Investment Property Adelaide: 2026 Market Guide

By Mossy Taheri, licensed buyer’s agent · Updated 25 October 2026 · Data to 30 September 2026

Adelaide property market at a glance

Adelaide was long the quiet achiever among the capitals. Low supply, a tight rental market and relatively affordable prices drew investors from interstate, and typical house values rose about three-quarters in five years. Its median house value is now just under $1 million. The economy is anchored in health, education, government and defence, including long-term naval shipbuilding at Osborne.

Median house value · Cotality, Sep 2026

$990,531

Median unit value · Cotality, Sep 2026

$674,188

House values, past 12 months · Cotality, Sep 2026

+6.5%

Unit values, past 12 months · Cotality, Sep 2026

+6.2%

Gross rental yield, houses · Cotality, Sep 2026

3.5%

Gross rental yield, units · Cotality, Sep 2026

4.5%

Rental vacancy rate · SQM, Sep 2026

0.6%

Houses, 10-year growth · HtAG

8.9% a year

Typical house rent · HtAG

$641 a week

Sources are listed with each figure; see the full list at the end of this guide. HtAG figures cover Greater Adelaide (20 council areas), to 30 September 2026.

Adelaide property prices and growth

The past year

Cotality's index shows Adelaide house values up 6.5% and unit values up 6.2% over the 12 months to September 2026, slower than in recent years. Values fell 2.7% over the September quarter, a gentler decline than in Sydney, Melbourne, Brisbane or Perth.

The long run

Over the longer run, HtAG's data shows typical house values across Greater Adelaide growing 11.7% a year over five years and 8.9% a year over 10. Units grew 12.3% a year over five years. Gawler, Playford, Mount Barker and Onkaparinga have led over 10 years, while established inner councils such as Unley and the City of Adelaide grew more slowly.

Past 12 months: Cotality, 12 months to September 2026. Three, five and 10 years: annual compound growth in typical values, HtAG Analytics, to 30 September 2026, averaged across 20 council areas weighted by sales. HtAG’s values are modelled and smoothed, so they react to turning points more slowly than Cotality’s monthly index.

At 8.9% a year, a house worth $500,000 in 2016 would be worth about $1,175,000 today. That’s an average: individual suburbs and properties did much better or worse, and past growth is no guide to the future. Model your own scenarios in the property growth calculator.

Rents, yields and vacancy in Adelaide

Adelaide rents have grown about 9% a year over five years for houses and units, and 5.8% over the year to August 2026 (Cotality). A typical house rents for about $641 a week, from around $536 in Playford to $826 in Walkerville. Gross yields are 3.5% for houses and 4.5% for units. Much of the city's housing is older, so budget for maintenance when you work out the yield.

Rents: HtAG Analytics typical weekly rent, September 2026, averaged across council areas weighted by rental listings. Gross yield: Cotality, September 2026. Vacancy: SQM Research, September 2026.

Gross yield is a first filter, not the whole story. Test the cash flow of a specific property, after interest, rates, insurance, management and maintenance, in the property cash flow calculator.

Adelaide council areas compared

The outer northern, southern and hills councils have led long-term growth, helped by lower entry prices and new estates. Inner and eastern councils remain more expensive and have grown more slowly.

HtAG Analytics, typical weekly rents and annual compound growth in typical values, to 30 September 2026. Council figures hide big differences between suburbs, and a dash means there weren’t enough sales for a reliable figure.

What drives the Adelaide property market

Adelaide is the capital of South Australia and home to most of the state's population and jobs. Its economy draws on health, education, government, advanced manufacturing and defence. Naval shipbuilding at Osborne, along with the wider defence industry, is a long-term source of skilled employment in the north-west of the city.

Health and research are another anchor. The Royal Adelaide Hospital and the neighbouring health and biomedical precinct sit on the western edge of the CBD, and the Lot Fourteen innovation precinct occupies the former hospital site. The city's universities add demand for rentals near their campuses and the city centre. Adelaide Airport and the Port Adelaide area support logistics and freight jobs on the city's western side.

The housing market is made up largely of detached homes, from older villas and character homes in the inner suburbs to post-war houses and newer estates further out. Some suburbs still contain a share of public housing, which can affect how an area is perceived and how it changes over time. Because so much of the stock is older, the condition of the building matters as much as the location. Some older suburbs have also seen knock-down rebuilds and subdivisions where zoning allows, which can change the character and supply of housing in a street over time.

What to check before you buy in Adelaide

• Defence and manufacturing jobs

  Long-term projects in the north-west support employment in nearby suburbs.

• Reactive soils

  Many areas sit on reactive clay, so structural movement and cracking are checked in every building inspection.

• Heritage and character zoning

  Older inner suburbs often carry character or heritage zoning that limits changes to the home.

• Public housing mix

  The share and location of public housing in a street or suburb is part of area research.

• Bushfire and flood mapping

  Properties near the Adelaide Hills and along watercourses are checked against hazard mapping for insurance and lending.

What to watch in Adelaide in 2026 and 2027

• Defence. Naval shipbuilding at Osborne, including the AUKUS submarine program, is a long-term source of skilled jobs in the city's north-west.
• Slowing growth. Values fell in the September quarter after five strong years. That is normal as prices rise relative to incomes, and it makes the price you pay matter more.
• North–South Corridor. The final River Torrens to Darlington section is under construction, which will affect access and amenity along South Road during and after the works.
• Land supply. New land releases in the outer north and south, planned under the state's long-term growth plan, could add supply in those areas.
• The 2027 tax changes. From 1 July 2027, net rental losses on established homes bought after 7:30pm AEST on 12 May 2026 can no longer reduce tax on your salary; new builds keep negative gearing. The 50% capital gains discount is also being replaced by indexation for gains after that date. Read what the negative gearing reform means.

Buying costs for investors in South Australia

Stamp duty is the biggest upfront cost after your deposit. At 2026-27 general rates, transfer duty on an investment property in South Australia is:

Add legal and conveyancing fees, building and pest inspections, loan costs and lenders mortgage insurance if you borrow more than 80%. Land tax may apply each year depending on the land value you hold in South Australia. Estimate them in the SA stamp duty calculator, the purchase cost calculator and the land tax calculator.

Is Adelaide a good place to invest in 2026?

Adelaide combines a relatively affordable entry point for a capital, a very tight rental market and an economy with long-term defence and health anchors. It has already grown strongly and values eased in the September quarter, so buyers pay more than investors did a few years ago, and rents are now rising more slowly than they were. It suits investors who choose houses with good land content and inspect older homes carefully.

We don’t start with a city. We start with your budget, borrowing power and goals, then test Adelaide against every market that fits, down to the suburb, street and property. See how we buy in Adelaide as a buyers agent, or book a free discovery call.