers, a business VPN is a legitimate deduction and helps protect client data when working from public or shared networks.
Managing Tax and Compliance Month to Month
Rather than waiting until June, set aside a percentage of every side income payment into a separate savings account. Twenty to thirty percent is a reasonable rule of thumb for most people, depending on your marginal tax rate. If you’re registered for GST, you need to lodge Business Activity Statements quarterly or annually, and you must issue tax invoices for any sale over $82.50 (including GST). Keep digital copies of all receipts — the ATO accepts scanned and photographed records as long as they’re legible. Accounting software can automate most of this, and the subscription cost is deductible.
What’s Changing in 2026 and Beyond
The regulatory environment is tightening. The ATO has expanded its data-matching program to include more gig-economy platforms and online marketplaces, and there’s discussion about lowering the GST registration threshold for digital services. The instant asset write-off for eligible small businesses remains available, but it’s reviewed annually in the federal budget. For side hustlers earning over $75,000, the shift to mandatory e-invoicing for government transactions is worth watching. If you’re using a side hustle as a rehearsal for full-time self-employment, the transition to managing your own superannuation contributions becomes a key consideration. The rules around voluntary contributions and the concessional caps don’t change when you go from side income to primary income, but the amounts do.
Frequently Asked Questions About Side Income in Australia
Do I need to register for GST if my side hustle earns under $75,000? ▾
Can I claim a home office deduction for side hustle work? ▾
What happens if I don’t declare side income and the ATO finds out? ▾
Is it better to be a sole trader or a company for side income? ▾
Can I run multiple side hustles under one ABN? ▾
Do I need insurance for my side hustle? ▾
The 9-to-5 Isn’t Dead — But It’s No Longer Enough
More than a quarter of working Australians are already running a side income, and another quarter are seriously considering it. That’s not a trend — it’s a structural shift in how people organise their working lives. The 9-to-5 job still exists, and for most people it remains the primary source of income and stability. But relying on it as the sole source of financial security is becoming harder to justify when the data shows that the average side hustle brings in nearly $8,800 a year, and digital skills can push that figure much higher.
Remember: this article is general information only. For advice on your specific situation, speak to a qualified professional.
If this was useful, you might also want to read How to Leverage Social Media to Grow an Australian Business Faster.
Sources and Further Reading
Building Resilience: How Aussie Businesses Can Prepare for Economic Uncertainty — Practical strategies for managing financial risk and maintaining stability when the economy shifts.
The Generation Z Effect: Shaping the Future of Australian Business and Consumption — How younger workers are redefining employment, income, and the gig economy in Australia.
Westpac (2025). Side hustle trends in Australia. 🔗
Small Business Connections (2025). The side hustle boom: 55% of Australians are juggling extra jobs in 2025. 🔗
Preply (2025). Best paid side hustles in Australia. 🔗
BizCover (2025). Revealed: The most in-demand and best-earning side hustles in Australia for 2025. 🔗
