Fastest growing Adelaide suburbs (2016-2021)

Seaford Heights grew fastest in percentage terms, at +1,936%. Mount Barker added the most residents, 4,487. Both figures are the change between the 2016-2021 Censuses, the most recent per-suburb measurement available. These 30 suburbs came from a field of 345 eligible Adelaide suburbs.

This ranking shows which Adelaide suburbs grew fastest between the 2016 and 2021 Censuses — once by percent change, and once by the sheer number of residents added, because those two questions have very different answers.

Percent growth and headcount growth are both real and they rarely agree. A suburb going from 100 residents to 5,000 has grown 4,900%, and a suburb going from 35,000 to 56,000 has grown 63% — but the second one added four times as many people. The first list finds the greenfield estates, the second finds the established corridors absorbing most of the actual growth. Both are ranked within Adelaide's own pool. Note the period: the 2021 Census is the most recent per-suburb population count available in Australia, so this measures the five years to 2021 rather than the present day. Growth corridors tend to persist, but a suburb that has since filled up will still appear here.

Adelaide suburbs that grew fastest, 2016-2021

Ranked on percent population change between the 2016 and 2021 Censuses. Percent growth favours suburbs starting from a small base, so greenfield estates built on former farmland dominate the top.

1

Seaford Heights

SA 5169 · 1,079 residents

1,026 residents added · +1936% · 1,079 residents in 2021

B 100.0
2

Bowden

SA 5007 · 1,808 residents

896 residents added · +98% · 1,808 residents in 2021

A 99.7
3

Woodforde

SA 5072 · 1,024 residents

406 residents added · +66% · 1,024 residents in 2021

B 99.4
4

St Clair

SA 5011 · 2,634 residents

922 residents added · +54% · 2,634 residents in 2021

B 99.1
5

Virginia

SA 5120 · 2,759 residents

955 residents added · +53% · 2,759 residents in 2021

D 98.8
6

Angle Vale

SA 5117 · 4,051 residents

1,127 residents added · +39% · 4,051 residents in 2021

C 98.5
7

Devon Park

SA 5008 · 1,185 residents

297 residents added · +34% · 1,185 residents in 2021

C 98.3
8

Seaford Meadows

SA 5169 · 5,102 residents

1,251 residents added · +32% · 5,102 residents in 2021

D 98.0
9

Mount Barker

SA 5251 · 18,330 residents

4,487 residents added · +32% · 18,330 residents in 2021

C 97.7
10

Direk

SA 5110 · 913 residents

213 residents added · +30% · 913 residents in 2021

D 97.4
11

Craigburn Farm

SA 5051 · 3,099 residents

705 residents added · +29% · 3,099 residents in 2021

A 97.1
12

Moana

SA 5169 · 3,316 residents

677 residents added · +26% · 3,316 residents in 2021

B 96.8
13

Woodville West

SA 5011 · 3,854 residents

760 residents added · +25% · 3,854 residents in 2021

B 96.5
14

Blakeview

SA 5114 · 8,979 residents

1,750 residents added · +24% · 8,979 residents in 2021

C 96.2
15

Ashford

SA 5035 · 1,157 residents

198 residents added · +21% · 1,157 residents in 2021

B 95.9

Ranked from 345 qualifying suburbs.

Adelaide suburbs that added the most residents, 2016-2021

Ranked on the NUMBER of residents added between the 2016 and 2021 Censuses rather than the percentage, which surfaces the established growth corridors instead of small suburbs multiplying from near zero.

1

Mount Barker

SA 5251 · 18,330 residents

4,487 residents added · +32% · 18,330 residents in 2021

C 100.0
2

Adelaide

SA 5000 · 18,202 residents

3,086 residents added · +20% · 18,202 residents in 2021

B 99.7
3

Blakeview

SA 5114 · 8,979 residents

1,750 residents added · +24% · 8,979 residents in 2021

C 99.4
4

Parafield Gardens

SA 5107 · 18,467 residents

1,521 residents added · +9% · 18,467 residents in 2021

C 99.1
5

Prospect

SA 5082 · 14,584 residents

1,304 residents added · +10% · 14,584 residents in 2021

A 98.8
6

Seaford Meadows

SA 5169 · 5,102 residents

1,251 residents added · +32% · 5,102 residents in 2021

D 98.5
7

Angle Vale

SA 5117 · 4,051 residents

1,127 residents added · +39% · 4,051 residents in 2021

C 98.3
8

Campbelltown

SA 5074 · 9,263 residents

1,106 residents added · +14% · 9,263 residents in 2021

A 98.0
9

Seaford Heights

SA 5169 · 1,079 residents

1,026 residents added · +1936% · 1,079 residents in 2021

B 97.7
10

West Lakes

SA 5021 · 6,768 residents

980 residents added · +17% · 6,768 residents in 2021

B 97.4
11

Paralowie

SA 5108 · 17,504 residents

973 residents added · +6% · 17,504 residents in 2021

D 97.1
12

Virginia

SA 5120 · 2,759 residents

955 residents added · +53% · 2,759 residents in 2021

D 96.8
13

St Clair

SA 5011 · 2,634 residents

922 residents added · +54% · 2,634 residents in 2021

B 96.5
14

Bowden

SA 5007 · 1,808 residents

896 residents added · +98% · 1,808 residents in 2021

A 96.2
15

Enfield

SA 5085 · 6,204 residents

873 residents added · +16% · 6,204 residents in 2021

B 95.9

Ranked from 345 qualifying suburbs.

How we ranked these

100% population growth, ranked within Adelaide's candidate pool — once by percent change and once by residents added, because those two questions have different answers. Nothing else is blended in: a suburb that grew is not thereby better or worse to live in. The figures are the 2016 and 2021 Censuses, the most recent per-suburb population counts published in Australia, so this measures the five years to 2021 rather than today. Suburbs missing either count are excluded rather than ranked as no-growth. See how we calculate for the full methodology.

Common questions about this ranking

What are the fastest growing Adelaide suburbs (2016-2021)?

Seaford Heights grew fastest in percentage terms, at +1,936%. Mount Barker added the most residents, 4,487. Both figures are the change between the 2016-2021 Censuses, the most recent per-suburb measurement available. These 30 suburbs came from a field of 345 eligible Adelaide suburbs.

What period does this cover?

The 2016-2021 Censuses. The 2021 Census is the most recent per-suburb population count published in Australia, so this measures the five years to 2021 rather than the present day. Growth corridors tend to persist, but a suburb that has since filled up will still appear here, and one that took off after 2021 will not.

Why are there two different lists?

Because percent growth and headcount growth rarely agree, and both are real. A suburb going from 100 residents to 5,000 grew 4,900%; one going from 35,000 to 56,000 grew 63% but added four times as many people. The percent list finds greenfield estates built on former farmland; the headcount list finds the established corridors absorbing most of the actual growth. Presenting only one would hide half the answer.

Does fast growth make a suburb a good place to live?

This ranking does not say so, and deliberately blends nothing else in. Rapid growth can mean new housing, new schools and rising demand, or it can mean construction, strained roads and services that have not caught up — often both at once in the same suburb. Check the walkability, transport, schools and risk figures on each suburb's own page.

Which suburbs are eligible?

Suburbs in Adelaide with at least 500 residents and a population figure in both Censuses. A suburb missing either count is left out rather than ranked as no-growth, and the top 15 are shown in each list.

Same list in other cities

Related

Rankings last computed 12 October 2026. Recomputed after each ACARA schools data refresh.

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