Peterborough

South Australia · South Australia - Outback · 1,641 people · 47 suburbs · 3 postcodes

Peterborough at a glance

1,641
Population
#62 of 72 in SA
3,020
km² area
0/km² density
54.4
Median age
+13.1 vs SA
$741
Median HH income/wk
#72 of 72 in SA
783
SEIFA IRSAD
#71 of 72 in SA
3
Schools
2 gov, 1 Cath, 0 indep
9.0%
Born overseas
23.3%
Renting

Map shows the Peterborough LGA boundary in blue with a marker per suburb. Hover for suburb name, click for details.

Marker colour reflects SEIFA IRSAD decile: 1-2 (most disadvantaged), 3-4, 5-6, 7-8, 9-10 (most advantaged).

Boundary source: ABS ASGS 2021. Map tiles: OpenStreetMap contributors.

Peterborough is a Local Government Area in South Australia, in the Adelaide region. It covers 47 suburbs across 3 postcodes and an area of 3,020 km². Peterborough has a population of 1,641 , ranking #62 most populous in SA. The most populous suburb is Peterborough (1,490 residents), and the highest median household income is in Parnaroo at $2,750/week. The LGA-wide median household income is $741/week and median age is 54.4. About 9.0% of residents were born overseas and 1.5% speak a language other than English at home.

Who lives here

Age structure

0–14 (12.9%) 15–24 (7.8%) 25–44 (16.2%) 45–64 (32.3%) 65+ (30.9%)
Show counts
0–14 years204 (12.9%)
15–24 years123 (7.8%)
25–44 years257 (16.2%)
45–64 years512 (32.3%)
65+ years491 (30.9%)
9.0%
Born overseas
1.5%
Speak a language other than English at home
6.8%
First Nations
1.8
Avg household size

How they live

Housing tenure

Owned outright (53.3%) Mortgaged (23.4%) Renting (23.3%)

Dwelling type mix

Separate house (97.1%) Semi/townhouse (2.9%) Flat/apartment (0.0%)
$156
Median weekly rent
$594
Median monthly mortgage
53.8%
Households with 0-1 cars
46.2%
Households with 2+ cars

Work and learning

12.1%
Unemployment rate
220
In full-time work
194
In part-time work

Schools in Peterborough

3 schools across Peterborough: 66.7% Government, 33.3% Catholic, 0% Independent. The SA average is 70.8% / 14.3% / 14.9%. Schools here have a median ICSEA of 887 (range 873 to 931). SA median is 999; national mean is 1000.

Sector mix

SA average for comparison
Government Catholic Independent

Type breakdown

Primary (33.3%) Secondary (33.3%) Combined (33.3%) Special (0%)

ICSEA range

700 National mean 1000 1300
LGA median 887 SA median 999LGA range 873 to 931

ICSEA (Index of Community Socio-Educational Advantage) summarises the socio-economic background of each school's families. Higher values indicate more advantage. Source: ACARA 2025.

All 3 schools in Peterborough, sorted by enrolment:

School Sector Type Suburb Students ICSEA
St Joseph's School Catholic Combined Peterborough 62 873
Peterborough High School Government Secondary Peterborough 53 931
Peterborough Primary School Government Primary Peterborough 40 887

Source: ACARA School Profiles 2025. ICSEA shown where reported; some schools (notably small primaries) do not publish ICSEA.

SEIFA socio-economic indexes

SEIFA 2021 ranks Australian areas across four dimensions. Scores are population-weighted averages of suburb-level SEIFA scores within Peterborough. Higher scores indicate more advantage; the national mean is 1000.

IRSAD

Relative socio-economic advantage and disadvantage

783
Ranked #71 of 72 SA LGAs

IRSD

Relative disadvantage only (lower = more disadvantaged)

773

IER

Economic resources: income, wealth, housing

853

IEO

Education and occupation: qualifications, skill levels

825

Suburbs in Peterborough

Peterborough contains 47 suburbs and 3 postcodes. Sorted by population.

SuburbPostcodePopulationMedian incomeMedian age
Peterborough 5422 1,490 $706/wk 55
Yongala 5493 67 $833/wk 56
Sunnybrae 5422 24 $1,125/wk 54
Minvalara 5422 22 $874/wk 40
Ucolta 5422 13 $2,250/wk 37
Cavenagh 5422 6 $450/wk 40
Parnaroo 5422 6 $2,750/wk 33
Oodla Wirra 5422 5 $1,625/wk 49
Paratoo 5422 5 16
Dawson 5422 3 $1,649/wk 54
Abminga Station 5440
Benda 5440
Billeroo West 5440
Bimbowrie 5440
Bindarrah 5440
Boolcoomatta 5440
Bulloo Creek 5440
Curnamona 5440
Devonborough Downs 5440
Erudina 5440
Hardy 5422 68
Kalabity 5440
Kalkaroo 5440
Manunda Station 5440
Martins Well 5440
Melton Station 5440
Mingary 5440
Mount Victor Station 5440
Mulyungarie 5440
Mundi Mundi 5440
Nackara 5440 52
Netley Gap 5440
Oulnina 5440
Oulnina Park 5440
Outalpa 5440
Plumbago 5440
Pualco Range 5440
Quinyambie 5440
Tepco Station 5440
Tikalina 5440
Wadnaminga 5440
Waukaringa 5440
Weekeroo 5440
Wiawera 5440
Winnininnie 5440
Wompinie 5440
Yarramba 5440

Postcodes covered

5422, 5440, 5493

Compare Peterborough with neighbouring LGAs

Side-by-side demographic and socio-economic snapshot of Peterborough and its closest neighbouring LGAs.

LGA Population Median age Median HH income SEIFA IRSAD % renting % overseas-born
Peterborough (SA) 1,641 54.4 $741/wk 783 23.3% 9.0%
Unincorporated SA 2,874 42.1 $1,304/wk 902 45.9% 8.7%
Orroroo Carrieton 881 51.7 $1,108/wk 981 10.5% 5.8%
Goyder 4,087 51.4 $969/wk 914 18.1% 9.4%
Northern Areas 4,560 48.8 $1,167/wk 948 18.4% 6.3%
Mount Remarkable 2,861 54.3 $1,171/wk 950 12.3% 8.0%

Services and amenities

Frequently asked questions about Peterborough

What is the population of Peterborough?

The 2021 Census recorded 1,641 people living in Peterborough, across 47 suburbs.

What suburbs are in Peterborough?

Peterborough contains 47 suburbs. The most populous are Peterborough, Yongala, Sunnybrae, Minvalara, Ucolta.See the full list in the Suburbs section above.

What postcodes are in Peterborough?

Peterborough covers 3 postcodes: 5422, 5440, 5493.

What is the median household income in Peterborough?

The population-weighted median household income across Peterborough is $741 per week (2021 Census), ranking #72 of 72 SA LGAs.

How many schools are in Peterborough?

Peterborough has 3 schools, including 2 government, 1 Catholic, and 0 independent schools (ACARA 2025).

What is the SEIFA score for Peterborough?

Peterborough has a population-weighted SEIFA IRSAD score of 783, where the national average is 1000. Higher scores indicate more relative advantage.

Page last reviewed . Data sources: Australian Bureau of Statistics 2021 Census (CC BY 4.0), SEIFA 2021 (IRSD, IRSAD, IER, IEO), ACARA School Profiles 2025, ABS ASGS 2021 LGA boundaries. How this data is sourced.