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Kotta vs Roslynmead

Suburb / Locality comparison ≈ 6.2 km apart · Kotta profile · Roslynmead profile

Kotta Roslynmead

Kotta and Roslynmead are two sparsely populated neighbouring areas in Victoria. They differ sharply in income and education; the typical weekly personal income in Roslynmead is $1,109, which is far higher than the $641 seen in Kotta. Roslynmead also has a much higher share of people who completed Year 12 (57.9%) compared to Kotta (35.4%). Other differences include a far higher unemployment rate in Kotta (12.5%) and a much higher share of people in Roslynmead who provide unpaid care for children (42.5% compared to 22.6% in Kotta).

Both areas sit around the national figure for the share of people with long-term health conditions. They also share a typical resident age of 42 and have the same proportion of children under 15. Everyday life in both places is very similar in terms of access, as neither has any public transport or homes within a 15-minute walk of schools, groceries, or health services.

Where they differ most

Demographics & Identity

Population in Kottain Roslynmead +85 larger in Kotta gap widening
134 46th pct 49 28th pct
  • First area, 2016: 109
  • First area, 2021: 134
  • Second area, 2016: 48
  • Second area, 2021: 49
Median age in Kottain Roslynmead even gap narrowing
42 yrs 38th pct 42 yrs 38th pct
  • First area, 2016: 43 yrs
  • First area, 2021: 42 yrs
  • Second area, 2016: 33 yrs
  • Second area, 2021: 42 yrs
First Nations in Kottain Roslynmead even gap steady
0.0% 0th pct 0.0% 0th pct
  • First area, 2016: 0.0%
  • First area, 2021: 0.0%
  • Second area, 2016: 0.0%
  • Second area, 2021: 0.0%
Aged 65+ in Kottain Roslynmead +15.7 pts higher in Kotta gap widening
15.7% 36th pct 0.0% 0th pct
  • First area, 2016: 11.9%
  • First area, 2021: 15.7%
  • Second area, 2016: 0.0%
  • Second area, 2021: 0.0%
Under 15 in Kottain Roslynmead +0.7 pts higher in Kotta gap narrowing
23.1% 84th pct 22.4% 81st pct
  • First area, 2016: 22.9%
  • First area, 2021: 23.1%
  • Second area, 2016: 25.0%
  • Second area, 2021: 22.4%
De facto in Kottain Roslynmead +4.6 pts higher in Kotta gap widening
18.4% 85th pct 13.8% 62nd pct
  • First area, 2016: 12.3%
  • First area, 2021: 18.4%
  • Second area, 2016: 9.1%
  • Second area, 2021: 13.8%

Age structure

31.3% Older adults (45–64) +9.5 pts ▸ 40.8%
14.9% Young adults (25–44) +19.8 pts ▸ 34.7%
23.1% Children (0–14) ◂ +0.7 pts 22.4%
18.7% Youth (15–24) ◂ +18.7 pts 0.0%
15.7% Seniors (65+) ◂ +15.7 pts 0.0%

Marital status

42.5% Married +22.5 pts ▸ 65.0%
41.5% Never married ◂ +14.0 pts 27.5%
5.7% Divorced ◂ +5.7 pts 0.0%
5.7% Widowed ◂ +5.7 pts 0.0%
2.8% Separated ◂ +2.8 pts 0.0%

Age & sex structure

Kotta Roslynmead

Bars show the share of each area's own population, so differently sized areas stay comparable.

  • 85+ in Kotta: 0.0% males, 0.0% females; 85+ in Roslynmead: 0.0% males, 0.0% females
  • 80–84 in Kotta: 0.0% males, 3.1% females; 80–84 in Roslynmead: 0.0% males, 0.0% females
  • 75–79 in Kotta: 2.3% males, 0.0% females; 75–79 in Roslynmead: 0.0% males, 0.0% females
  • 70–74 in Kotta: 0.0% males, 3.1% females; 70–74 in Roslynmead: 0.0% males, 0.0% females
  • 65–69 in Kotta: 2.3% males, 3.9% females; 65–69 in Roslynmead: 0.0% males, 0.0% females
  • 60–64 in Kotta: 3.9% males, 0.0% females; 60–64 in Roslynmead: 15.0% males, 0.0% females
  • 55–59 in Kotta: 2.3% males, 3.1% females; 55–59 in Roslynmead: 20.0% males, 20.0% females
  • 50–54 in Kotta: 6.2% males, 5.4% females; 50–54 in Roslynmead: 0.0% males, 0.0% females
  • 45–49 in Kotta: 7.0% males, 3.9% females; 45–49 in Roslynmead: 0.0% males, 0.0% females
  • 40–44 in Kotta: 0.0% males, 3.1% females; 40–44 in Roslynmead: 0.0% males, 0.0% females
  • 35–39 in Kotta: 0.0% males, 3.1% females; 35–39 in Roslynmead: 0.0% males, 0.0% females
  • 30–34 in Kotta: 3.9% males, 0.0% females; 30–34 in Roslynmead: 0.0% males, 30.0% females
  • 25–29 in Kotta: 4.7% males, 0.0% females; 25–29 in Roslynmead: 0.0% males, 0.0% females
  • 20–24 in Kotta: 3.1% males, 2.3% females; 20–24 in Roslynmead: 0.0% males, 0.0% females
  • 15–19 in Kotta: 2.3% males, 4.7% females; 15–19 in Roslynmead: 0.0% males, 0.0% females
  • 10–14 in Kotta: 6.2% males, 3.1% females; 10–14 in Roslynmead: 0.0% males, 0.0% females
  • 5–9 in Kotta: 10.9% males, 0.0% females; 5–9 in Roslynmead: 15.0% males, 0.0% females
  • 0–4 in Kotta: 2.3% males, 3.9% females; 0–4 in Roslynmead: 0.0% males, 0.0% females

Ancestry & Birthplace

Born overseas in Kottain Roslynmead +5.2 pts higher in Kotta gap widening
5.2% 22nd pct 0.0% 0th pct
  • First area, 2016: 3.7%
  • First area, 2021: 5.2%
  • Second area, 2016: 0.0%
  • Second area, 2021: 0.0%

Country of birth

85.8% Australia +10.1 pts ▸ 95.9%
2.2% England ◂ +2.2 pts 0.0%
2.2% New Zealand ◂ +2.2 pts 0.0%
0.0% India even 0.0%
0.0% China even 0.0%
0.0% Philippines even 0.0%
0.0% Vietnam even 0.0%
0.0% Nepal even 0.0%
0.0% Italy even 0.0%
0.0% South Africa even 0.0%

Ancestry

53.7% Australian ◂ +17.0 pts 36.7%
51.5% English ◂ +12.7 pts 38.8%
10.4% Scottish +7.9 pts ▸ 18.4%
7.5% Irish +2.7 pts ▸ 10.2%
0.0% Italian +10.2 pts ▸ 10.2%
6.7% German ◂ +6.7 pts 0.0%
0.0% Chinese even 0.0%
0.0% Indian even 0.0%
0.0% Greek even 0.0%
0.0% Dutch even 0.0%
0.0% Filipino even 0.0%
0.0% Vietnamese even 0.0%

Language

Other language in Kottain Roslynmead +3.7 pts higher in Kotta gap steady
3.7% 52nd pct 0.0% 0th pct
  • First area, 2016: 2.8%
  • First area, 2021: 3.7%
  • Second area, 2016: 0.0%
  • Second area, 2021: 0.0%
Limited English in Kottain Roslynmead even gap steady
0.0% 0th pct 0.0% 0th pct
  • First area, 2016: 0.0%
  • First area, 2021: 0.0%
  • Second area, 2016: 0.0%
  • Second area, 2021: 0.0%

Language used at home

93.3% English only ◂ +7.6 pts 85.7%
0.0% Mandarin even 0.0%
0.0% Arabic even 0.0%
0.0% Vietnamese even 0.0%
0.0% Cantonese even 0.0%
0.0% Punjabi even 0.0%
0.0% Greek even 0.0%
0.0% Italian even 0.0%
0.0% Hindi even 0.0%
0.0% Tagalog even 0.0%

Religion

No religion in Kottain Roslynmead +2.9 pts higher in Kotta gap narrowing
56.0% 89th pct 53.1% 86th pct
  • First area, 2016: 23.9%
  • First area, 2021: 56.0%
  • Second area, 2016: 37.5%
  • Second area, 2021: 53.1%

Religious affiliation

56.0% No religion ◂ +2.9 pts 53.1%
44.8% Christianity ◂ +1.9 pts 42.9%
3.7% Not stated ◂ +3.7 pts 0.0%
0.0% Islam even 0.0%
0.0% Hinduism even 0.0%
0.0% Buddhism even 0.0%
0.0% Judaism even 0.0%
0.0% Other religions even 0.0%

Education & Qualifications

Year 12 in Kottain Roslynmead +22.5 pts higher in Roslynmead gap narrowing
35.4% 24th pct 57.9% 76th pct
  • First area, 2016: 24.0%
  • First area, 2021: 35.4%
  • Second area, 2016: 64.7%
  • Second area, 2021: 57.9%
Bachelor+ in Kottain Roslynmead +2.4 pts higher in Roslynmead gap narrowing
15.1% 52nd pct 17.5% 60th pct
  • First area, 2016: 8.2%
  • First area, 2021: 15.1%
  • Second area, 2016: 17.1%
  • Second area, 2021: 17.5%
Schools ≤3 km in Kottain Roslynmead even
0 0th pct 0 0th pct

Highest year of school

35.4% Year 12 +22.5 pts ▸ 57.9%
27.1% Year 10 ◂ +13.9 pts 13.2%
12.5% Year 11 +3.3 pts ▸ 15.8%
14.6% Year 9 or below ◂ +4.1 pts 10.5%

Highest qualification level

32.8% Certificate III / IV ◂ +5.9 pts 26.9%
18.0% Advanced diploma / diploma +12.7 pts ▸ 30.8%
16.4% Bachelor degree +10.5 pts ▸ 26.9%
9.8% Postgraduate degree ◂ +9.8 pts 0.0%
0.0% Graduate diploma / certificate even 0.0%
0.0% Certificate I / II even 0.0%

Field of qualification

13.1% Management & commerce +13.8 pts ▸ 26.9%
19.7% Engineering & related +3.4 pts ▸ 23.1%
0.0% Architecture & building +19.2 pts ▸ 19.2%
11.5% Society & culture +3.9 pts ▸ 15.4%
14.8% Agriculture & environment ◂ +14.8 pts 0.0%
6.6% Health +5.0 pts ▸ 11.5%
8.2% Food, hospitality & personal services ◂ +8.2 pts 0.0%
6.6% Education ◂ +6.6 pts 0.0%
0.0% Natural & physical sciences even 0.0%
0.0% Information technology even 0.0%
0.0% Creative arts even 0.0%

Income

Personal income in Kottain Roslynmead +$468 higher in Roslynmead gap widening
$641 31st pct $1,109 88th pct
  • First area, 2016: $541
  • First area, 2021: $641
  • Second area, 2016: $725
  • Second area, 2021: $1,109
Household income in Kottain Roslynmead +$396 higher in Roslynmead gap widening
$1,687 59th pct $2,083 79th pct
  • First area, 2016: $1,178
  • First area, 2021: $1,687
  • Second area, 2016: $1,333
  • Second area, 2021: $2,083
Family income in Kottain Roslynmead +$271 higher in Roslynmead gap narrowing
$2,062 61st pct $2,333 75th pct
  • First area, 2016: $1,208
  • First area, 2021: $2,062
  • Second area, 2016: $1,749
  • Second area, 2021: $2,333
High earners in Kottain Roslynmead +6.6 pts higher in Kotta gap widening
6.6% 42nd pct 0.0% 0th pct
  • First area, 2016: 7.1%
  • First area, 2021: 6.6%
  • Second area, 2016: 8.6%
  • Second area, 2021: 0.0%
High-income homes in Kottain Roslynmead
14.0% 44th pct —
  • First area, 2016: 0.0%
  • First area, 2021: 14.0%

Household income distribution

30.2% $1,500–$2,999 +22.7 pts ▸ 52.9%
14.0% Under $650 ◂ +14.0 pts 0.0%
14.0% $3,000–$3,999 ◂ +14.0 pts 0.0%
7.0% $650–$1,499 ◂ +7.0 pts 0.0%
0.0% $4,000 or more even 0.0%

Personal income distribution

29.2% $650–$1,499 +25.8 pts ▸ 55.0%
53.8% Under $650 ◂ +43.8 pts 10.0%
7.5% $1,500–$2,999 +10.0 pts ▸ 17.5%
3.8% $3,000 or more ◂ +3.8 pts 0.0%

Health & Disability

Health condition in Kottain Roslynmead +13.2 pts higher in Roslynmead
27.6% 44th pct 40.8% 90th pct
Mental health in Kottain Roslynmead +9.4 pts higher in Roslynmead
9.0% 58th pct 18.4% 100th pct
Needs assistance in Kottain Roslynmead +3.0 pts higher in Kotta gap steady
3.0% 31st pct 0.0% 0th pct
  • First area, 2016: 2.8%
  • First area, 2021: 3.0%
  • Second area, 2016: 0.0%
  • Second area, 2021: 0.0%

Long-term health conditions reported

8.2% Arthritis +12.2 pts ▸ 20.4%
9.0% Mental health +9.4 pts ▸ 18.4%
11.2% Other condition +1.1 pts ▸ 12.2%
9.0% Asthma ◂ +9.0 pts 0.0%
3.7% Cancer +2.4 pts ▸ 6.1%
3.7% Heart disease ◂ +3.7 pts 0.0%
2.2% Diabetes ◂ +2.2 pts 0.0%
0.0% Dementia even 0.0%
0.0% Lung condition even 0.0%
0.0% Stroke even 0.0%

Number of long-term health conditions

64.9% None ◂ +15.9 pts 49.0%
13.4% One condition +11.1 pts ▸ 24.5%
10.4% Two conditions ◂ +10.4 pts 0.0%
3.7% Three or more ◂ +3.7 pts 0.0%

Community Participation

Volunteering in Kottain Roslynmead +2.7 pts higher in Kotta gap narrowing
30.2% 86th pct 27.5% 81st pct
  • First area, 2016: 27.1%
  • First area, 2021: 30.2%
  • Second area, 2016: 40.0%
  • Second area, 2021: 27.5%
Unpaid carers in Kottain Roslynmead +6.2 pts higher in Roslynmead gap narrowing
11.3% 35th pct 17.5% 86th pct
  • First area, 2016: 22.4%
  • First area, 2021: 11.3%
  • Second area, 2016: 8.6%
  • Second area, 2021: 17.5%
Unpaid child care in Kottain Roslynmead +19.9 pts higher in Roslynmead gap narrowing
22.6% 37th pct 42.5% 96th pct
  • First area, 2016: 21.2%
  • First area, 2021: 22.6%
  • Second area, 2016: 48.6%
  • Second area, 2021: 42.5%
Defence service in Kottain Roslynmead +3.0 pts higher in Kotta
3.0% 55th pct 0.0% 0th pct
Housework 15h+ in Kottain Roslynmead +3.6 pts higher in Kotta gap widening
23.6% 46th pct 20.0% 26th pct
  • First area, 2016: 31.8%
  • First area, 2021: 23.6%
  • Second area, 2016: 31.4%
  • Second area, 2021: 20.0%

First Nations

First Nations people in Kottain Roslynmead even
0 0th pct 0 0th pct

Family & Households

Household size in Kottain Roslynmead +0.3 larger in Kotta gap widening
2.9 81st pct 2.6 57th pct
  • First area, 2016: 2.7
  • First area, 2021: 2.9
  • Second area, 2016: 2.8
  • Second area, 2021: 2.6
One-parent in Kottain Roslynmead even gap narrowing
0.0% 0th pct 0.0% 0th pct
  • First area, 2016: 7.3%
  • First area, 2021: 0.0%
  • Second area, 2016: 0.0%
  • Second area, 2021: 0.0%
Living alone in Kottain Roslynmead
32.6% 78th pct —
  • First area, 2016: 26.5%
  • First area, 2021: 32.6%

Family composition

70.3% Couples with children +3.2 pts ▸ 73.5%
21.2% Couples without children +11.2 pts ▸ 32.4%
4.2% Other families ◂ +4.2 pts 0.0%
0.0% One-parent families even 0.0%

Household size

32.6% 2 people +20.4 pts ▸ 52.9%
32.6% 1 person ◂ +14.9 pts 17.6%
9.3% 3 people +8.3 pts ▸ 17.6%
7.0% 4 people +10.7 pts ▸ 17.6%
14.0% 6 or more ◂ +14.0 pts 0.0%
0.0% 5 people even 0.0%

Housing & Dwellings

Rent in Kottain Roslynmead +$110 higher in Roslynmead
$170 18th pct $280 50th pct
  • First area, 2016: $160
  • First area, 2021: $170
  • Second area, 2021: $280
Mortgage in Kottain Roslynmead +$217 higher in Roslynmead gap narrowing
$1,300 29th pct $1,517 43rd pct
  • First area, 2016: $1,372
  • First area, 2021: $1,300
  • Second area, 2016: $1,733
  • Second area, 2021: $1,517
People / bedroom in Kottain Roslynmead +0.20 higher in Kotta gap steady
0.90 86th pct 0.70 14th pct
  • First area, 2016: 0.70
  • First area, 2021: 0.90
  • Second area, 2016: 0.80
  • Second area, 2021: 0.70
20.9% 62nd pct —
  • First area, 2016: 17.6%
  • First area, 2021: 20.9%
Owned outright in Kottain Roslynmead
46.5% 66th pct —
  • First area, 2016: 61.8%
  • First area, 2021: 46.5%
Separate houses in Kottain Roslynmead
100.0% 100th pct —
  • First area, 2016: 100.0%
  • First area, 2021: 100.0%
3+ bedrooms in Kottain Roslynmead
76.7% 42nd pct —
  • First area, 2016: 100.0%
  • First area, 2021: 76.7%

How homes are owned or rented

37.2% Owned with a mortgage +39.3 pts ▸ 76.5%
46.5% Owned outright ◂ +46.5 pts 0.0%
20.9% Rented +14.4 pts ▸ 35.3%
7.0% Other tenure ◂ +7.0 pts 0.0%
0.0% Not stated even 0.0%

Types of homes

100.0% Separate house even 100.0%
0.0% Townhouse / semi-detached even 0.0%
0.0% Flat or apartment even 0.0%
0.0% Other dwelling even 0.0%

Bedrooms per home

51.2% 3 bedrooms +19.4 pts ▸ 70.6%
25.6% 4 bedrooms +15.6 pts ▸ 41.2%
18.6% 2 bedrooms ◂ +18.6 pts 0.0%
11.6% 1 bedroom ◂ +11.6 pts 0.0%
0.0% Studio / none even 0.0%
0.0% 5 or more even 0.0%

Weekly rent distribution

33.3% Under $200 ◂ +33.3 pts 0.0%
0.0% $200–$349 even 0.0%
0.0% $350–$549 even 0.0%
0.0% $550–$749 even 0.0%
0.0% $750 or more even 0.0%

Monthly mortgage distribution

68.8% $1,000–$1,799 ◂ +14.9 pts 53.8%
0.0% Under $1,000 even 0.0%
0.0% $1,800–$2,999 even 0.0%
0.0% $3,000 or more even 0.0%

Transport & Vehicles

0.0% 0th pct —
  • First area, 2016: 11.8%
  • First area, 2021: 0.0%
Work from home in Kottain Roslynmead +8.4 pts higher in Kotta gap narrowing
22.2% 66th pct 13.8% 41st pct
  • First area, 2016: 18.0%
  • First area, 2021: 22.2%
  • Second area, 2016: 27.6%
  • Second area, 2021: 13.8%
PT commute in Kottain Roslynmead even gap steady
0.0% 0th pct 0.0% 0th pct
  • First area, 2016: 0.0%
  • First area, 2021: 0.0%
  • Second area, 2016: 0.0%
  • Second area, 2021: 0.0%
PT stops in Kottain Roslynmead even
0 0th pct 0 0th pct
Stops/1k in Kottain Roslynmead even
0.00 0th pct 0.00 0th pct
Departures/1k in Kottain Roslynmead even
0.0 0th pct 0.0 0th pct
PT routes in Kottain Roslynmead even
0 0th pct 0 0th pct
Drive to city in Kottain Roslynmead
139 88th pct —

How people get to work

54.0% Car (driver) +4.7 pts ▸ 58.6%
22.2% Worked at home ◂ +8.4 pts 13.8%
4.8% Car (passenger) ◂ +4.8 pts 0.0%
0.0% Train even 0.0%
0.0% Bus even 0.0%
0.0% Bicycle even 0.0%
0.0% Walked even 0.0%

Motor vehicles per home

43.2% 2 vehicles ◂ +2.0 pts 41.2%
29.5% 3 vehicles ◂ +29.5 pts 0.0%
25.0% 1 vehicle ◂ +25.0 pts 0.0%
18.2% 4 or more +5.3 pts ▸ 23.5%
0.0% No vehicle even 0.0%

Migration & Movement

Recent movers in Kottain Roslynmead +29.4 pts higher in Kotta gap widening
36.9% 70th pct 7.5% 2nd pct
  • First area, 2016: 23.3%
  • First area, 2021: 36.9%
  • Second area, 2016: 31.9%
  • Second area, 2021: 7.5%

Jobs & Industry

Unemployment in Kottain Roslynmead +12.5 pts higher in Kotta gap steady
12.5% 93rd pct 0.0% 0th pct
  • First area, 2016: 13.2%
  • First area, 2021: 12.5%
  • Second area, 2016: 0.0%
  • Second area, 2021: 0.0%
Participation in Kottain Roslynmead +4.6 pts higher in Roslynmead gap narrowing
67.9% 75th pct 72.5% 87th pct
  • First area, 2016: 62.4%
  • First area, 2021: 67.9%
  • Second area, 2016: 80.0%
  • Second area, 2021: 72.5%
Full-time in Kottain Roslynmead +10.5 pts higher in Roslynmead gap narrowing
61.9% 69th pct 72.4% 90th pct
  • First area, 2016: 44.0%
  • First area, 2021: 61.9%
  • Second area, 2016: 65.5%
  • Second area, 2021: 72.4%

Industries people work in

34.9% Agriculture, forestry & fishing ◂ +24.6 pts 10.3%
4.8% Construction +22.8 pts ▸ 27.6%
11.1% Health care & social assistance +9.6 pts ▸ 20.7%
11.1% Manufacturing ◂ +11.1 pts 0.0%
11.1% Retail trade ◂ +11.1 pts 0.0%
6.3% Public administration & safety +4.0 pts ▸ 10.3%
7.9% Transport & warehousing ◂ +7.9 pts 0.0%
6.3% Education & training ◂ +6.3 pts 0.0%
6.3% Arts & recreation ◂ +6.3 pts 0.0%
4.8% Professional & technical ◂ +4.8 pts 0.0%
4.8% Other services ◂ +4.8 pts 0.0%
0.0% Mining even 0.0%

Occupations people work in

33.3% Managers ◂ +5.7 pts 27.6%
20.6% Professionals +0.1 pts ▸ 20.7%
9.5% Technicians & trades +7.7 pts ▸ 17.2%
4.8% Community & personal service +12.5 pts ▸ 17.2%
7.9% Machinery operators & drivers +5.9 pts ▸ 13.8%
12.7% Labourers ◂ +12.7 pts 0.0%
9.5% Sales workers ◂ +9.5 pts 0.0%
6.3% Clerical & administrative ◂ +6.3 pts 0.0%

Walkability

Walk score in Kottain Roslynmead +0.1 higher in Roslynmead
0.0 30th pct 0.1 42nd pct
Types ≤15 min in Kottain Roslynmead +0.1 more in Roslynmead
0.0 31st pct 0.1 41st pct
15-min city in Kottain Roslynmead even
0.0% 0th pct 0.0% 0th pct
Walk to shops in Kottain Roslynmead even
0.0% 0th pct 0.0% 0th pct
Walk to transit in Kottain Roslynmead even
0.0% 0th pct 0.0% 0th pct
Walk to school in Kottain Roslynmead even
0.0% 0th pct 0.0% 0th pct
Walk to a park in Kottain Roslynmead +9.6 pts higher in Roslynmead
2.9% 42nd pct 12.5% 48th pct
Walk to health in Kottain Roslynmead even
0.0% 0th pct 0.0% 0th pct
Amenities/1k in Kottain Roslynmead +2.0 more in Kotta
22.4 65th pct 20.4 62nd pct
Intersections/km² in Kottain Roslynmead even
0 33rd pct 0 31st pct
Mean slope in Kottain Roslynmead +0.6 pts higher in Kotta
2.9% 10th pct 2.2% 0th pct

Compare Kotta with nearby areas

Compare Roslynmead with nearby areas

Cite this page

Australian Bureau of Statistics. (2021). Kotta vs Roslynmead [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/compare/sal/SAL21402/kotta/vs/SAL22202/roslynmead