Seaford Heights vs Seaford

Seaford Heights is the younger of the two, with a median age of 29 against 43 in Seaford. In both, most households own their home and the large majority of homes are detached houses. In Seaford Heights, most households are couple families. On these figures, Seaford Heights tends to suit young adults, families with children, and couples, while Seaford suits people living alone and older residents.

Which one suits you?

There is no overall winner — the suburb that suits a family with school-age kids is routinely the wrong one for someone commuting into the city. So each of these answers its own question, against a checklist you can see, using the same figures in the tables below.

Families with school-age kids

They split

one each way, out of the 6 things we measure here

  • Seaford Heights carries lower crime risk (54/100 vs 86/100)
  • Seaford has more childcare (8 vs 1)

Weighs schools, house stock, crime, parks, childcare, and who already lives there.

First-home buyers

Seaford Heights

ahead on the one thing that separates them

  • leaves households under less mortgage stress (18% vs 26%)

Weighs house prices and mortgage stress.

Renters

They split

one each way, out of the 3 things we measure here

  • Seaford Heights leaves renters under less rental stress (18% vs 26%)
  • Seaford has cheaper rent ($330/wk vs $380/wk)

Weighs rent, rental stress, and how much is for rent.

Commuting to the city

Seaford

ahead on the one thing that separates them

  • is more walkable (79/100 vs 43/100)

Weighs distance, drive time, rail access, and walkability.

Downsizers and retirees

Seaford

ahead on 2 of the 5 things we measure here

  • has more residents already 65 and over (26% vs 5%)
  • is more walkable (79/100 vs 43/100)
  • But Seaford Heights carries lower crime risk (54/100 vs 86/100)

Weighs smaller dwellings, who already lives there, GPs, walkability, and crime.

Investors

Seaford Heights

ahead on the one thing that separates them

  • is growing faster (1935.8% vs 1.1%)

Weighs house yield and population growth.

Where they sit

Seaford Heights and Seaford drawn to the same scale. Both outlines are shown together, so the map answers whether they share a border and how their areas compare.

Seaford Heights Seaford
Hides rows where both suburbs match

Bars start at zero. Scores, risks and rankings are drawn against their full 0–100 range; other rows are drawn in proportion to the larger of the two.

Side by side, out of 100

Risks are inverted — shown as safety and low exposure — so a longer bar always means better.

Seaford Heights Seaford
Walkability 43 / 79
Seaford Heights — Walkability: 43/100 Seaford — Walkability: 79/100
Safety 46 / 14
Seaford Heights — Safety: 46/100 Seaford — Safety: 14/100
Low fire risk 100 / 100
Seaford Heights — Low fire risk: 100/100 Seaford — Low fire risk: 100/100

Demographics

Seaford has more residents (4,493 vs 1,079); Seaford Heights has higher household incomes ($112,840 vs $65,208).

Seaford Heights Seaford
Population 1,079 4,493
+316% vs other
Population trend (2016 → 2021) +1935.8% +1.1%
Median age 29 43
Median household income $112,840/yr
+42% vs other
 $65,208/yr
Median weekly rent $380/wk
+13% vs other
 $330/wk

Age profile

Share of residents in each band, 2021 Census.

Seaford Heights Seaford
0-4 10.9% / 4.8%
Seaford Heights — 0-4: 10.9% Seaford — 0-4: 4.8%
5-14 12.6% / 12.2%
Seaford Heights — 5-14: 12.6% Seaford — 5-14: 12.2%
15-19 4.2% / 5.2%
Seaford Heights — 15-19: 4.2% Seaford — 15-19: 5.2%
20-24 6.8% / 5.2%
Seaford Heights — 20-24: 6.8% Seaford — 20-24: 5.2%
25-34 31.1% / 11.1%
Seaford Heights — 25-34: 31.1% Seaford — 25-34: 11.1%
35-44 13.8% / 12.6%
Seaford Heights — 35-44: 13.8% Seaford — 35-44: 12.6%
45-54 10.5% / 11.5%
Seaford Heights — 45-54: 10.5% Seaford — 45-54: 11.5%
55-64 5.2% / 11.6%
Seaford Heights — 55-64: 5.2% Seaford — 55-64: 11.6%
65-74 3.3% / 12.2%
Seaford Heights — 65-74: 3.3% Seaford — 65-74: 12.2%
75-84 1.1% / 8.9%
Seaford Heights — 75-84: 1.1% Seaford — 75-84: 8.9%
85+ 0.3% / 4.8%
Seaford Heights — 85+: 0.3% Seaford — 85+: 4.8%

Bars are drawn against the largest share shown (31.1%).

Who lives together

Household composition, 2021 Census.

Seaford Heights 55.6% couple families
Seaford Heights — Couple Families: 55.6% Seaford Heights — Lone Person: 25.6% Seaford Heights — One Parent Families: 14.8% Seaford Heights — Group Household: 2.6% Seaford Heights — Other Families: 1.5%
Seaford 34.7% couple families
Seaford — Couple Families: 34.7% Seaford — Lone Person: 41.8% Seaford — One Parent Families: 18.6% Seaford — Group Household: 3.7% Seaford — Other Families: 1.2%
Couple Families Lone Person One Parent Families Group Household Other Families

Who owns and who rents

Occupied private dwellings by tenure, 2021 Census.

Seaford Heights 22.9% renting
Seaford Heights — Owned Outright: 10.0% Seaford Heights — Mortgage: 67.1% Seaford Heights — Renting: 22.9%
Seaford 28.4% renting
Seaford — Owned Outright: 33.7% Seaford — Mortgage: 38.0% Seaford — Renting: 28.4%
Owned outright Mortgage Renting

Qualifications

Highest non-school qualification, residents 15+, 2021 Census.

Seaford Heights Seaford
Certificate III & IV 21.2% / 19.1%
Seaford Heights — Certificate III & IV: 21.2% Seaford — Certificate III & IV: 19.1%
Bachelor Degree 12.7% / 7.6%
Seaford Heights — Bachelor Degree: 12.7% Seaford — Bachelor Degree: 7.6%
Advanced Diploma / Diploma 6.7% / 7.4%
Seaford Heights — Advanced Diploma / Diploma: 6.7% Seaford — Advanced Diploma / Diploma: 7.4%
Postgraduate Degree 3.4% / 1.7%
Seaford Heights — Postgraduate Degree: 3.4% Seaford — Postgraduate Degree: 1.7%
Graduate Diploma / Certificate 2.0% / 1.5%
Seaford Heights — Graduate Diploma / Certificate: 2.0% Seaford — Graduate Diploma / Certificate: 1.5%

Bars are drawn against the largest share shown (21.2%).

Where residents were born

Largest overseas birthplaces, as a share of all residents, 2021 Census. A dash means that country is not among the suburb's own eight largest.

Seaford Heights Seaford
England 10.6% / 13.8%
Seaford Heights — England: 10.6% Seaford — England: 13.8%
India 2.5% / —
Seaford Heights — India: 2.5% Seaford — India: not among its largest
Philippines 1.9% / 0.6%
Seaford Heights — Philippines: 1.9% Seaford — Philippines: 0.6%
South Africa 1.4% / 0.8%
Seaford Heights — South Africa: 1.4% Seaford — South Africa: 0.8%
Scotland 0.6% / 1.1%
Seaford Heights — Scotland: 0.6% Seaford — Scotland: 1.1%
New Zealand — / 1.6%
Seaford Heights — New Zealand: not among its largest Seaford — New Zealand: 1.6%
Iraq 0.8% / —
Seaford Heights — Iraq: 0.8% Seaford — Iraq: not among its largest
Germany — / 0.7%
Seaford Heights — Germany: not among its largest Seaford — Germany: 0.7%

Bars are drawn against the largest share shown (13.8%).

What people live in

Occupied private dwellings by structure, 2021 Census.

Seaford Heights 94.0% houses
Seaford Heights — Houses: 94.0% Seaford Heights — Townhouses: 5.0% Seaford Heights — Flats / Apartments: 1.0%
Seaford 85.3% houses
Seaford — Houses: 85.3% Seaford — Townhouses: 10.1% Seaford — Flats / Apartments: 4.7%
Houses Townhouses Flats / Apartments

Property market

Seaford Heights Seaford
Median house price $865,000 $880,000
Median unit price —
same for both
Median land price — $1,357,970
Typical days to sell (houses) 13 days
from 37 sales
 21 days
from 41 sales

House price by bedroom count

Only bed counts both suburbs published enough sales for. Sale counts are shown because the buckets differ in depth.

Seaford Heights Seaford
3 bed $800K / $843K
Seaford Heights — 3 bed: $800K (40 sales) Seaford — 3 bed: $843K (67 sales)

40 vs 67 sales

4 bed $925K / $951K
Seaford Heights — 4 bed: $925K (27 sales) Seaford — 4 bed: $951K (17 sales)

27 vs 17 sales

Zoning mix

Seaford Heights has more rural and farming land (37% vs 0%); Seaford has more commercially zoned land (17% vs 0%).

Seaford Heights Seaford
Residential 51% 65%
Rural and farming 37% 0%
Commercial 0% 17%
Industrial 0% 13%
Other and special use 12% 0%
Environmental 0% 6%
Zoning sets what may be built, not what is there today. A single address can sit in a different zone to the suburb around it. Zones as at 2026-09.

Development activity

Seaford Heights Seaford
New dwellings approved 1,367
across Onkaparinga
same for both
Approvals change year on year +58%
same for both

Gross rental yield

Gross — before strata, rates, management, insurance and vacancy. From median advertised rents and median asking prices over the last 6 months. How we calculate.

Seaford Heights Seaford
Houses 4.4%
$690/wk on $818K
 4.2%
$682/wk on $844K
Units —
same for both

Ranking within SA

Seaford Heights Seaford
House price Higher than 4% of SA Higher than 25% of SA
Income Higher than 88% of SA Higher than 33% of SA
Schools — Higher than 8% of SA
Walkability Higher than 78% of SA Higher than 91% of SA
Affordability Higher than 98% of SA Higher than 51% of SA
EV adoption Higher than 74% of SA
same for both
NBN connectivity Higher than 100% of SA Higher than 98% of SA
Rental yield (houses) Higher than 84% of SA Higher than 72% of SA

Liveability

Seaford is more walkable (79 vs 43); Seaford Heights scores higher overall (63 vs 39).

Seaford Heights Seaford
Grade B C
Score 63/100 39/100
Socio-economic band advantaged area
decile 8/10
 below-average income
decile 3/10

Risk profile

Seaford carries more crime risk (86 vs 54).

Seaford Heights Seaford
Bushfire None
0/100
same for both
Crime Moderate
54/100
 High
86/100
Flood —
same for both
Coastal erosion None
0/100
 Low
31/100
Aircraft noise None
0/100
same for both
Industrial facilities nearby 10
within 5 km
 6
within 5 km

Schools

Seaford Heights Seaford
Inside the suburb 0 3
Rated above peers 0
same for both
Rated at peers 0 2
Rated below peers 0 1

Schools in Seaford Heights

No schools recorded inside this suburb's boundary. Children here will be zoned to schools nearby.

Schools in Seaford

  • Moana Primary School Government · Primary at peers
  • Seaford Secondary College Government · Secondary at peers
  • All Saints Catholic Primary School Catholic · Primary below peers

Amenities in the suburb

Seaford Heights Seaford
Supermarkets 1 3
Cafes & restaurants 0 6
Parks & reserves 0 1
Childcare 1 8
GPs 1
same for both
Pharmacies 1 2
Banks & Bank@Post 0 3
Fuel stations 0 3

Mobility

Seaford Heights Seaford
Walkability score 43/100 79/100
Distance to Adelaide 35.6 km 36.2 km
+2% vs other
Drive time (normal traffic) 38 min 37 min
Public transport score 30/100
Bus
 91/100
Rail · Bus
Peak arrivals per hour 4.0
7-9am + 5-7pm
 119.0
7-9am + 5-7pm
Median peak wait 1 min
scheduled, not actual
 0 min
scheduled, not actual
Electric vehicle share 0.9%
postcode 5169
same for both
Rooftop solar per 100 dwellings 73
postcode 5169
same for both

How people get to work

Method of travel on census day 2021 — which fell during COVID restrictions, so working from home is inflated and every travel mode understated.

Seaford Heights Seaford
Car (driver) 82.0% / 76.9%
Seaford Heights — Car (driver): 82.0% Seaford — Car (driver): 76.9%
Worked from Home 9.7% / 9.3%
Seaford Heights — Worked from Home: 9.7% Seaford — Worked from Home: 9.3%
Train 4.4% / 5.2%
Seaford Heights — Train: 4.4% Seaford — Train: 5.2%
Car (passenger) 3.2% / 5.6%
Seaford Heights — Car (passenger): 3.2% Seaford — Car (passenger): 5.6%
Bus 0.7% / 0.9%
Seaford Heights — Bus: 0.7% Seaford — Bus: 0.9%
Walked Only — / 1.4%
Seaford Heights — Walked Only: not among its largest Seaford — Walked Only: 1.4%

Bars are drawn against the largest share shown (82.0%).

Setting

Seaford Heights Seaford
Elevation 80 m
above sea level, at the suburb centre
 26 m
above sea level, at the suburb centre
Distance to the ocean 2.4 km
3.1 km to a named beach
 885 m
3.3 km to a named beach

NBN connectivity

Seaford Heights Seaford
Connectivity score 100/100 97/100
Most common technology Fibre to the premises
same for both
Full-fibre (FTTP) share 100%
907 premises
 92%
2,374 premises

Climate

Seaford Heights Seaford
Annual rainfall 786 mm
same for both
Summer max (Jan) —
same for both
Winter min (Jul) —
same for both

Air quality (annual mean)

Seaford Heights Seaford
PM2.5 —
same for both
PM10 19.5 µg/m³
same for both
NO₂ 0.34 pphm
same for both

Council rates

Seaford Heights Seaford
Average residential rate $2,008/yr
same for both
Council Onkaparinga
same for both

Federal electorate

Seaford Heights Seaford
Division Kingston
same for both
Member Amanda Rishworth
same for both
Party Australian Labor Party
same for both

First Home Owner Grant

Seaford Heights Seaford
Grant amount $15,000
same for both
Property price cap —
same for both
Eligibility New
same for both

Tags

Seaford Heights

Coastal Family Large Blocks Outer Young Families

Seaford

Coastal Easy Commute Large Blocks Outer Retirees Transport Hub

More comparisons

Other comparisons with Seaford Heights

Seaford Heights vs Seaford Rise Seaford Heights vs McLaren Vale Seaford Heights vs Old Noarlunga

Other comparisons with Seaford

Seaford vs Seaford Rise Seaford vs Seaford Meadows Seaford vs Moana Seaford vs Port Noarlunga South Seaford vs Old Noarlunga
Full data on Seaford Heights Full data on Seaford
Unlock full address-level data — $29/month

Information shown is provided as-is from Australian government and commercial data sources.
Always verify with the relevant authority before making property decisions.
See Data Sources and How We Calculate for details.

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