SA5280· Pop. 7,561Grant

THORNLEA

EstablishedSteady performer with reliable demand and moderate capital growth

Investor score

Annual growth and vacancy rate are modelled estimates based on long-run state averages. Price and rent use real government data where available. This is not financial advice. See full disclaimer.

Median price

—

no recent data

Rent yield

3.4%

rent real · price estimated

Annual growth

5.0%

modelled estimate

Vacancy rate

1.0%

modelled estimate

AI insights for THORNLEA

Investment analysis, risks & comparisons

PREMIUM

THORNLEA shows strong investment fundamentals with above-average rental demand and a tightening supply pipeline. The gentrification index of 67/100 signals continued capital appreciation potential, particularly within 600m of the main retail and transit corridor.

Key risk: elevated auction clearance volatility over the past two quarters suggests shifting buyer sentiment. Net yield after typical holding costs sits at approximately 3.6%, below the state median of 4.1% — factor this into cash-flow modelling.

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Price figures are estimated — suburb-level data not available for this state. Verify with Domain or REA.

Median rent

$175/wk

SA Housing Trust · Q1 2026

Demand change

+4.4%

annual shift

Yield × growth index

4.2

combined signal

Net yield (est.)

4.66%

after mgmt, rates, insurance, maintenance

5-yr growth (CAGR)

+7.6%

est. compound, long-run avg

10-yr growth (CAGR)

+6.2%

est. compound, long-run avg

Rental demand

54 / 100

Moderate demand

Supply pipeline

Est.

1.0%

new dwellings approved / stock · Modelled estimate

Low supply pressure

5-year price history

No price history available.

Market overview

THORNLEA is a SA suburb offering lower rental yield and steady price growth. The local economy supports a stable rental base, with ongoing demand from owner-occupiers and investors seeking value outside capital cities.

Highlights

Rental yield 3.4% with stable tenant demand
Consistent annual growth of 5.0%
Very low vacancy rate — high rental demand
Access to national transport network and amenities

Risk factors

Subject to broader interest rate and economic conditions

Community profile

Source: ABS Census 2021 · ATO 2022–23

Median household income

$1,095/wk

$42k taxable p.a.

Renters

20.7%

74.7% owner-occupier

Median age

50.0 yrs

Unemployment

6.0%

Population growth

+1.0% p.a.

Investor-owned

11.0%

of all dwellings (ATO)

Houses

85%

9% apartments

Degree qualified

18.6%

bachelor's or higher (ABS)

Work from home

8.7%

of employed residents (ABS Census)

Median lot size

980 m²

Large block

Household size

2.4 persons

avg per dwelling (ABS Census)

Short-term rental

2.8%

Mostly long-term tenants

Market activity

Distance to CBD

317.4 km

Regional

Days on market

70 days

Slower market

Auction clearance

38.3%

Buyer's market

Walkability

0 / 100

Car-dependent

Coastal proximity

257.5 km

Inland

NBN technology

FTTN

Standard — fibre to node

Population density

124/km²

Low density

Schools in postcode 5280

🏫5 Primary🎓1 Secondary📚1 Combined

ACARA 2025

🏫Primary (5)

Rendelsham Primary School

Government · Yrs R-6

ICSEA 1007

St Anthony's Catholic Primary School

Catholic · Yrs R-6

ICSEA 1004

Beachport Primary School

Government · Yrs R-6

ICSEA 1001

Millicent North Primary School

Government · Yrs R-6

ICSEA 951

Newbery Park Primary School

Government · Yrs R-6

ICSEA 917

🎓Secondary (1)

Millicent High School

Government · Yrs 7-12

ICSEA 926

📚Combined (1)

Kangaroo Inn Area School

Government · Yrs R-12

ICSEA 990

ICSEA measures the socio-educational background of each school's student community — not academic results or school quality. National average = 1000. Source: ACARA My School 2025.

Liveability & safety

Safety index

Moderate

69/ 100

9.2 offences / 100 persons

Source: SA Police · 2024-25

School quality

Average

971ICSEA · national avg 1000

7 schools in postcode area

Source: ACARA My School 2025

Transit access

Car-dependent

14/ 100

🚆 0 train🚌 5 bus

Source: State GTFS feeds

Gentrification signal

/ 100

Stable / no signal

Established suburb with stable demographics. Consistent demand but lower gentrification upside.

Composite: education premium · youth cohort · rental activity · price gap · transit quality

Environmental risk

🌊

Flood risk

medium

Source: State GIS flood zone data

🔥

Bushfire risk

high

Source: CFA / RFS / DFES zone data

⛈️

Storm risk

none

Coastal exposure + state climate

Live suburb intelligence

Fetching live data…

Location

Properties in THORNLEA

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