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St Marys suburb profile

St Marys is an inner-southern Adelaide suburb of quiet, tree-lined streets and modest single-storey homes, where interwar cottages sit alongside more recent low-rise infill. It is primarily residential, anchored by a small local shopping strip and pocket parks that meet everyday needs, and attracts a mix of long-term locals, young families and commuters looking for a practical, low-key lifestyle. Regular bus services and straightforward road links make the city and larger centres easy to reach, while nearby recreational reserves and community facilities support an active neighbourhood without a heavy commercial feel.

St Marys property market performance

Current median dwelling price$748,500Past 3 months

Property growth+9.7%Past 12 months

Like many smaller suburbs, St Marys has relatively few recent property sales, so there isn't enough data to publish a reliable median price for houses or units. The figures that are available show house values have risen sharply, up 11.6% over the last 12 months, while unit values increased a solid 7.8% over the same period; house values rose faster than unit values.

In the past three months 9 houses and 2 units sold. Houses took a median 58 days to sell over the last 12 months, compared with 40 days for units, so units sold more quickly than houses.

The rental market in St Marys had house rents averaging $670 a week, up sharply 11.7% over the last 12 months, and unit rents averaging $480 a week, up a solid 6.7% over the year; house rents grew faster than unit rents.

HousesUnits
Median price
Past 3 months
N/AN/A
Change in value
Past 12 months
11.6%7.8%
Sold
Past 3 months
92
Median days on market
Past 12 months
5840
Average rent
Past 12 months
$670$480
Change in rent
Past 12 months
11.7%6.7%

5 year median price trend for houses and units

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St Marys demographics

The community numbers 3,010 people, with a median age of 35 and a median household income of $1,490 a week, roughly $77,480 a year.

Among families, couple families with children are the largest group at 44.0%. Together with couple families without children (37.2%), they account for about four in five families. One-parent families make up 16.9% and other families 1.9%.

In St Marys, most homes are owner-occupied, accounting for 63.4% of dwellings (38.5% owned with a mortgage and 24.9% owned outright), while 36.5% of homes are rented.

Suburbs near St Marys

Some popular suburbs near St Marys include:

  • Clovelly Park: Established residential suburb with mature trees and suburban shopping facilities.
  • Pasadena: Leafy, mostly residential suburb with several pocket reserves.
  • Tonsley: Industrial and innovation area with light industry and new commercial spaces.
  • Daw Park: Quiet, leafy suburb characterised by post-war homes and established streets.
  • Mitchell Park: Family-oriented suburb with parks and a mix of older and newer homes.

How does St Marys compare to nearby suburbs?

  • Median house prices: St Marys’s median house price is 12.7% higher than Clovelly Park’s.
  • House price growth: Over the past 12 months, house prices in St Marys have grown 0.1% higher than in Clovelly Park.
  • Unit price growth: Over the past 12 months, unit prices in St Marys have grown 1.0% higher than in Daw Park.
  • Selling speed for houses: Properties in nearby Clovelly Park are selling 13.8% faster than in St Marys.
  • Selling speed for units: Properties in St Marys are selling 21.6% faster than in Tonsley.
  • Investment considerations: In St Marys, the rental yield for house is 5.7% higher than the Adelaide average, while the rental yield for units is 2.2% lower.
  • House price growth: Over the past 12 months, house prices in St Marys have grown 8.0% higher than the average rate of growth across Adelaide.
  • Unit price growth:Over the past 12 months, unit prices in St Marys have grown 8.3% lower than the average rate of growth for units across Adelaide.

Choose the right real estate agents in St Marys

Choosing the right real estate agent in St Marys can have a big impact on your sale. While there are 29 real estate agents working in the suburb, but just 5 of them were responsible for 48.9% of all property sales over the past year, showing a strong footprint and track record in the area.

Commission rates typically range from 1.19% to 3.25%, depending on the agent and what’s included. Comparing both performance and fee structures can help you find someone who's well-suited to your needs, and set them up for a successful result.

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