Northgate, SA: suburb profile

The population of Northgate SA is 3,184 according to the 2021 Census. The median personal income in Northgate is $881 per week ($45,812 per year). Median rent in Northgate is $395 per week ($1,712 per month). Northgate has a median age of 38 years, equal to the national median. Northgate has a population density of 3,155 people per km².

The most common overseas birthplace in Northgate is India. The most common religion is No religion (35.9% of residents). After English, the most spoken language is Mandarin. The median monthly mortgage repayment in Northgate is $1,742.

There were 45 recorded offences in Northgate in 2025-26, a rate of 14 offences per 1,000 people. The most common offence category was theft (27 offences).

Source: ABS Census of Population and Housing 2021; offences from SA Government Open Data (data.sa.gov.au), 2025-26.

Northgate Map

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Northgate Population

3,184 residents at the 2021 Census.

Northgate Median Income & Rent

Median Income

$881/wk

$45,812 per year

Ranked 2,365 of 14,663

Median Rent

$395/wk

$1,712 per month

Ranked 2,200 of 14,663

Median Age

38years

Same as the national median

Mortgage

$1,742/mo

Avg household size: 3 · 0.8 per bedroom

Northgate Demographics

Gender Split

Male 49.6% (1,581) Female 50.4% (1,605)

Population Density

3,155

people per km²

3,184 people · 1.0 km²

Households

Avg household size

0.8

Persons per bedroom

$2,321

Family income/wk

Northgate Age Distribution

0-4

5-9

10-14

15-19

20-24

25-29

30-34

35-39

40-44

45-49

50-54

55-59

60-64

65-69

70-74

75-79

80-84

85+

Male Female

Source: ABS Census 2021, Suburb and Locality (SAL)

Northgate Home Ownership

Of owner-occupied homes in Northgate, 38.6% are owned outright and 61.4% have a mortgage.

Owned outright

38.6%

Owned with mortgage

61.4%

Rented homes are not included in this breakdown.

Source: ABS Census 2021, Suburb and Locality (SAL)

Most common overseas birthplaces

India
China
England
Hong Kong
Afghanistan
Iran
Greece
Chile

Source: ABS Census 2021, G09 Country of Birth by SAL

Northgate Religion

No religion

35.9%

Catholic

18.9%

Hinduism

5.6%

Anglican

4.5%

Other religions

4.5%

Baptist

4.3%

Christian (other)

4.2%

Sikhism

3.6%

Source: ABS Census 2021, G14 Religion by SAL

Northgate Education Level

Year 12 or equivalent

76.6%

Year 11 or equivalent

11.6%

Year 10 or equivalent

9.1%

Year 9 or equivalent

2.8%

Shares are of people whose highest year of school is Year 9 to 12 only. Source: ABS Census 2021, G16 Highest Year of School by SAL

Most common languages at home other than English

Mandarin
Punjabi
Vietnamese
Cantonese
Gujarati
Hindi
Arabic

Source: ABS Census 2021, G13 Language Spoken at Home by SAL

Northgate Employment

Employed full-time

43.2% 1,022 people

Employed part-time

24.9% 588 people

Unemployed

2.7% 64 people

Not in labour force

29.2% 691 people

Source: ABS Census 2021, G46 Labour Force Status by SAL

Northgate Qualifications

Bachelor Degree

38.9%

Certificate III/IV

22.9%

Advanced Diploma/Diploma

17.0%

Postgraduate Degree

15.1%

Graduate Diploma/Certificate

4.7%

Certificate I/II

1.4%

Source: ABS Census 2021, G49 Non-School Qualification by SAL

Northgate Occupation

Professionals

38.1%

Managers

15.7%

Clerical & Administrative

13.0%

Technicians & Trade Workers

10.9%

Community & Personal Service

10.1%

Labourers

4.7%

Sales Workers

4.6%

Machinery Operators & Drivers

3.0%

Source: ABS Census 2021, G51 Industry of Employment by Occupation

Northgate Field of Study

Management & Commerce

25.7%

Health

15.5%

Engineering

15.4%

Society & Culture

12.0%

Education

8.7%

Natural & Physical Sciences

6.0%

Information Technology

5.5%

Food, Hospitality & Personal Services

3.9%

Architecture & Building

3.1%

Creative Arts

2.8%

Agriculture & Environment

1.3%

Source: ABS Census 2021, G51 Field of Study by SAL

Northgate Dwelling Types

Separate house

89.0%

Semi-detached (2+ storey)

10.4%

Semi-detached (1 storey)

0.6%

Source: ABS Census 2021, G36 Dwelling Structure by SAL

Northgate Weekly Household Income

Nil/Negative/wk

1.1%

$1-$149/wk

0.9%

$150-$299/wk

0.3%

$300-$399/wk

1.1%

$400-$499/wk

2.0%

$500-$649/wk

2.2%

$650-$799/wk

3.9%

$800-$999/wk

5.3%

$1,000-$1,249/wk

4.3%

$1,250-$1,499/wk

8.7%

$1,500-$1,749/wk

6.5%

$1,750-$1,999/wk

7.1%

$2,000-$2,499/wk

15.7%

$2,500-$2,999/wk

9.1%

$3,000-$3,499/wk

10.0%

$3,500-$3,999/wk

4.7%

$4,000+/wk

17.0%

Source: ABS Census 2021, G33 Household Income by SAL

Northgate Marital Status

Married

58.8% 1,460

Separated

2.0% 49

Divorced

6.4% 159

Widowed

3.5% 87

Never married

29.3% 727

Source: ABS Census 2021, G05 Marital Status by SAL

Northgate Ancestry

English

25.2%

Australian

24.7%

Chinese

11.8%

Indian

7.2%

Italian

7.1%

Scottish

6.1%

German

6.0%

Irish

5.1%

Vietnamese

4.3%

Polish

2.5%

Greek

2.4%

Shares are of the suburb population. People can report up to two ancestries, so shares add to more than 100%. Source: ABS Census 2021, G08 Ancestry by SAL

Northgate School & University Attendance

Primary — Catholic

16.5%

Primary — Other Non-Govt

16.1%

Primary — Government

14.8%

Secondary — Other Non-Govt

14.5%

Secondary — Catholic

11.5%

Vocational Education

9.2%

Pre-school

8.9%

Secondary — Government

8.5%

Source: ABS Census 2021, G15 Type of Educational Institution by SAL

Northgate Need for Assistance

Needs assistance

6.0%

No need for assistance

94.0%

Source: ABS Census 2021, G18 Core Activity Need for Assistance by SAL

Northgate Volunteering

Volunteer

16.3% 396

Not a volunteer

83.7% 2,037

Source: ABS Census 2021, G23 Voluntary Work by SAL

Northgate Monthly Mortgage Repayments

$0-$299/mo

4.7%

$300-$449/mo

2.1%

$450-$599/mo

3.1%

$600-$799/mo

4.0%

$800-$999/mo

5.2%

$1,000-$1,399/mo

14.4%

$1,400-$1,799/mo

20.3%

$1,800-$2,399/mo

28.1%

$2,400-$2,999/mo

10.2%

$3,000-$3,999/mo

7.8%

Source: ABS Census 2021, G38 Mortgage Repayment by SAL

Northgate How People Get to Work

Car (driver)

76.8%

Did not go to work

10.6%

Car (passenger)

5.9%

Bus

4.3%

Bicycle

0.8%

Walked only

0.8%

Other

0.3%

Motorbike/Scooter

0.3%

Train

0.3%

Source: ABS Census 2021, G62 Method of Travel to Work by SAL

Northgate Car Ownership

0 vehicles

1.7%

1 vehicle

27.3%

2 vehicles

49.4%

3 vehicles

15.6%

4+ vehicles

6.0%

Source: ABS Census 2021, G34 Motor Vehicles per Dwelling by SAL

Northgate Number of Bedrooms

2 bedrooms

2.9%

3 bedrooms

53.0%

4 bedrooms

38.0%

5 bedrooms

5.4%

6+ bedrooms

0.7%

Source: ABS Census 2021, G41 Number of Bedrooms by SAL

Northgate Population Mobility

10.8%

moved in the last year

35.9%

moved in the last 5 years

3.8%

unemployment rate (Census)

70.5%

labour force participation

Source: ABS Census 2021, G43 Summary by SAL

Northgate Indigenous Population

0.9%

Aboriginal & Torres Strait Islander

Source: ABS Census 2021, G07 Indigenous Status by SAL

Northgate Long-term Health Conditions

Mental health

253

Asthma

118

Diabetes

Arthritis

Heart disease

Cancer

Lung condition

Kidney disease

Stroke

Dementia

Source: ABS Census 2021, G19 Long-term Health Conditions by SAL

Northgate Personal Weekly Income Distribution

$0 or less/wk

11.1%

$1-$149/wk

5.3%

$150-$299/wk

5.4%

$300-$399/wk

3.4%

$400-$499/wk

3.2%

$500-$649/wk

2.9%

$650-$799/wk

7.8%

$800-$999/wk

9.1%

$1,000-$1,249/wk

10.2%

$1,250-$1,499/wk

9.8%

$1,500-$1,749/wk

8.5%

$1,750-$1,999/wk

5.9%

$2,000-$2,999/wk

11.8%

$3,000-$3,499/wk

2.3%

$3,500+/wk

3.1%

Source: ABS Census 2021, G17 Personal Income by SAL

Northgate Family Structure

Couple — children under 15

52.6%

Couple — no children

20.0%

Couple — no children under 15

18.0%

One parent — children under 15

5.2%

One parent — no children under 15

4.2%

Source: ABS Census 2021, G29 Family Composition by SAL

Northgate Military Service

Current ADF — Regular

1.8% 44

Current ADF — Reserves

0.6% 15

Previously served

2.5% 60

Never served

95.1% 2,324

Source: ABS Census 2021, G22 ADF Service by SAL

Northgate Unpaid Carers

Provided unpaid assistance

13.5% 329

Did not provide

86.5% 2,100

Source: ABS Census 2021, G25 Unpaid Assistance by SAL

Northgate Children Ever Born

No children

30.4%

1 child

17.3%

2 children

35.6%

3 children

12.5%

4 children

3.5%

5+ children

0.7%

Source: ABS Census 2021, G28 Children Ever Born by SAL

Northgate When Migrants Arrived

Before 1951

1951–1960

1961–1970

1971–1980

1981–1990

128

1991–2000

140

2001–2010

363

2011–2015

143

2016

2017

2018

2019

2020

2021

Source: ABS Census 2021, G10 Year of Arrival by SAL

Northgate Unpaid Domestic Work

Less than 5 hours

22.9%

5–14 hours

28.9%

15–29 hours

14.1%

30+ hours

9.3%

Did not do domestic work

24.8%

Source: ABS Census 2021, G24 Unpaid Domestic Work by SAL

Northgate Household Size

1 person

13.3%

2 persons

29.1%

3 persons

20.6%

4 persons

25.3%

5 persons

8.5%

6+ persons

3.3%

Source: ABS Census 2021, G35 Household Size by SAL

Northgate Where Residents Moved From

Same address

2,780

Moved from SA

247

Moved from overseas

Moved — same area (SA2)

Moved from NSW

Moved from VIC

Moved from QLD

Moved from WA

Source: ABS Census 2021, G44 Address 1 Year Ago by SAL

Northgate Family Blending

Intact family — no other children

90.9%

Step family — no other children

4.6%

Blended family — no other children

2.7%

Intact family — other children present

1.7%

Source: ABS Census 2021, G31 Family Blending by SAL

Northgate Crime Statistics

45 reported offences in 2025-26, by category.

Theft

Assault

Fraud

Break & Enter

Property Damage

Total offences by year

2021

2022

2023

2024

2025

Source: SA Government Open Data (data.sa.gov.au).

Northgate Schools

schools nearby

government

1013

avg ICSEA score

10,512

total students

East Marden Primary School Government

Primary · R-6 · 548 students

1127

ICSEA

St Pius X School Catholic

Primary · R-6 · 552 students

1108

ICSEA

Hillcrest Primary School Government

Primary · U, R-6 · 395 students

1096

ICSEA

Cedar College Independent

Combined · R-12 · 884 students

1090

ICSEA

St Martin's Catholic Primary School Catholic

Primary · R-6 · 691 students

1085

ICSEA

Heritage College Incorporated Independent

Combined · R-12 · 437 students

1040

ICSEA

St Paul's College Catholic

Combined · R-12 · 1,191 students

1037

ICSEA

Klemzig Primary School Government

Primary · U, R-6 · 184 students

1033

ICSEA

St Gabriel's School Catholic

Primary · R-6 · 306 students

1032

ICSEA

Hampstead Primary School Government

Primary · U, R-6 · 243 students

1032

ICSEA

Sports College South Australia Independent

Secondary · 11-12 · 404 students

1015

ICSEA

Northfield Primary School Government

Primary · R-6 · 352 students

982

ICSEA

Ingle Farm East Primary School Government

Primary · U, R-6 · 268 students

981

ICSEA

Enfield Primary School Government

Primary · U, R-6 · 188 students

978

ICSEA

Roma Mitchell Secondary College Government

Secondary · U, 7-12 · 1,638 students

971

ICSEA

Showing 15 of 23 schools.

Source: Australian Curriculum, Assessment and Reporting Authority (ACARA), 2025. ICSEA is the Index of Community Socio-Educational Advantage (national average 1000).

All schools near Northgate, with a map

Northgate Rent Prices & Affordability

18% of median household income goes on median rent

Marks at 25% and 35%. Band: affordable.

Household income $2,207/wk

Median rent $395/wk

Rent to income 17.9%

Rent is under 25% of household income, generally considered affordable.

Median rent in Northgate against your income

Your weekly income

About $9,564 a month

Median rent $395/wk

Left after rent $1,812/wk

Rent share 17.9%

Cheaper alternatives with similar incomes

Hectorville

Income: $717/wk Rent: $300/wk $95/wk less rent

Payneham

Income: $874/wk Rent: $300/wk $95/wk less rent

Underdale

Income: $830/wk Rent: $310/wk $85/wk less rent

Reynella

Income: $718/wk Rent: $320/wk $75/wk less rent

Salisbury Heights

Income: $816/wk Rent: $330/wk $65/wk less rent

Surrey Downs

Income: $828/wk Rent: $330/wk $65/wk less rent

Hewett

Income: $951/wk Rent: $340/wk $55/wk less rent

Clarence Gardens

Income: $979/wk Rent: $350/wk $45/wk less rent

Northgate vs the typical SA suburb

The median personal income in Northgate is $881 a week, 16% above the typical SA suburb ($759). That ranks 150th of 710 SA suburbs with 200 or more residents. Median rent is $395 a week, $95 more than the typical SA suburb. Rent takes 17.9% of the median household income here, against 19.5% in the typical SA suburb. The median resident is 38, 5 years younger than in the typical SA suburb (43).

The typical suburb is the median across suburbs with 200 or more residents. ABS Census 2021, calculated by GDP.com.au.
Measure	Northgate	Typical SA	Typical Australia
Personal income	$881/wk	$759/wk	$766/wk
Household income	$2,207/wk	$1,494/wk	$1,637/wk
Rent	$395/wk	$300/wk	$330/wk
Mortgage repayment	$1,742/mo	$1,534/mo	$1,733/mo
Median age	38	43	42
Rent share of household income	17.9%	19.5%	20.3%

Suburbs near Northgate

The closest suburb to Northgate is Northfield, 0.4 km away.

Northfield

0.4 km away · income $679/wk · rent $307/wk

Lightsview

1.1 km away · income $1,005/wk · rent $400/wk

Oakden

1.2 km away · income $649/wk · rent $283/wk

Walkley Heights

1.4 km away · income $715/wk · rent $370/wk

Clearview

1.7 km away · income $781/wk · rent $308/wk

Hillcrest (SA)

1.7 km away · income $759/wk · rent $319/wk

Compare Northgate (SA)

Frequently Asked Questions About Northgate

What is the population of Northgate SA?

The population of Northgate SA is 3,184 according to the ABS Census 2021.The suburb has a population density of 3,155 people per km².Northgate is ranked #2,304 out of 14,663 suburbs by population.

What is the median income in Northgate?

The median personal income in Northgate SA is $881 per week, or $45,812 per year.The median household income is $2,207 per week.Family income is $2,321 per week.Northgate is ranked #2,365 by income out of 14,663 Australian suburbs.

How much is rent in Northgate?

Median rent in Northgate SA is $395 per week ($1,712 per month).Rent represents 17.9% of household income, which is considered affordable.Northgate ranks #2,200 out of 14,663 suburbs by rent.

What are mortgage repayments in Northgate?

The median monthly mortgage repayment in Northgate SA is $1,742. This data comes from the ABS Census 2021 and reflects mortgage repayments for owner-occupied dwellings.

What is the median age in Northgate?

The median age in Northgate SA is 38 years.This is equal to the national median age of 38 years.

Is Northgate a good suburb to live in?

Northgate is a suburb in South Australia with a population of 3,184.The median income is $881/wk, which is above the typical SA suburb ($759/wk).Rent affordability is rated as affordable (17.9% of household income). See the full suburb profile above for detailed statistics.

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Australian Average Salary Australian House Prices Adelaide Cost of Living

Data: Australian Bureau of Statistics, Census of Population and Housing 2021. SA2 area: 41051. All dollar figures in AUD.