Sefton Park

Sefton Park is a growing suburb in SA with 1,274 residents.

SAL code: 41326
SA2: 402031036
Population: 1,274
LGA: Port Adelaide Enfield

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Sefton Park suburb boundary

Sefton Park, SA had 1,274 residents at the 2021 Census, with the broader statistical area showing a 9.4% growth over the last five years. The predominant age group is 25-34 years, and the median age sits at 39. Households are most often couples with children, and those with a mortgage repay a median of $1,775 a month. Around 71.0% of homes are owner-occupied, with the largest single tenure being owned outright at 35.7%. Most dwellings are separate houses, making up 75.6% of the suburb's housing stock. The suburb has 1 park or reserve mapped within its boundary. Source: ABS Census 2021 and Estimated Resident Population, with amenity counts from state Open Data and OpenStreetMap.

Population

1,274

Suburb · Census 2021

5-Year Growth

+9.4%

3yr: +5.8% · 10yr: +20.2%

SA2 · 5yr

Household Income

$1,663/wk

Suburb · Census 2021 median

Median Age

Suburb · Census 2021

Socio-Economic Index

2/10

SA2 · more disadvantaged

Unemployment

4.9%

SA4 · Q4 2025

Hospitals

Not available

No data for this suburb

Childcare services

1 long day

Parks & green space

Parks, reserves

Transport stops

GTFS stops

Dwelling approvals

113

Port Adelaide Enfield · Feb 2026

Median Weekly Rent

$540/wk-6.9% YoY2025 Q4

All dwellings

Based on rental bond lodgements recorded by the state government.

Median House Sale Price

$1,010,500-17.2% YoY2025 Q4

House only

Source: state Valuer-General (suburb-level quarterly medians).

→ Calculate stamp duty on this suburb's median price → Estimate mortgage repayments → Calculate rental yield (price + median rent)

Safety & Crime

2025 Q4

per 1,000 residents

↑ 59%

vs prior year

Theft

21 offences

Reported incidents from SA police. Offence rates may not reflect all crime.

Population over time — Enfield - Blair Athol (SA2)

ABS publishes annual estimates only at SA2; Sefton Park suburb alone is ~1,274 (Census 2021).

Growth at a Glance

3yr: +5.8%5yr: +9.4%10yr: +20.2%Total: +44.0%

Population grew from 19,604 to 28,231 over 24 years, averaging 1.5% per year.

Government school catchment

Intake zone

Primary

Nailsworth Primary School

Secondary

Roma Mitchell Secondary College100.0%

Adelaide High School 0.0%
Adelaide Botanic High School 0.0%

Source: SA Department for Education — School Zones (primary + high). Boundaries can be amended without notice; confirm with the school before relying on enrolment.

Profile

Census snapshot

ABS · 2021

Housing

Public housing 0.8%

Almost entirely detached houses (75.6%), owner-occupied (71%), built for families (49% are 3 bed).

Dwelling mix

Houses 76%

372 houses67 townhouses53 apartments

Tenure

Owned 36%

Mortgage 35%

Renting 29%

Number of bedrooms

1 bed

18 (3.7%)

2 bed

138 (28.3%)

3 bed

237 (48.7%)

4 bed

79 (16.2%)

5 bed

15 (3.1%)

6+ bed

0 (0.0%)

Bushfire & flood risk

Bushfire

Not available

Hazard data is not yet available for this state.

Flood

14.2%of suburb area

1% AEP flood extent

Source: SA DEW Flood Mapping

As of May 2026

Overlap is the percentage of the suburb's land area inside the mapped hazard polygons. Always verify the exact property address with the relevant authority before making decisions.

Planning zones

3 zones in suburb

Code	Zone	% covered	Area
ESTABLISHED_NEIGHBOURHOOD	Established NeighbourhoodResidential	82.8%	0.41 km²
SUBURBAN_ACTIVITY_CENTRE	Suburban Activity CentreBusiness	13.8%	0.07 km²
URBAN_CORRIDOR_BUSINESS	Urban Corridor (Business)Business	3.4%	0.02 km²

Source: SA Planning and Design Code Zones (ZONE_SA/2026-04-30/7965b1556505eb71) · As of Apr 2026. Zone boundaries are amended periodically; verify the exact property with the relevant council before relying on permitted use.