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Seaview Downs, SA 5049Home loan and property guide

Seaview Downs is a suburb of Adelaide in the City of Marion, on elevated land inland from the southern coast. The southern part of the suburb contains the O'Halloran Hill Recreation Park. Its housing is almost entirely detached, no flats were recorded at the 2021 Census, and only about one household in nine rents. This guide covers location, transport, housing, 2021 Census findings, planning, the South Australian buying process, and home loan considerations.

Location
Approximately 15 km south-west of the Adelaide CBD, above the coast at O'Halloran Hill
Local government
City of Marion
Region
Adelaide's southern coast
Population, 2021 Census
2,718

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

Seaview Downs housing and household data

At the 2021 Census, Seaview Downs had 2,718 residents and 1,078 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 $1,742, 6% below the national median. With 12% 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
$1,742
Australia $1,863
Median weekly household income, 2021 Census
$1,741
Australia $1,746
Households renting
12%
Australia 31%
Mortgage repayments to income
23%
Median repayment as a share of median household income, 2021
Residents
2,718
Median age 42 (Australia 38)

No government agency publishes a free median sale price series for Seaview Downs, 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 Seaview Downs

  • Separate houses made up 97.2 per cent of occupied homes at the 2021 Census, and no flats were recorded.
  • Only 11.7 per cent of households with a stated tenure rented.
  • The southern part of the suburb contains the O'Halloran Hill Recreation Park.
  • At 1,022 occupied dwellings the suburb is small, so comparable sales evidence can be thin.
  • Elevated land gives many properties a gulf outlook, which affects valuation between streets.
Read the full Seaview Downs guide

Types of home in Seaview Downs

Separate houses are the most common occupied dwelling.

  • Seaview Downs
  • Australia
Separate houses
97%
72%
Townhouses, terraces and semi-detached
3.1%
13%
Flats and apartments
0%
14%
View as table
CategorySeaview DownsAustralia
Separate houses97%72%
Townhouses, terraces and semi-detached3.1%13%
Flats and apartments0%14%

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

Owning and renting in Seaview Downs

Share of households by tenure. Rent was 22% of median household income.

  • Seaview Downs
  • Australia
Owned outright
41%
31%
Owned with a mortgage
47%
35%
Rented
12%
31%
View as table
CategorySeaview DownsAustralia
Owned outright41%31%
Owned with a mortgage47%35%
Rented12%31%

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

Home sizes in Seaview Downs

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

Studio or one bedroom
0.5%
Two bedrooms
6.1%
Three bedrooms
56%
Four or more bedrooms
38%
View as table
CategorySeaview Downs
Studio or one bedroom0.5%
Two bedrooms6.1%
Three bedrooms56%
Four or more bedrooms38%

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

Age of residents in Seaview Downs

Share of the population by age group. The median age was 42.

0-45-1415-1920-2425-3435-4445-5455-6465-7475-8485+
View as table
CategoryShare of residents
0-45.5%
5-1413%
15-196.2%
20-245.1%
25-349.7%
35-4413%
45-5414%
55-6412%
65-7411%
75-848.3%
85+2.5%

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

Where Seaview Downs sits

Seaview Downs and the localities that border it

Seaview Downs covers about 2.3 square kilometres and borders 6 localities. Boundaries are the ABS 2021 Suburbs and Localities geography, the same areas the Census figures above are counted on.

  • Seaview Downs
  • Bordering locality
Map of Seaview Downs, SA 5049, showing the suburb outline and the localities that border it.Seaview Downs covers about 2.3 square kilometres. It borders O'Halloran Hill, Trott Park, Seacliff Park, Dover Gardens, South Brighton and Seacombe Heights. Boundaries are the ABS Mesh Block approximation of gazetted localities, 2021.Seaview Downs1 kmN
View as table
LocalityAreaGuide
Seaview Downs2.3 km²This page
O'Halloran Hill7.8 km²—
Trott Park3.0 km²Guide available
Seacliff Park2.3 km²—
Dover Gardens1.0 km²—
South Brighton0.9 km²—
Seacombe Heights0.8 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 Seaview Downs

  • O'Halloran Hill7.8 km²
  • Trott Park3.0 km²
  • Seacliff Park2.3 km²
  • Dover Gardens1.0 km²
  • South Brighton0.9 km²
  • Seacombe Heights0.8 km²

A guide is available for Trott 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 Seaview Downs

Transport in Seaview Downs

  • Hallett Cove StationTrain

    Seaford line station towards the coast, reached by bus or car

  • Adelaide Metro busesBus

    Services to surrounding southern centres

  • Southern ExpresswayRoad

    Fast route to and from the city

  • Majors RoadRoad

    District route through the southern suburbs

Amenities in Seaview Downs

  • O'Halloran Hill Recreation ParkPark
  • Hallett Cove shopping centreShopping

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.

Seaview Downs location and character

Seaview Downs lies in the City of Marion, on elevated land south-west of the Adelaide CBD and inland from the coast. It adjoins Seacombe Heights, Hallett Cove, Trott Park and O'Halloran Hill, and the southern part of the suburb contains the O'Halloran Hill Recreation Park.

The elevated position is the defining feature. Land here rises above the coastal plain, which gives many properties an outlook towards Gulf St Vincent and distinguishes the suburb from the flatter coastal localities below it.

It is a small suburb. The 2021 Census counted 2,718 residents in 1,022 occupied private dwellings, so listings in any given period are few and the market is thinner than in the larger southern suburbs nearby.

Transport and amenity in Seaview Downs

There is no railway station in Seaview Downs. The Seaford line runs closer to the coast to the west, with Hallett Cove and Marino among the nearby stations, reached by bus or car. The line is the city's second longest metropolitan railway at 35.9 kilometres and was electrified between January 2013 and 2014, with most services operated by 4000 class electric multiple units.

Adelaide Metro buses serve the suburb and connect it to the surrounding southern centres. By road, Ocean Boulevard, Majors Road and the Southern Expressway provide the routes to and from the city, and the elevated position means some approaches climb noticeably from the coastal plain.

O'Halloran Hill Recreation Park occupies the southern part of the suburb and provides the principal open space. Daily shopping is served locally and at the nearby centres including Hallett Cove. Schools operate in the suburb and its neighbours, and this guide does not describe school zones.

Housing stock in Seaview Downs

Housing is almost entirely detached and dates largely from the suburban development of Adelaide's south through the later twentieth century. The typical dwelling is a brick or brick veneer family house on a suburban allotment, and the elevated, sloping land means split-level designs and retaining structures are common.

Attached housing is close to absent. At the 2021 Census, 993 of the 1,022 occupied private dwellings were separate houses and 32 were semi-detached or townhouse dwellings, with no flats or apartments recorded at all, so houses made up 97.2 per cent of occupied homes against 72.3 per cent nationally. Three-bedroom homes numbered 570, four-bedroom homes 316 and 71 had five or more bedrooms.

Inspections on elevated and sloping land commonly consider retaining walls and their drainage, slope stability, cracking associated with reactive clay soils, subfloor structures on stepped sites, and asbestos-containing materials in dwellings built before the 1980s.

Who lives and buys in Seaview Downs

The 2021 Census counted 2,718 residents in Seaview Downs, with a median age of 42 against 38 for Australia and an average household size of 2.6 people compared with 2.5 nationally. The largest age group was 45 to 54 years at 385 people, followed by 360 children aged 5 to 14 and 350 adults aged 35 to 44, which describes established families.

Ownership dominates and renting is uncommon. The Census recorded 470 dwellings owned with a mortgage, 416 owned outright and only 118 rented, so 46.8 per cent of households with a stated tenure had a mortgage, 41.4 per cent owned outright and just 11.7 per cent rented, against 30.6 per cent renting nationally. Median weekly household income was $1,741 against $1,746, close to the national figure.

Median monthly mortgage repayments were $1,742 against $1,863 and median weekly rent was $385 against $375. For a buyer, this is a settled family market with very little rental stock. Upgraders are the main purchasers, and with no flats and only 32 townhouses, downsizers have almost nothing to move into within the suburb.

Planning and local factors in Seaview Downs

Zoning and overlays come from the state-wide Planning and Design Code, which replaced council development plans in March 2021, and can be viewed for any address through the South Australian Property and Planning Atlas. The predominance of detached housing and the absence of flats suggest the applicable zoning is largely low density, so buyers considering subdivision should confirm the position for a specific address.

The O'Halloran Hill Recreation Park in the southern part of the suburb provides open space and also brings vegetation close to residential land. Bushfire hazard mapping may apply in parts of the suburb, and the Country Fire Service advises owners to check the bushfire hazard rating for an address through the Planning and Design Code.

The Census recorded 56 unoccupied private dwellings out of 1,078 on Census night, a low figure consistent with a suburb of permanent residents rather than holiday use despite its coastal outlook.

Buying in Seaview Downs 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. The handbook cautions that many matters affecting enjoyment of a home need not be disclosed, so independent enquiries remain worthwhile.

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, and first home buyer duty relief in South Australia applies to new homes only.

Home loan considerations for Seaview Downs property

Detached houses on standard titles are accepted security. Because the suburb is small, with 1,022 occupied dwellings, comparable sales evidence can be thinner than in the larger southern suburbs, so a valuer may look to adjoining localities for support and valuations can be marginally less predictable.

Terrain and outlook are the main variables. Elevated blocks with a gulf outlook may be valued differently from interior sites of similar floor area, and sloping blocks differ in usable land, access and retaining structures. Where bushfire mapping applies near the recreation park, building insurance terms can differ, and lenders require cover in place at settlement.

Lending considerations for Seaview Downs

  • No flats were recorded at the 2021 Census and only 32 townhouses, so low-maintenance housing is scarce.
  • The suburb is small, with 1,022 occupied dwellings, so comparable sales evidence can be thin.
  • Elevated and sloping blocks vary in outlook, usable land and retaining structures, which affects valuation.
  • Bushfire hazard mapping may apply near the O'Halloran Hill Recreation Park, which affects insurance.
  • Only 11.7 per cent of households with a stated tenure rented, so the tenant pool is very 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 Seaview Downs, 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 Seaview Downs.

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 Seaview Downs

Does Seaview Downs have a train station?

No. The Seaford line runs closer to the coast to the west, with Hallett Cove and Marino among the nearby stations, reached by bus or car. The line was electrified between January 2013 and 2014 and most services use 4000 class electric multiple units. Timetables are best checked with Adelaide Metro.

Are there apartments in Seaview Downs?

No flats or apartments were recorded at the 2021 Census. Of 1,022 occupied private dwellings, 993 were separate houses and only 32 were semi-detached or townhouse dwellings. Buyers seeking a compact or low-maintenance home therefore have almost nothing to choose from within the suburb and usually look to neighbouring localities.

Does Seaview Downs have sea views?

The suburb sits on elevated land inland from the southern coast, which gives many properties an outlook towards Gulf St Vincent and distinguishes it from the flatter coastal localities below. Outlook varies considerably between streets, and a valuer may treat an elevated block with a gulf outlook differently from an interior site of similar floor area.

What is O'Halloran Hill Recreation Park?

The O'Halloran Hill Recreation Park occupies the southern part of Seaview Downs and provides the principal open space for the suburb. It also brings vegetation close to residential land, so bushfire hazard mapping may apply in parts of the suburb, and owners should check the hazard rating for a specific address through the Planning and Design Code.

What kind of housing is in Seaview Downs?

Almost entirely detached family houses. At the 2021 Census, 993 of 1,022 occupied private dwellings were separate houses, or 97.2 per cent, against 72.3 per cent nationally. Three-bedroom homes numbered 570, four-bedroom homes 316 and 71 had five or more bedrooms, so stock is family sized.

Who lives in Seaview Downs?

The 2021 Census counted 2,718 residents with a median age of 42 and an average household size of 2.6 people. Of households with a stated tenure, 46.8 per cent had a mortgage, 41.4 per cent owned outright and only 11.7 per cent rented. Median weekly household income was $1,741, close to the national $1,746.

Sources for the Seaview Downs guide

South Australia suburb guides related to Seaview Downs

Compare Seaview Downs 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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