St Marys, SA 5042

Property data updated 3,010 residents
Last 12 months snapshot
53 sales · 67 leases · Refreshed July 2026

St Marys property market

St Marys's four markets run roughly even — unit rentals just edge ahead, with 34 leases at $480 a week (up) as of July 2026, renting out in about 16 days, with 2-bedroom homes making up around 80%.

House sales follow closely, with 34 sales at around $1.039M (up), taking about 19 days to sell, with 3-bedroom homes making up around two-thirds. Rounding it out, 33 house rentals at $678 a week (up), among the country's strongest house rent gains. 19 unit sales at around $500.5k (more sought-after than most unit markets in SA).

House covers houses, duplexes, semi-detached and terraces; Unit covers apartments, units, townhouses and villas.

Census · ABS 2021

St Marys demographics & population

Population
3,010
Median age
35yrs
Avg household
2.4people
Male · Female
50% · 50%
Owner-occupied
Renting
Lone person
Couples, no kids
Born overseas
Year 12+

Census data sourced from the Australian Bureau of Statistics — © Commonwealth of Australia, 2021 Census of Population and Housing and Socio-Economic Indexes for Areas (SEIFA) 2021 · Shares, ratios and percentiles shown are Micromarkets transformations of that data · licensed CC BY 4.0.

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Property market