Kogarah Bay vs Sans Souci

In both, most households own their home. In Kogarah Bay, the large majority of homes are detached houses and most households are couple families. On these figures, Kogarah Bay tends to suit couples, while Sans Souci suits people living alone.

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

Sans Souci

ahead on 3 of the 6 things we measure here

  • has more childcare (9 vs 1)
  • has more schools inside the suburb (3 vs 0)
  • has more parks and reserves (16 vs 4)
  • But Kogarah Bay has more separate houses rather than flats (97% vs 49%)

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

First-home buyers

They split

one each way, out of the 3 things we measure here

  • Kogarah Bay leaves households under less mortgage stress (27% vs 33%)
  • Sans Souci has cheaper units ($855,000 vs $1,150,000)

Weighs house prices, unit prices, and mortgage stress.

Renters

Sans Souci

ahead on 2 of the 3 things we measure here

  • has a bigger rental market to choose from (28% vs 14%)
  • has cheaper rent ($500/wk vs $650/wk)

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

Commuting to the city

Sans Souci

ahead on the one thing that separates them

  • is more walkable (83/100 vs 75/100)

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

Downsizers and retirees

Sans Souci

ahead on 3 of the 5 things we measure here

  • has more units and townhouses to downsize into (51% vs 4%)
  • has more GPs (4 vs 0)
  • is more walkable (83/100 vs 75/100)

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

Investors

Too close to call

Nothing among the 1 things we measure here separates them by enough to be worth acting on.

Weighs population growth.

Where they sit

Kogarah Bay and Sans Souci drawn to the same scale. Both outlines are shown together, so the map answers whether they share a border and how their areas compare.

Kogarah Bay Sans Souci
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.

Kogarah Bay Sans Souci
Walkability 75 / 83
Kogarah Bay — Walkability: 75/100 Sans Souci — Walkability: 83/100
Safety 67 / 59
Kogarah Bay — Safety: 67/100 Sans Souci — Safety: 59/100
Low fire risk 100 / 100
Kogarah Bay — Low fire risk: 100/100 Sans Souci — Low fire risk: 100/100

Demographics

Sans Souci has more residents (10,864 vs 2,102); Kogarah Bay has higher household incomes ($131,456 vs $96,876).

Kogarah Bay Sans Souci
Population 2,102 10,864
+417% vs other
Population trend (2016 → 2021) +4.0% +5.4%
Median age 44
same for both
Median household income $131,456/yr
+26% vs other
 $96,876/yr
Median weekly rent $650/wk
+23% vs other
 $500/wk

Age profile

Share of residents in each band, 2021 Census.

Kogarah Bay Sans Souci
0-4 4.0% / 5.5%
Kogarah Bay — 0-4: 4.0% Sans Souci — 0-4: 5.5%
5-14 12.5% / 11.1%
Kogarah Bay — 5-14: 12.5% Sans Souci — 5-14: 11.1%
15-19 7.1% / 5.7%
Kogarah Bay — 15-19: 7.1% Sans Souci — 15-19: 5.7%
20-24 6.5% / 4.5%
Kogarah Bay — 20-24: 6.5% Sans Souci — 20-24: 4.5%
25-34 9.8% / 10.5%
Kogarah Bay — 25-34: 9.8% Sans Souci — 25-34: 10.5%
35-44 10.5% / 12.7%
Kogarah Bay — 35-44: 10.5% Sans Souci — 35-44: 12.7%
45-54 15.3% / 14.5%
Kogarah Bay — 45-54: 15.3% Sans Souci — 45-54: 14.5%
55-64 15.3% / 13.2%
Kogarah Bay — 55-64: 15.3% Sans Souci — 55-64: 13.2%
65-74 9.3% / 11.0%
Kogarah Bay — 65-74: 9.3% Sans Souci — 65-74: 11.0%
75-84 6.9% / 8.0%
Kogarah Bay — 75-84: 6.9% Sans Souci — 75-84: 8.0%
85+ 2.9% / 3.3%
Kogarah Bay — 85+: 2.9% Sans Souci — 85+: 3.3%

Bars are drawn against the largest share shown (15.3%).

Who lives together

Household composition, 2021 Census.

Kogarah Bay 62.4% couple families
Kogarah Bay — Couple Families: 62.4% Kogarah Bay — Lone Person: 18.1% Kogarah Bay — One Parent Families: 15.1% Kogarah Bay — Group Household: 2.6% Kogarah Bay — Other Families: 1.8%
Sans Souci 43.4% couple families
Sans Souci — Couple Families: 43.4% Sans Souci — Lone Person: 37.8% Sans Souci — One Parent Families: 14.9% Sans Souci — Group Household: 2.5% Sans Souci — Other Families: 1.3%
Couple Families Lone Person One Parent Families Group Household Other Families

Who owns and who rents

Occupied private dwellings by tenure, 2021 Census.

Kogarah Bay 13.9% renting
Kogarah Bay — Owned Outright: 47.0% Kogarah Bay — Mortgage: 39.2% Kogarah Bay — Renting: 13.9%
Sans Souci 27.5% renting
Sans Souci — Owned Outright: 41.3% Sans Souci — Mortgage: 31.2% Sans Souci — Renting: 27.5%
Owned outright Mortgage Renting

Qualifications

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

Kogarah Bay Sans Souci
Bachelor Degree 17.4% / 15.0%
Kogarah Bay — Bachelor Degree: 17.4% Sans Souci — Bachelor Degree: 15.0%
Certificate III & IV 11.3% / 11.2%
Kogarah Bay — Certificate III & IV: 11.3% Sans Souci — Certificate III & IV: 11.2%
Advanced Diploma / Diploma 7.9% / 8.9%
Kogarah Bay — Advanced Diploma / Diploma: 7.9% Sans Souci — Advanced Diploma / Diploma: 8.9%
Postgraduate Degree 6.5% / 4.6%
Kogarah Bay — Postgraduate Degree: 6.5% Sans Souci — Postgraduate Degree: 4.6%
Graduate Diploma / Certificate 1.4% / 1.3%
Kogarah Bay — Graduate Diploma / Certificate: 1.4% Sans Souci — Graduate Diploma / Certificate: 1.3%

Bars are drawn against the largest share shown (17.4%).

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.

Kogarah Bay Sans Souci
Greece 4.5% / 4.4%
Kogarah Bay — Greece: 4.5% Sans Souci — Greece: 4.4%
China 4.9% / 2.4%
Kogarah Bay — China: 4.9% Sans Souci — China: 2.4%
Egypt 2.9% / 2.0%
Kogarah Bay — Egypt: 2.9% Sans Souci — Egypt: 2.0%
England 1.5% / 1.6%
Kogarah Bay — England: 1.5% Sans Souci — England: 1.6%
Italy 2.1% / 0.9%
Kogarah Bay — Italy: 2.1% Sans Souci — Italy: 0.9%
New Zealand 0.9% / 1.2%
Kogarah Bay — New Zealand: 0.9% Sans Souci — New Zealand: 1.2%

Bars are drawn against the largest share shown (4.9%).

What people live in

Occupied private dwellings by structure, 2021 Census.

Kogarah Bay 96.7% houses
Kogarah Bay — Houses: 96.7% Kogarah Bay — Townhouses: 4.1% Kogarah Bay — Flats / Apartments: 0.0%
Sans Souci 48.6% houses
Sans Souci — Houses: 48.6% Sans Souci — Townhouses: 30.1% Sans Souci — Flats / Apartments: 21.3%
Houses Townhouses Flats / Apartments

Property market

Kogarah Bay Sans Souci
Median house price $2,407,500 $2,553,000
Median unit price $1,150,000 $855,000
Median land price —
same for both
Typical days to sell (houses) 27 days
from 15 sales
 25 days
from 93 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.

Kogarah Bay Sans Souci
3 bed $2M / $2.3M
Kogarah Bay — 3 bed: $2M (13 sales) Sans Souci — 3 bed: $2.3M (43 sales)

13 vs 43 sales

4 bed $2.34M / $2.8M
Kogarah Bay — 4 bed: $2.34M (15 sales) Sans Souci — 4 bed: $2.8M (33 sales)

15 vs 33 sales

5 bed $2.88M / $3.49M
Kogarah Bay — 5 bed: $2.88M (11 sales) Sans Souci — 5 bed: $3.49M (22 sales)

11 vs 22 sales

Zoning mix

Kogarah Bay Sans Souci
Residential 86% 75%
Infrastructure and transport 1% 13%
Parks and recreation 12% 9%
Environmental 1% 2%
Planning zones cover 100% of Kogarah Bay and 99% of Sans Souci. The rest is unzoned land such as water or road reserve.
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

Kogarah Bay Sans Souci
New dwellings approved 920
across Georges River
 857
across Bayside (NSW)
Approvals change year on year +91% +98%

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.

Kogarah Bay Sans Souci
Houses — 2.6%
$960/wk on $1.95M
Units — 4.2%
$700/wk on $874K

Ranking within NSW

Kogarah Bay Sans Souci
House price Higher than 89% of NSW Higher than 91% of NSW
Income Higher than 89% of NSW Higher than 64% of NSW
Schools — Higher than 62% of NSW
Walkability Higher than 90% of NSW Higher than 93% of NSW
Affordability Higher than 21% of NSW Higher than 7% of NSW
EV adoption Higher than 85% of NSW Higher than 87% of NSW
NBN connectivity Higher than 88% of NSW Higher than 92% of NSW
Rental yield (houses) — Higher than 8% of NSW
Rental yield (units) — Higher than 29% of NSW

Liveability

Sans Souci is more walkable (83 vs 75); Kogarah Bay scores higher overall (82 vs 76).

Kogarah Bay Sans Souci
Grade A
same for both
Score 82/100 76/100
Socio-economic band very advantaged area
decile 10/10
 very advantaged area
decile 9/10

Risk profile

Kogarah Bay Sans Souci
Bushfire None
0/100
same for both
Crime Low
33/100
 Moderate
41/100
Flood Not mapped
no mapped data here
same for both
Coastal erosion None
0/100
 Moderate
43/100
Aircraft noise None
0/100
same for both
Industrial facilities nearby 2
within 5 km
 3
within 5 km

Schools

Kogarah Bay Sans Souci
Inside the suburb 0 3
Rated above peers 0 1
Rated at peers 0
same for both
Rated below peers 0 1

Schools in Kogarah Bay

No schools recorded inside this suburb's boundary. Children here will be zoned to schools nearby.

Schools in Sans Souci

  • St Finbar's Catholic Primary School Sans Souci Catholic · Primary above peers
  • Sans Souci Public School Government · Primary below peers
  • St George Christian School (Infants) Independent · Primary

Amenities in the suburb

Kogarah Bay Sans Souci
Supermarkets 0 1
Cafes & restaurants 0 3
Parks & reserves 4 16
Childcare 1 9
GPs 0 4
Pharmacies 0 3
Banks & Bank@Post 0 1
Waterways 0 1

Mobility

Kogarah Bay Sans Souci
Walkability score 75/100 83/100
Distance to Sydney 20.8 km 21.3 km
+2% vs other
Drive time (normal traffic) 28 min
same for both
Public transport score 77/100
Bus
 79/100
Bus
Peak arrivals per hour 62.0
7-9am + 5-7pm
 208.5
7-9am + 5-7pm
Median peak wait 0 min
scheduled, not actual
same for both
Electric vehicle share 1.2%
postcode 2217
 1.4%
postcode 2219
Rooftop solar per 100 dwellings 12
postcode 2217
 17
postcode 2219

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.

Kogarah Bay Sans Souci
Car (driver) 43.2% / 49.6%
Kogarah Bay — Car (driver): 43.2% Sans Souci — Car (driver): 49.6%
Worked from Home 50.1% / 41.5%
Kogarah Bay — Worked from Home: 50.1% Sans Souci — Worked from Home: 41.5%
Car (passenger) 3.1% / 3.3%
Kogarah Bay — Car (passenger): 3.1% Sans Souci — Car (passenger): 3.3%
Train 2.0% / 2.2%
Kogarah Bay — Train: 2.0% Sans Souci — Train: 2.2%
Walked Only 1.1% / 1.7%
Kogarah Bay — Walked Only: 1.1% Sans Souci — Walked Only: 1.7%

Bars are drawn against the largest share shown (50.1%).

Setting

Kogarah Bay Sans Souci
Elevation 19 m
above sea level, at the suburb centre
 5 m
above sea level, at the suburb centre
Distance to the ocean 2.2 km
4.2 km to a named beach
 912 m
3.0 km to a named beach

NBN connectivity

Kogarah Bay Sans Souci
Connectivity score 78/100 86/100
Most common technology Hybrid fibre-coaxial Fibre to the curb
Full-fibre (FTTP) share 13%
814 premises
 34%
4,994 premises

Climate

Kogarah Bay Sans Souci
Annual rainfall 1,129 mm
same for both
Summer max (Jan) 27.5°C
same for both
Winter min (Jul) 9.5°C
same for both

Air quality (annual mean)

Kogarah Bay Sans Souci
PM2.5 6.5 µg/m³
same for both
PM10 16.1 µg/m³
same for both
NO₂ 0.79 pphm
same for both

Council rates

Kogarah Bay Sans Souci
Average residential rate $1,381/yr $1,217/yr
Council Georges River Bayside (NSW)

Federal electorate

Kogarah Bay Sans Souci
Division Barton Cook
Member Ash Ambihaipahar Simon Kennedy
Party Australian Labor Party Liberal

First Home Owner Grant

Kogarah Bay Sans Souci
Grant amount $10,000
same for both
Property price cap $600,000
same for both
Eligibility New
same for both

Tags

Kogarah Bay

Coastal Middle-Ring Multicultural Parks Premium Quiet Urban

Sans Souci

Coastal Middle-Ring Multicultural Parks Premium Townhouses Urban

More comparisons

Other comparisons with Kogarah Bay

Kogarah Bay vs Carlton Kogarah Bay vs Blakehurst Kogarah Bay vs Beverley Park Kogarah Bay vs Carss Park

Other comparisons with Sans Souci

Sans Souci vs Sylvania Sans Souci vs Blakehurst Sans Souci vs Beverley Park Sans Souci vs Taren Point Sans Souci vs Ramsgate Beach Sans Souci vs Dolls Point
Full data on Kogarah Bay Full data on Sans Souci
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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