Everything you need to know - grants, real costs, construction loans, where to build, and how to avoid the mistakes that cost first home buyers thousands. Independent advice, no sales pitch.

By George Giannakakis · M.Arch · RLA300580 · HIA Industry Judge
Last reviewed: · How we research
South Australia has some of the most generous first home buyer incentives in the country. These are the grants and saving available to you right now:
A one-off $15,000 grant for first home buyers building or buying a new home in South Australia. Since June 2024, there is no property value cap. You must live in the home for at least 6 months.
RevenueSA - FHOGFirst home buyers pay zero stamp duty on new homes valued up to $650,000. For homes between $650,000 and $700,000, a partial concession applies. This can save you over $21,000 in upfront costs.
RevenueSA - Stamp DutyFormerly the First Home Guarantee. Renamed and expanded from 1 October 2025: eligible first home buyers can buy with as little as 5% deposit and no Lenders Mortgage Insurance (LMI). Single parents and eligible legal guardians can use a 2% deposit. Income caps were removed and places are now unlimited from 1 October 2025. Property price caps apply by region - confirm the current Adelaide cap with your lender before relying on a specific figure.
Housing Australia - 5% Deposit SchemeWithdraw voluntary super contributions (up to $50,000) for a first home deposit. Contributions are taxed at 15% going in, which is typically lower than your marginal tax rate. Requires advance planning as you need to have made voluntary contributions before applying.
ATO - FHSSSBased on an eligible first home buyer building a $550,000 home in SA with a 5% deposit under the Australian Government 5% Deposit Scheme. Actual savings depend on individual circumstances.
The advertised price of a house and land package is the starting point, not the finish line. This is what a realistic first home budget looks like in Adelaide:
| Cost Item | Typical Range | |
|---|---|---|
| Land (growth suburb) | $170,000 - $350,000 | |
| Construction (3-4 bed home) | $280,000 - $450,000 | |
| Site costs | $10,000 - $50,000+ | |
| Essential upgrades | $15,000 - $40,000 | |
| Landscaping & fencing | $10,000 - $30,000 | |
| Council & connection fees | $3,000 - $8,000 | |
| Legal & conveyancing | $1,500 - $3,000 | |
| Realistic Total Budget | $650,000 - $850,000+ | |
Budget tip: Always hold 10-15% above your builder quote for site costs, variations, and unexpected expenses. A $450,000 build should have a $500,000+ total budget.
Building a home uses a different loan structure to buying an existing property. This is how construction loans work:
Money is released in stages as your home is built - typically at slab, frame, lock-up, fit-out, and completion. You only pay interest on the amount drawn down, not the full loan.
During the build (8-14 months), you pay interest only on the drawn amount. Once complete, the loan converts to a standard principal and interest home loan.
If buying land separately, you may need a land loan first (with principal and interest repayments), then a construction loan when building starts. Some lenders combine these.
Most construction loans are variable rate during the build. You can often fix the rate once the loan converts to a standard mortgage after completion.
Your builder invoices at each stage. The bank sends a valuer to confirm the work before releasing the next payment. This protects you from paying ahead of progress.
Pro tip: Use a mortgage broker who specialises in construction lending. They understand the nuances of progress payments, builder requirements, and can often access better rates than going directly to a bank. Their service is free to you.
All Australian mortgage and finance brokers operate under an Australian Credit Licence or AFSL. Look any broker up on the ASIC register before signing an authority.
Construction-loan specialists
Equable, BuildPilot's exclusive construction-finance partner, focuses only on building loans. They'll map FHOG, stamp-duty exemption and 5% Deposit Scheme eligibility specific to the build path you're considering, so you know exactly where you stand before signing land or builder contracts.

These Adelaide suburbs offer the best combination of affordability, growth potential, and lifestyle for first home buyers:
| Area | Market Position |
|---|---|
| Two Wells / Virginia | Entry-level area |
| Munno Para / Andrews Farm | Entry-level area |
| Angle Vale / Eyre | Affordable growth area |
| Seaford / Moana | Coastal lifestyle |
| Aldinga / Sellicks | Affordable south |
| Mount Barker | Hills lifestyle |
| Gawler / Hewett | Affordable north-east |
Entry-level house and land packages in Adelaide currently start from around $650,000 in the most affordable growth areas. All areas shown qualify for the $15,000 FHOG and stamp duty exemption (under $650K).
For detailed guides on each area, see our Northern Suburbs or complete House and Land guide. Planning to visit display homes? Take our free checklist with you.
Building your first home is a 7-step process. This is what each stage involves and how long it takes:
Check your borrowing capacity. Save your deposit (or investigate the FHSSS). Get pre-approval from a lender or mortgage broker. Understand your total budget including all costs beyond the build price.
Explore suburbs that fit your budget and lifestyle. Visit display homes to calibrate expectations. Use our display home checklist to compare builders properly.
Compare 3-5 builders on the same criteria. Get detailed quotes with the same inclusions. Check reviews, visit completed homes, and ask for references.
Purchase land or lock in a house and land package. Get a soil test before committing. Check land registration timelines - some estates have 6-12 month waits.
Have the contract reviewed by a solicitor or BuildPilot One on One Support. Understand site costs, PC allowances, completion dates, and what happens if you want changes.
Lodge your FHOG through your lender or RevenueSA. Apply for the Australian Government 5% Deposit Scheme through a participating lender if eligible. Convert your pre-approval to formal approval.
Monitor progress at key stages (slab, frame, lock-up, fix, completion). Arrange independent inspections. Complete your handover checklist and enjoy your new home.
These are the patterns we see most often. Being aware of them puts you in a much stronger position:
The advertised package price is the starting point. Site costs, upgrades, landscaping, fencing, window coverings, and connection fees add $30,000-$80,000+ to the final cost. Always work with a total budget, not the base price.
A $500 soil test before buying land can save you $20,000+ in unexpected site costs. Reactive soil, rock, or fill can dramatically increase your foundation costs. Never skip this step.
The cheapest quote often excludes items other builders include as standard. Compare total costs with the same inclusions. A slightly more expensive builder with better inclusions can actually be cheaper overall.
Display homes include $80,000-$150,000 in upgrades. The base specification is significantly different. Ask for the standard inclusions list and compare it to what you see in the display before getting excited about a price.
Beyond the build, factor in council rates, water, electricity, internet, home and contents insurance, and maintenance. A larger home in a premium area costs more to run. Make sure your budget covers the first year of living costs too.
Many first home buyers miss out on the FHSSS (withdrawing super contributions) or fail to time their FHOG application correctly. Research every grant you qualify for before signing anything.
The builder you choose has a bigger impact on your experience than almost any other decision. Focus on these things as a first home buyer:
Look for builders who include more in their base price rather than those with a low headline figure and expensive upgrades.
Read reviews focusing on communication, not just the finished product. First-timers need a builder who explains things clearly.
Some builders specialise in first homes and understand your budget constraints. They know how to maximise value within a tight budget.
Ask how each builder handles site cost variations. Some absorb minor overruns; others pass every dollar on to you.
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Want help choosing a builder? BuildPilot matches first home buyers with partner builders suited to your budget and requirements. Browsing builders, designs and suburbs is free - for contract reviews, quote comparison and independent input throughout the build, see One on One Support.
Once you have a shortlist, check each builder's licence and ABN on the public registers before signing a contract or paying a deposit.
Most lenders require a 5-20% deposit. Under the Australian Government 5% Deposit Scheme (formerly the First Home Guarantee), eligible first home buyers can purchase with just 5% deposit and no Lenders Mortgage Insurance (LMI), and single parents/eligible legal guardians can use a 2% deposit. From 1 October 2025 the scheme runs with unlimited places and no income caps. For a $550,000 home, 5% means $27,500 of deposit. The $15,000 FHOG and FHSSS (up to $50,000 from super) can further reduce the cash you need upfront.
Client case studies
Ochieng Residence
A first home buyer guided from land purchase through to a budget-friendly custom design in Morphett Vale.
Read the case studyFamily Extension Project
A staged renovation and extension in Gilles Plains, structured so the family could deliver parts of the home themselves.
Read the case studyWe specialise in helping first home buyers navigate the building process. Tell us your budget and what you are looking for, and we will match you with the right builder. Independent, no obligation.
All government data verified against the listed primary sources at time of publication. Figures are reviewed at least quarterly.
Working out your total budget? Read our independent Adelaide Build Cost Report 2026 for per-sqm rates, site-cost ranges and the hidden line items most quotes leave out.
Disclaimer: This guide is for general information only. Grant amounts, eligibility criteria, and property value thresholds are subject to change by government policy. Verify current details with RevenueSA and Housing Australia. Cost estimates are indicative based on typical Adelaide projects as of February 2026. BuildPilot is an independent home-build CoPilot and is not a builder, developer, lender, or financial adviser. Seek professional advice before making financial decisions.
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