Bayside (NSW)

New South Wales · Sydney - Inner South West · 175,826 people · 29 suburbs · 13 postcodes

Bayside (NSW) at a glance

175,826
Population
#17 of 130 in NSW
50
km² area
3,482/km² density
36.9
Median age
-2.8 vs NSW
1046
SEIFA IRSAD
#26 of 130 in NSW
43
Schools
28 gov, 10 Cath, 5 indep
48.4%
Born overseas
44.0%
Renting

Map shows the Bayside (NSW) LGA boundary in blue with a marker per suburb. Hover for suburb name, click for details.

Marker colour reflects SEIFA IRSAD decile: ● 1-2 (most disadvantaged), ● 3-4, ● 5-6, ● 7-8, ● 9-10 (most advantaged).

Boundary source: ABS ASGS 2021. Map tiles: OpenStreetMap contributors.

Federal electorate boundaries can be toggled on the map. Boundary source: ABS ASGS 2021 CED boundaries.

Bayside (NSW) is a metropolitan Local Government Area in New South Wales, in the Sydney region. It covers 29 suburbs across 13 postcodes and an area of 50 km². Bayside (NSW) has a population of 175,826 , ranking #17 most populous in NSW. The most populous suburb is Mascot (21,591 residents).About 48.4% of residents were born overseas and 51.5% speak a language other than English at home.

Who lives here

Age structure

0–14 (15.1%) 15–24 (12.2%) 25–44 (36.5%) 45–64 (21.5%) 65+ (14.6%)
Show counts
0–14 years26,590 (15.1%)
15–24 years21,470 (12.2%)
25–44 years64,130 (36.5%)
45–64 years37,820 (21.5%)
65+ years25,734 (14.6%)
48.4%
Born overseas
51.5%
Speak a language other than English at home
1.1%
First Nations
2.6
Avg household size

How they live

Housing tenure

Owned outright (26.2%) Mortgaged (29.9%) Renting (44.0%)

Dwelling type mix

Separate house (39.9%) Semi/townhouse (12.2%) Flat/apartment (48.0%)
$499
Median weekly rent
$2,461
Median monthly mortgage
62.3%
Households with 0-1 cars
37.7%
Households with 2+ cars

Work and learning

5.6%
Unemployment rate
49,270
In full-time work
26,044
In part-time work

Schools in Bayside (NSW)

43 schools across Bayside (NSW): 65.1% Government, 23.3% Catholic, 11.6% Independent. The NSW average is 69.6% / 16.9% / 13.5%. Schools here have a median ICSEA of 1061 (range 987 to 1148). NSW median is 1005; national mean is 1000.

Sector mix

NSW average for comparison
Government Catholic Independent

Type breakdown

Primary (67.4%) Secondary (16.3%) Combined (9.3%) Special (7.0%)

ICSEA range

700 National mean 1000 1300
LGA median 1061 NSW median 1005LGA range 987 to 1148

ICSEA (Index of Community Socio-Educational Advantage) summarises the socio-economic background of each school's families. Higher values indicate more advantage. Source: ACARA 2025.

All 43 schools in Bayside (NSW), sorted by enrolment:

School Sector Type Suburb Students ICSEA
Marist College Kogarah Catholic Secondary Bexley 1,045 1076
St George Girls High School Government Secondary Kogarah 908 1148
Sydney Technical High School Government Secondary Bexley 907 1136
Kogarah High School Government Secondary Kogarah 787 993
Al Zahra College Independent Combined Arncliffe 773 1032
St Therese Catholic Primary School Catholic Primary Mascot 608 1089
Carlton Public School Government Primary Bexley 599 1041
Sans Souci Public School Government Primary Sans Souci 523 1060
James Cook Boys High School Government Secondary Kogarah 473 1022
Kogarah Public School Government Primary Kogarah 456 1087
Ramsgate Public School Government Primary Ramsgate 447 1039
Brighton-Le-Sands Public School Government Primary Brighton-Le-Sands 433 1064
St Patrick's Catholic Primary School Catholic Primary Kogarah 416 1117
Mascot Public School Government Primary Mascot 397 1035
Arncliffe Public School Government Primary Arncliffe 373 1028
Moorefield Girls High School Government Secondary Kogarah 372 1025
St Mary and St Mina's Coptic Orthodox College Independent Combined Bexley 372 1123
St Michael's Catholic Primary School Catholic Primary Daceyville 371 1104
Bexley North Public School Government Primary Bexley 340 1071
Rockdale Public School Government Primary Rockdale 321 1053
J J Cahill Memorial High School Government Secondary Mascot 298 987
St Francis Xavier's Catholic Primary School Catholic Primary Arncliffe 292 1116
St Bernard's Catholic Primary School Catholic Primary Botany 287 1119
Athelstane Public School Government Primary Arncliffe 277 1003
Banksmeadow Public School Government Primary Botany 268 1032
Bexley Public School Government Primary Bexley 249 1005
Botany Public School Government Primary Botany 232 1062
St Finbar's Catholic Primary School Sans Souci Catholic Primary Sans Souci 218 1091
Pagewood Public School Government Primary Botany 207 1085
Kyeemagh Public School Government Primary Rockdale 204 1057
St Joseph's Catholic Primary School Catholic Primary Rockdale 204 1092
St Thomas More's Catholic Primary School Brighton Le Sands Catholic Primary Brighton-Le-Sands 198 1090
Kingdom Culture Christian School Independent Combined Arncliffe 196 1082
St Gabriel's Catholic Primary School Bexley Catholic Primary Bexley 179 1089
Eastlakes Public School Government Primary Eastlakes 154 1046
Daceyville Public School Government Primary Daceyville 126 1029
Cairnsfoot School Government Special Brighton-Le-Sands 99 1036
Arncliffe West Infants School Government Primary Arncliffe 86 1058
St George School Government Special Kogarah 64 1055
St Dominic Savio School Independent Primary Rockdale 41 1053
Bardwell Park Infants School Government Primary Bardwell Park 33 1088
Hartford College Independent Combined Daceyville 29 1117
St George Hospital School Government Special Kogarah

Source: ACARA School Profiles 2025. ICSEA shown where reported; some schools (notably small primaries) do not publish ICSEA.

SEIFA socio-economic indexes

SEIFA 2021 ranks Australian areas across four dimensions. Scores are population-weighted averages of suburb-level SEIFA scores within Bayside (NSW). Higher scores indicate more advantage; the national mean is 1000.

IRSAD

Relative socio-economic advantage and disadvantage

1046
Ranked #26 of 130 NSW LGAs

IRSD

Relative disadvantage only (lower = more disadvantaged)

1005

IER

Economic resources: income, wealth, housing

964

IEO

Education and occupation: qualifications, skill levels

1054

Suburbs in Bayside (NSW)

Bayside (NSW) contains 29 suburbs and 13 postcodes. Sorted by population.

SuburbPostcodePopulationMedian incomeMedian age
Mascot 2020 21,591 $2,254/wk 30
Bexley 2207 19,646 $1,870/wk 40
Kogarah 2217 16,416 $1,903/wk 35
Rockdale 2216 15,475 $1,906/wk 34
Botany 2019 12,960 $2,373/wk 36
Arncliffe 2205 12,023 $2,046/wk 34
Sans Souci 2219 10,864 $1,863/wk 44
Wolli Creek 2205 10,654 $2,163/wk 30
Brighton-Le-Sands 2216 8,336 $1,582/wk 43
Eastlakes 2018 6,347 $1,300/wk 40
Hillsdale 2036 5,647 $1,635/wk 35
Monterey 2217 4,619 $1,785/wk 44
Bexley North 2207 4,281 $1,894/wk 42
Eastgardens 2036 4,086 $2,232/wk 31
Pagewood 2035 3,885 $2,281/wk 42
Banksia 2216 3,277 $2,018/wk 41
Turrella 2205 2,673 $2,137/wk 32
Bardwell Valley 2207 2,344 $2,099/wk 42
Bardwell Park 2207 2,320 $2,386/wk 42
Ramsgate Beach 2217 1,734 $1,475/wk 45
Dolls Point 2219 1,633 $1,708/wk 44
Sandringham 2219 1,275 $2,101/wk 47
Ramsgate 2217 1,151 $1,803/wk 47
Daceyville 2032 1,146 $651/wk 56
Kyeemagh 2216 935 $1,699/wk 44
Banksmeadow 2019 508 $2,225/wk 33
Bexley South 2207
Kingsway West 2208
Maroubra South 2035

Postcodes covered

1485, 2018, 2019, 2020, 2032, 2035, 2036, 2205, 2207, 2208, 2216, 2217, 2219

Compare Bayside (NSW) with neighbouring LGAs

Side-by-side demographic and socio-economic snapshot of Bayside (NSW) and its closest neighbouring LGAs.

LGA Population Median age SEIFA IRSAD % renting % overseas-born
Bayside (NSW) (NSW) 175,826 36.9 1046 44.0% 48.4%
Georges River 136,515 38.8 1050 33.2% 45.4%
Randwick 134,249 37.4 1112 47.8% 39.6%
Sydney 207,999 34.2 1124 65.8% 49.0%
Canterbury-Bankstown 385,402 36.4 966 39.4% 44.8%
Inner West 180,536 37.7 1119 45.8% 33.2%

Services and amenities

NDIS Providers NDIS provider directory for Bayside (NSW) Climate & weather Climate data for Mascot

Frequently asked questions about Bayside (NSW)

What is the population of Bayside (NSW)?

The 2021 Census recorded 175,826 people living in Bayside (NSW), across 29 suburbs.

What suburbs are in Bayside (NSW)?

Bayside (NSW) contains 29 suburbs. The most populous are Mascot, Bexley, Kogarah, Rockdale, Botany.See the full list in the Suburbs section above.

What postcodes are in Bayside (NSW)?

Bayside (NSW) covers 13 postcodes: 1485, 2018, 2019, 2020, 2032, 2035, 2036, 2205, 2207, 2208, 2216, 2217, 2219.

How many schools are in Bayside (NSW)?

Bayside (NSW) has 43 schools, including 28 government, 10 Catholic, and 5 independent schools (ACARA 2025).

What is the SEIFA score for Bayside (NSW)?

Bayside (NSW) has a population-weighted SEIFA IRSAD score of 1046, where the national average is 1000. Higher scores indicate more relative advantage.

Page last reviewed . Data sources: Australian Bureau of Statistics 2021 Census (CC BY 4.0), SEIFA 2021 (IRSD, IRSAD, IER, IEO), ACARA School Profiles 2025, ABS ASGS 2021 LGA boundaries. How this data is sourced.