St Marys vs Eden Hills

St Marys is the younger of the two, with a median age of 35 against 43 in Eden Hills. In both, most households own their home and most homes are detached houses. In Eden Hills, about half of households are couple families. Houses cost more in Eden Hills: a median of $1.19 million, against $1 million in St Marys, and rent is higher there too. St Marys is closer to the city centre: 10.5 km, against 14.6 km. On these figures, St Marys tends to suit young adults, people living alone, and buyers on a tighter budget, while Eden Hills suits couples.

Which one suits you?

There is no overall winner — the suburb that suits a family with school-age kids is routinely the wrong one for someone commuting into the city. So each of these answers its own question, against a checklist you can see, using the same figures in the tables below.

Families with school-age kids

Eden Hills

ahead on 4 of the 6 things we measure here

  • has more schools inside the suburb (3 vs 1)
  • carries lower crime risk (37/100 vs 85/100)
  • has more separate houses rather than flats (95% vs 67%)

Weighs schools, house stock, crime, parks, childcare, and who already lives there.

First-home buyers

St Marys

ahead on 2 of the 3 things we measure here

  • has cheaper houses ($1,000,000 vs $1,194,000)
  • has cheaper units ($522,500 vs $575,000)
  • But Eden Hills leaves households under less mortgage stress (21% vs 26%)

Weighs house prices, unit prices, and mortgage stress.

Renters

St Marys

ahead on 2 of the 3 things we measure here

  • has a bigger rental market to choose from (36% vs 12%)
  • has cheaper rent ($285/wk vs $388/wk)

Weighs rent, rental stress, and how much is for rent.

Commuting to the city

St Marys

ahead on 2 of the 4 things we measure here

  • has a shorter drive in (17 min vs 24 min)
  • sits closer to the CBD (10.5 km vs 14.6 km)

Weighs distance, drive time, rail access, and walkability.

Downsizers and retirees

They split

one each way, out of the 5 things we measure here

  • St Marys has more units and townhouses to downsize into (33% vs 5%)
  • Eden Hills carries lower crime risk (37/100 vs 85/100)

Weighs smaller dwellings, who already lives there, GPs, walkability, and crime.

Investors

St Marys

ahead on 2 of the 2 things we measure here

  • is growing faster (9.1% vs 1.3%)
  • returns a higher gross yield on houses (3.7% vs 2.9%)

Weighs house yield and population growth.

Where they sit

St Marys and Eden Hills drawn to the same scale. Both outlines are shown together, so the map answers whether they share a border and how their areas compare.

St Marys Eden Hills
Hides rows where both suburbs match

Bars start at zero. Scores, risks and rankings are drawn against their full 0–100 range; other rows are drawn in proportion to the larger of the two.

Side by side, out of 100

Risks are inverted — shown as safety and low exposure — so a longer bar always means better.

St Marys Eden Hills
Walkability 65 / 63
St Marys — Walkability: 65/100 Eden Hills — Walkability: 63/100
Safety 15 / 63
St Marys — Safety: 15/100 Eden Hills — Safety: 63/100
Low fire risk 79 / 79
St Marys — Low fire risk: 79/100 Eden Hills — Low fire risk: 79/100
Low flood risk 19 / 52
St Marys — Low flood risk: 19/100 Eden Hills — Low flood risk: 52/100

Demographics

Eden Hills has higher household incomes ($107,224 vs $77,480); Eden Hills rents higher ($388/wk vs $285/wk).

St Marys Eden Hills
Population 3,010 3,020
Population trend (2016 → 2021) +9.1% +1.3%
Median age 35 43
Median household income $77,480/yr $107,224/yr
+38% vs other
Median weekly rent $285/wk $388/wk
+36% vs other

Age profile

Share of residents in each band, 2021 Census.

St Marys Eden Hills
0-4 6.7% / 4.3%
St Marys — 0-4: 6.7% Eden Hills — 0-4: 4.3%
5-14 9.8% / 13.4%
St Marys — 5-14: 9.8% Eden Hills — 5-14: 13.4%
15-19 5.1% / 5.6%
St Marys — 15-19: 5.1% Eden Hills — 15-19: 5.6%
20-24 6.6% / 6.7%
St Marys — 20-24: 6.6% Eden Hills — 20-24: 6.7%
25-34 21.2% / 10.3%
St Marys — 25-34: 21.2% Eden Hills — 25-34: 10.3%
35-44 16.1% / 11.0%
St Marys — 35-44: 16.1% Eden Hills — 35-44: 11.0%
45-54 10.8% / 16.0%
St Marys — 45-54: 10.8% Eden Hills — 45-54: 16.0%
55-64 10.8% / 12.9%
St Marys — 55-64: 10.8% Eden Hills — 55-64: 12.9%
65-74 6.6% / 11.3%
St Marys — 65-74: 6.6% Eden Hills — 65-74: 11.3%
75-84 4.7% / 6.0%
St Marys — 75-84: 4.7% Eden Hills — 75-84: 6.0%
85+ 1.7% / 2.3%
St Marys — 85+: 1.7% Eden Hills — 85+: 2.3%

Bars are drawn against the largest share shown (21.2%).

Who lives together

Household composition, 2021 Census.

St Marys 36.2% couple families
St Marys — Couple Families: 36.2% St Marys — Lone Person: 40.9% St Marys — One Parent Families: 13.9% St Marys — Group Household: 7.4% St Marys — Other Families: 1.6%
Eden Hills 51.7% couple families
Eden Hills — Couple Families: 51.7% Eden Hills — Lone Person: 27.4% Eden Hills — One Parent Families: 16.4% Eden Hills — Group Household: 4.0% Eden Hills — Other Families: 0.6%
Couple Families Lone Person One Parent Families Group Household Other Families

Who owns and who rents

Occupied private dwellings by tenure, 2021 Census.

St Marys 36.5% renting
St Marys — Owned Outright: 24.9% St Marys — Mortgage: 38.5% St Marys — Renting: 36.5%
Eden Hills 11.9% renting
Eden Hills — Owned Outright: 41.9% Eden Hills — Mortgage: 46.2% Eden Hills — Renting: 11.9%
Owned outright Mortgage Renting

Qualifications

Highest non-school qualification, residents 15+, 2021 Census.

St Marys Eden Hills
Bachelor Degree 18.5% / 20.6%
St Marys — Bachelor Degree: 18.5% Eden Hills — Bachelor Degree: 20.6%
Certificate III & IV 12.5% / 12.9%
St Marys — Certificate III & IV: 12.5% Eden Hills — Certificate III & IV: 12.9%
Postgraduate Degree 7.6% / 9.3%
St Marys — Postgraduate Degree: 7.6% Eden Hills — Postgraduate Degree: 9.3%
Advanced Diploma / Diploma 7.7% / 8.3%
St Marys — Advanced Diploma / Diploma: 7.7% Eden Hills — Advanced Diploma / Diploma: 8.3%
Graduate Diploma / Certificate 1.8% / 4.0%
St Marys — Graduate Diploma / Certificate: 1.8% Eden Hills — Graduate Diploma / Certificate: 4.0%

Bars are drawn against the largest share shown (20.6%).

Where residents were born

Largest overseas birthplaces, as a share of all residents, 2021 Census. A dash means that country is not among the suburb's own eight largest.

St Marys Eden Hills
England 2.2% / 8.2%
St Marys — England: 2.2% Eden Hills — England: 8.2%
India 6.2% / 1.0%
St Marys — India: 6.2% Eden Hills — India: 1.0%
China 1.9% / 1.0%
St Marys — China: 1.9% Eden Hills — China: 1.0%
Nepal 2.7% / —
St Marys — Nepal: 2.7% Eden Hills — Nepal: not among its largest
Philippines 1.8% / —
St Marys — Philippines: 1.8% Eden Hills — Philippines: not among its largest
New Zealand — / 1.3%
St Marys — New Zealand: not among its largest Eden Hills — New Zealand: 1.3%
Germany — / 1.0%
St Marys — Germany: not among its largest Eden Hills — Germany: 1.0%

Bars are drawn against the largest share shown (8.2%).

What people live in

Occupied private dwellings by structure, 2021 Census.

St Marys 66.6% houses
St Marys — Houses: 66.6% St Marys — Townhouses: 22.8% St Marys — Flats / Apartments: 10.5%
Eden Hills 94.9% houses
Eden Hills — Houses: 94.9% Eden Hills — Townhouses: 5.0% Eden Hills — Flats / Apartments: 0.1%
Houses Townhouses Flats / Apartments

Property market

St Marys Eden Hills
Median house price $1,000,000 $1,194,000
Median unit price $522,500 $575,000
Median land price —
same for both
Typical days to sell (houses) 18 days
from 18 sales
 20 days
from 23 sales

House price by bedroom count

Only bed counts both suburbs published enough sales for. Sale counts are shown because the buckets differ in depth.

St Marys Eden Hills
3 bed $980K / $936K
St Marys — 3 bed: $980K (27 sales) Eden Hills — 3 bed: $936K (14 sales)

27 vs 14 sales

4 bed $1.1M / $1.24M
St Marys — 4 bed: $1.1M (13 sales) Eden Hills — 4 bed: $1.24M (20 sales)

13 vs 20 sales

Zoning mix

St Marys has more industrially zoned land (20% vs 0%); Eden Hills has more land zoned for conservation (30% vs 12%).

St Marys Eden Hills
Residential 57% 60%
Environmental 12% 30%
Industrial 20% 0%
Parks and recreation 10% 6%
Infrastructure and transport 2% 4%
Zoning sets what may be built, not what is there today. A single address can sit in a different zone to the suburb around it. Zones as at 2026-09.

Development activity

St Marys Eden Hills
New dwellings approved 188
across Mitcham
same for both
Approvals change year on year +32%
same for both

Gross rental yield

Gross — before strata, rates, management, insurance and vacancy. From median advertised rents and median asking prices over the last 6 months. How we calculate.

St Marys Eden Hills
Houses 3.7%
$735/wk on $1.03M
 2.9%
$640/wk on $1.13M
Units 4.5%
$500/wk on $575K
 —

Ranking within SA

St Marys Eden Hills
House price Higher than 51% of SA Higher than 65% of SA
Income Higher than 53% of SA Higher than 84% of SA
Schools — Higher than 13% of SA
Walkability Higher than 86% of SA Higher than 85% of SA
Affordability Higher than 40% of SA Higher than 64% of SA
EV adoption Higher than 88% of SA Higher than 91% of SA
NBN connectivity Higher than 83% of SA Higher than 80% of SA
Rental yield (houses) Higher than 37% of SA Higher than 13% of SA
Rental yield (units) Higher than 46% of SA —

Liveability

Eden Hills scores higher overall (57 vs 39).

St Marys Eden Hills
Grade C B
Score 39/100 57/100
Socio-economic band mid-range socio-economic
decile 6/10
 very advantaged area
decile 9/10

Risk profile

St Marys carries more crime risk (85 vs 37); St Marys carries more flood risk (81 vs 48).

St Marys Eden Hills
Bushfire Low
21/100
same for both
Crime High
85/100
 Low
37/100
Flood High
81/100
 Moderate
48/100
Coastal erosion None
0/100
same for both
Aircraft noise None
0/100
same for both
Industrial facilities nearby 2
within 5 km
same for both

Schools

St Marys Eden Hills
Inside the suburb 1 3
Rated above peers 0
same for both
Rated at peers 1 2
Rated below peers 0 1
Universities within 10 km 3
Tonsley, 1.0 km
 2
Bedford Park, 2.4 km
Full-time students aged 15–24 3.2%
same for both

Schools in St Marys

  • St Bernadette's School Catholic · Primary at peers

Schools in Eden Hills

  • Blackwood High School Government · Secondary at peers
  • Eden Hills Primary School Government · Primary at peers
  • Blackwood Primary School Government · Primary below peers

Amenities in the suburb

St Marys Eden Hills
Cafes & restaurants 2 0
Parks & reserves 6 8
Childcare 2 4
GPs 2 0
Fuel stations 2 1

Mobility

Eden Hills sits further from the CBD (14.6 km vs 10.5 km).

St Marys Eden Hills
Walkability score 65/100 63/100
Distance to Adelaide 10.5 km 14.6 km
+39% vs other
Drive time (normal traffic) 17 min 24 min
Public transport score 79/100
Bus
 91/100
Rail · Bus
Peak arrivals per hour 78.2
7-9am + 5-7pm
 53.8
7-9am + 5-7pm
Median peak wait 1 min
scheduled, not actual
same for both
Electric vehicle share 1.5%
postcode 5042
 1.8%
postcode 5050
Rooftop solar per 100 dwellings 54
postcode 5042
 71
postcode 5050

How people get to work

Method of travel on census day 2021 — which fell during COVID restrictions, so working from home is inflated and every travel mode understated.

St Marys Eden Hills
Car (driver) 72.0% / 67.5%
St Marys — Car (driver): 72.0% Eden Hills — Car (driver): 67.5%
Worked from Home 10.6% / 15.7%
St Marys — Worked from Home: 10.6% Eden Hills — Worked from Home: 15.7%
Bus 7.7% / 2.2%
St Marys — Bus: 7.7% Eden Hills — Bus: 2.2%
Car (passenger) 5.6% / 4.3%
St Marys — Car (passenger): 5.6% Eden Hills — Car (passenger): 4.3%
Train 1.2% / 6.1%
St Marys — Train: 1.2% Eden Hills — Train: 6.1%
Bicycle 0.9% / 2.6%
St Marys — Bicycle: 0.9% Eden Hills — Bicycle: 2.6%
Walked Only 1.5% / 1.0%
St Marys — Walked Only: 1.5% Eden Hills — Walked Only: 1.0%

Bars are drawn against the largest share shown (72.0%).

Setting

St Marys Eden Hills
Elevation 53 m
above sea level, at the suburb centre
 190 m
above sea level, at the suburb centre
Distance to the ocean 6.2 km 7.3 km

NBN connectivity

St Marys Eden Hills
Connectivity score 72/100 66/100
Most common technology Fibre to the node
same for both
Full-fibre (FTTP) share 48%
1,612 premises
 38%
1,234 premises

Climate

St Marys Eden Hills
Annual rainfall 394 mm
same for both
Summer max (Jan) 28.1°C
same for both
Winter min (Jul) 7.8°C
same for both

Air quality (annual mean)

St Marys Eden Hills
PM2.5 6.0 µg/m³
same for both
PM10 17.8 µg/m³
same for both
NO₂ 1.12 pphm
same for both

Council rates

St Marys Eden Hills
Average residential rate $2,296/yr
same for both
Council Mitcham
same for both

Federal electorate

St Marys Eden Hills
Division Boothby
same for both
Member Louise Miller-Frost
same for both
Party Australian Labor Party
same for both

First Home Owner Grant

St Marys Eden Hills
Grant amount $15,000
same for both
Property price cap —
same for both
Eligibility New
same for both

Tags

St Marys

Middle-Ring Parks Townhouses

Eden Hills

Large Blocks Middle-Ring Parks Professionals Trains Transport Hub

More comparisons

Other comparisons with St Marys

St Marys vs Edwardstown St Marys vs Clovelly Park St Marys vs Pasadena St Marys vs Melrose Park St Marys vs Bedford Park St Marys vs Tonsley

Other comparisons with Eden Hills

Eden Hills vs Belair Eden Hills vs Blackwood Eden Hills vs Pasadena Eden Hills vs Bellevue Heights Eden Hills vs Panorama Eden Hills vs Bedford Park
Full data on St Marys Full data on Eden Hills
Unlock full address-level data — $29/month

Information shown is provided as-is from Australian government and commercial data sources.
Always verify with the relevant authority before making property decisions.
See Data Sources and How We Calculate for details.

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