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Flagstaff Hill, SA 5159Home loan and property guide

Flagstaff Hill is a southern Adelaide suburb in the City of Onkaparinga, named after the flagstaff Colonel William Light erected during his survey and later used as a trig point. Subdivision began in 1967 around a golf course, and the suburb is now established around Sturt Gorge Recreation Park. This guide covers location, transport, housing, 2021 Census findings, planning and bushfire matters, the South Australian buying process, and home loan considerations.

Location
Approximately 16 km south of the Adelaide CBD, around Sturt Gorge Recreation Park
Local government
City of Onkaparinga
Region
Adelaide's southern foothills
Population, 2021 Census
10,184

Last reviewed by the BorrowWise editorial team. General information only.

Flagstaff Hill housing and household data

At the 2021 Census, Flagstaff Hill had 10,184 residents and 3,752 private dwellings, most commonly separate houses. The median weekly rent was $385, in line with the national median, and the median monthly mortgage repayment was $1,733, 7% below the national median. With 10% of households renting, most dwellings are owner-occupied.

Census figures describe August 2021 and are self-reported by households. Rents, repayments and incomes have moved since then, so they are best read as a profile of the suburb relative to Australia rather than as current prices. The next Census was held in August 2026 and results are not yet published.

Median weekly rent, 2021 Census
$385
Australia $375
Median monthly mortgage repayment, 2021 Census
$1,733
Australia $1,863
Median weekly household income, 2021 Census
$2,080
Australia $1,746
Households renting
10%
Australia 31%
Mortgage repayments to income
19%
Median repayment as a share of median household income, 2021
Residents
10,184
Median age 43 (Australia 38)

No government agency publishes a free median sale price series for Flagstaff Hill, so none is shown here. Commercial price estimates vary between providers. A broker can supply recent comparable sales for a specific property as part of a free assessment.

Buyer summary for Flagstaff Hill

  • Separate houses made up 96.5 per cent of occupied homes at the 2021 Census, one of the highest shares in the southern suburbs.
  • The suburb is built around Sturt Gorge Recreation Park, which shapes both its character and its hazard mapping.
  • Subdivision began with 130 blocks released in April 1967, and all developed land had sold by 1984.
  • Only 10.4 per cent of households with a stated tenure rented, so the investor pool is small.
  • Bushfire referral, construction standards and insurance cost are the central local lending issues.
Read the full Flagstaff Hill guide

Types of home in Flagstaff Hill

Separate houses are the most common occupied dwelling.

  • Flagstaff Hill
  • Australia
Separate houses
97%
72%
Townhouses, terraces and semi-detached
1.6%
13%
Flats and apartments
0.3%
14%
View as table
CategoryFlagstaff HillAustralia
Separate houses97%72%
Townhouses, terraces and semi-detached1.6%13%
Flats and apartments0.3%14%

Source: Australian Bureau of Statistics, 2021 Census (CC BY 4.0).

Owning and renting in Flagstaff Hill

Share of households by tenure. Rent was 19% of median household income.

  • Flagstaff Hill
  • Australia
Owned outright
39%
31%
Owned with a mortgage
50%
35%
Rented
10%
31%
View as table
CategoryFlagstaff HillAustralia
Owned outright39%31%
Owned with a mortgage50%35%
Rented10%31%

Source: Australian Bureau of Statistics, 2021 Census (CC BY 4.0).

Home sizes in Flagstaff Hill

Share of occupied dwellings by number of bedrooms. Lenders apply minimum floor areas to some studio and one bedroom units.

Studio or one bedroom
1.6%
Two bedrooms
2.6%
Three bedrooms
46%
Four or more bedrooms
50%
View as table
CategoryFlagstaff Hill
Studio or one bedroom1.6%
Two bedrooms2.6%
Three bedrooms46%
Four or more bedrooms50%

Source: Australian Bureau of Statistics, 2021 Census (CC BY 4.0).

Age of residents in Flagstaff Hill

Share of the population by age group. The median age was 43.

0-45-1415-1920-2425-3435-4445-5455-6465-7475-8485+
View as table
CategoryShare of residents
0-45.0%
5-1412%
15-196.3%
20-245.8%
25-349.7%
35-4413%
45-5414%
55-6414%
65-7413%
75-845.8%
85+1.5%

Source: Australian Bureau of Statistics, 2021 Census (CC BY 4.0).

Where Flagstaff Hill sits

Flagstaff Hill and the localities that border it

Flagstaff Hill covers about 7.9 square kilometres and borders 9 localities. Boundaries are the ABS 2021 Suburbs and Localities geography, the same areas the Census figures above are counted on.

  • Flagstaff Hill
  • Bordering locality
Map of Flagstaff Hill, SA 5159, showing the suburb outline and the localities that border it.Flagstaff Hill covers about 7.9 square kilometres. It borders Happy Valley (SA), Chandlers Hill, O'Halloran Hill, Aberfoyle Park, Coromandel Valley, Craigburn Farm, Bedford Park, Bellevue Heights and Darlington (SA). Boundaries are the ABS Mesh Block approximation of gazetted localities, 2021.Aberfoyle ParkFlagstaff Hill1 kmN
View as table
LocalityAreaGuide
Flagstaff Hill7.9 km²This page
Happy Valley (SA)13 km²—
Chandlers Hill11 km²—
O'Halloran Hill7.8 km²—
Aberfoyle Park5.8 km²Guide available
Coromandel Valley4.3 km²—
Craigburn Farm3.7 km²—
Bedford Park2.7 km²—
Bellevue Heights2.5 km²—
Darlington (SA)1.4 km²—

Suburb boundaries: Australian Bureau of Statistics, Australian Statistical Geography Standard (ASGS) Edition 3, Suburbs and Localities (SAL), July 2021 to June 2026, CC BY 4.0. Boundaries simplified for display. No boundary is moved by more than about one screen pixel at the size shown.

Bordering Flagstaff Hill

  • Happy Valley (SA)13 km²
  • Chandlers Hill11 km²
  • O'Halloran Hill7.8 km²
  • Aberfoyle Park5.8 km²
  • Coromandel Valley4.3 km²
  • Craigburn Farm3.7 km²
  • Bedford Park2.7 km²
  • Bellevue Heights2.5 km²
  • Darlington (SA)1.4 km²

A guide is available for Aberfoyle Park.

Suburbs and Localities are an ABS Mesh Block approximation of gazetted localities. They are drawn for statistics and do not match legal or administrative boundaries. Confirm a property’s locality, council and school zone with the state land registry or the relevant authority.

Living in Flagstaff Hill

Transport in Flagstaff Hill

  • Adelaide Metro busesBus

    Services to the city and southern centres including Marion

  • Southern ExpresswayRoad

    Fast route to and from the city

  • Black RoadRoad

    Principal route through the suburb towards Blackwood

Amenities in Flagstaff Hill

  • Sturt Gorge Recreation ParkPark
  • Flagstaff Hill Golf ClubRecreation
  • Flagstaff Hill local shopsShopping

School listings show name, level and sector only. Enrolment zones change, so confirm eligibility for a specific address with the school or the state education department.

Flagstaff Hill location and character

Flagstaff Hill is a suburb in the City of Onkaparinga, south of the Adelaide CBD in the foothills. It is named after the hill in the area where Colonel William Light erected a flagstaff during his survey, which was then used as a trig point. It is a leafy suburb established around Sturt Gorge Recreation Park, and maintains many parks and reserves throughout its streets.

Colonel William Light's survey teams worked south from Adelaide through 1838 and 1839, leaving various marks across the landscape, one of which was the trig point or flagstaff that gave the area its name. By 1842 the area near the trig point was called the Flagstaff, and during the late nineteenth century it lay within a farming and grazing region.

In the 1960s some of the land near the Flagstaff was earmarked for suburban development. From 1960 Hooker Rex Estates began purchasing land in the region for subdivision and over the next decade accumulated nearly two hundred hectares. Blocks were first subdivided near a golf course, and planners also provided an oval and recreation facilities. The first 130 blocks were released in April 1967 and sold rapidly, and by 1984 all developed land had been sold, with the suburb extended from 1985.

Transport and amenity in Flagstaff Hill

There is no railway station in Flagstaff Hill. Adelaide Metro buses serve the suburb and connect it to the city and to surrounding southern centres including Marion. The closest stations are on the Seaford line to the west, reached by bus or car, and buyers relying on rail may wish to test the combined journey at the times they would travel.

By road, the suburb is reached through Blackwood to the north and Happy Valley and Reynella to the south, and the Southern Expressway provides the fast route to and from the city. The terrain is hilly and streets follow the contours, so travel times vary more than map distance suggests and some approaches are steep.

Sturt Gorge Recreation Park adjoins the suburb and is its principal open space, offering walking trails through native vegetation. The suburb retains the golf course around which the first subdivision was laid out, together with an oval and recreation facilities provided by the original planners, and local shopping serves daily needs. Schools operate in the suburb and its neighbours, and this guide does not describe school zones.

Housing stock in Flagstaff Hill

Housing dates predominantly from the subdivisions that began in 1967 and continued through the 1970s and 1980s, with further release from 1985. The typical dwelling is a detached brick or brick veneer family home, frequently split-level or two-storey because of the fall of the land, on a suburban allotment with established garden planting that gives the suburb its leafy character.

Attached and higher-density housing is close to absent. At the 2021 Census, 3,492 of the 3,617 occupied private dwellings were separate houses, 58 were semi-detached or townhouse dwellings and 11 were flats or apartments, so houses made up 96.5 per cent of occupied homes against 72.3 per cent nationally. Homes are large: 1,641 had three bedrooms, 1,516 had four and 298 had five or more.

Inspections here commonly consider retaining walls and their drainage, slope stability, cracking on reactive clay soils, subfloor structures on stepped sites and the condition of decks and balconies. Homes of the 1970s may also raise original services and asbestos-containing materials.

Who lives and buys in Flagstaff Hill

The 2021 Census counted 10,184 residents in Flagstaff Hill, with a median age of 43 against 38 for Australia and an average household size of 2.7 people compared with 2.5 nationally. The age profile is mature and evenly spread across the middle years: 1,445 residents were aged 45 to 54, 1,410 were aged 55 to 64, 1,321 were aged 35 to 44 and 1,277 were aged 65 to 74.

Ownership dominates and renting is uncommon. The Census recorded 1,805 dwellings owned with a mortgage, 1,394 owned outright and 374 rented, so 50.2 per cent of households with a stated tenure had a mortgage, 38.8 per cent owned outright and only 10.4 per cent rented, against 30.6 per cent nationally. Median weekly household income was $2,080 compared with $1,746, and median monthly mortgage repayments were $1,733 against $1,863.

For a buyer, this describes an established, comparatively affluent family suburb with a small rental pool. Upgraders are the main purchasers, competing for large homes. Investors will find few suitable properties, and downsizers seeking an attached or single-level low-maintenance dwelling have very limited choice, since only 58 townhouses and 11 flats were recorded.

Planning, Sturt Gorge and bushfire matters in Flagstaff Hill

Zoning and overlays are set by the state-wide Planning and Design Code and can be viewed for any address through the South Australian Property and Planning Atlas. Because the suburb wraps around Sturt Gorge Recreation Park, properties adjoining the park sit in a different policy and hazard context from those on the interior streets, and vegetation controls may apply.

Bushfire is the principal mapped hazard. The Country Fire Service advises owners to check the bushfire hazard rating for an address through the Planning and Design Code, and habitable development in higher hazard areas is referred to the CFS Development Assessment Service, which assesses siting, construction, structural standards, access for emergency service vehicles, vegetation clearance, firefighting equipment and water supply, with 30 business days to respond on a residential application.

A Bushfire Attack Level assessment determines construction requirements, and additional requirements apply in designated bushfire prone areas under Ministerial Building Standard MBS008. Firefighting water supply requirements vary with the assessed level and block size, and tanks must be non-combustible. Properties backing onto the gorge deserve particular attention to access and egress as well as construction.

Buying in Flagstaff Hill under South Australian contract law

A South Australian vendor must serve a Form 1 vendor's statement, which the Law Handbook describes as disclosing mortgages and encumbrances, planning zone and overlay information and recent transfers, and as explaining cooling-off rights. In this suburb the overlay section is worth reading closely, because bushfire and vegetation controls affect what can be built, extended or cleared.

The purchaser generally has two clear business days from service of the Form 1 to cool off by written notice, and no cooling-off applies at auction. Contracts are often made subject to finance, and the clause should specify when approval is due. A conveyancer normally manages settlement, stamp duty is payable on the transfer, and first home buyer duty relief in South Australia is confined to new homes.

Home loan considerations for Flagstaff Hill property

Large detached houses on standard titles are accepted security, and the volume of similar stock supports valuation. The variables are terrain and outlook: blocks differ in slope, access, usable land and retaining structures, and a property backing onto the gorge may be valued differently from an interior block of similar floor area.

Insurance and construction cost are the practical local issues. Lenders require building cover in place at settlement, and premiums and terms in mapped bushfire areas can differ from those on the plains. For buyers intending to extend or rebuild, referral requirements and the assessed Bushfire Attack Level add cost and time, and a lender relying on an as-if-complete valuation will expect approvals and the assessed level to be reflected in the building contract before funds are drawn.

Lending considerations for Flagstaff Hill

  • Only 58 townhouses and 11 flats were counted at the 2021 Census, so low-maintenance housing is scarce within the suburb.
  • Bushfire referral, Bushfire Attack Level construction standards and insurance cost are the central local lending issues.
  • Properties adjoining Sturt Gorge Recreation Park may be subject to vegetation controls and higher hazard mapping.
  • Sloping blocks vary in usable land, access and retaining structures, so valuations of similar houses can differ.
  • Only 10.4 per cent of households with a stated tenure rented, so the tenant market is thin for investors.

Lender policy differs between institutions and changes over time. The guide to Australian lenders explains how credit policy varies, and the home loan guide sets out the main loan structures.

Transfer duty when buying in Flagstaff Hill, SA

Transfer duty, commonly called stamp duty, is set by the state or territory rather than by suburb. The table shows indicative duty in South Australia for an owner-occupier buying an established home at four illustrative purchase prices. These prices are examples only and are not an indication of values in Flagstaff Hill.

Indicative transfer duty in South Australia by purchase price
Purchase priceOwner-occupier dutyEligible first home buyer
$500,000$21,330$21,330
$750,000$35,080$35,080
$1,000,000$48,830$48,830
$1,500,000$76,330$76,330

South Australian relief applies to new homes only, with no price cap. Established homes attract full duty. Figures are indicative, exclude transfer and mortgage registration fees, and are subject to change. Eligibility conditions apply. Confirm the amount with the relevant revenue office before relying on it, or model a specific price with the stamp duty calculator. Grants and guarantees are explained in the government grants guide.

Frequently asked questions about buying in Flagstaff Hill

How did Flagstaff Hill get its name?

It is named after the hill where Colonel William Light erected a flagstaff during his survey, which was then used as a trig point. Light's survey teams worked south from Adelaide through 1838 and 1839, and by 1842 the area near the trig point was called the Flagstaff. The area remained farming and grazing land until suburban development began in the 1960s.

Does Flagstaff Hill have a train station?

No. Adelaide Metro buses serve the suburb and connect it to the city and to southern centres including Marion. The closest stations are on the Seaford line to the west, reached by bus or car. The Southern Expressway provides the fast road route to and from the city. Timetables are best checked with Adelaide Metro.

What kind of housing is in Flagstaff Hill?

Almost entirely detached houses. At the 2021 Census, 3,492 of 3,617 occupied private dwellings were separate houses, or 96.5 per cent, against 72.3 per cent nationally. Only 58 were semi-detached or townhouse dwellings and 11 were flats. Homes are large, with 1,516 four-bedroom dwellings and 298 with five or more bedrooms.

Is Flagstaff Hill affected by bushfire risk?

Bushfire is the principal mapped hazard, and properties adjoining Sturt Gorge Recreation Park warrant particular attention. Owners should check the hazard rating for a specific address through the Planning and Design Code. Habitable development in higher hazard areas is referred to the CFS, which assesses siting, construction, access, vegetation clearance and water supply, and has 30 business days to respond.

When was Flagstaff Hill built?

Hooker Rex Estates began purchasing land in the region in 1960 and accumulated nearly two hundred hectares over the following decade. The first 130 blocks were released in April 1967 and sold rapidly, planners provided an oval and recreation facilities near a golf course, and by 1984 all developed land had been sold. The suburb was extended from 1985.

Who lives in Flagstaff Hill?

The 2021 Census counted 10,184 residents with a median age of 43 and an average household size of 2.7 people. Of households with a stated tenure, 50.2 per cent had a mortgage, 38.8 per cent owned outright and only 10.4 per cent rented. Median weekly household income was $2,080 against $1,746 nationally.

Sources for the Flagstaff Hill guide

South Australia suburb guides related to Flagstaff Hill

Compare Flagstaff Hill with another suburb

See the Census profile, housing stock and home loan considerations side by side, and work out the repayment, transfer duty and upfront cash at the prices you are seeing.

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