Roper Gulf · Council (LGA)

Demographics & Identity in Roper Gulf

Who lives here — how many people, how old they are, and how communities identify.

A growing population has aged slightly since 2011 in Roper Gulf, though it remains far younger than the rest of the country. The area is now home to 6,486 people, with a typical resident aged just 29.

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📍 Roper Gulf, Council (LGA)

Where Roper Gulf sits — Total population

6,486 ▲ +6.0%
  • 1–2: 3 areas
  • 2–3: 0 areas
  • 3–4: 0 areas
  • 4–7: 0 areas
  • 7–12: 2 areas
  • 12–20: 1 area
  • 20–33: 0 areas
  • 33–55: 1 area
  • 55–91: 0 areas
  • 91–150: 5 areas
  • 150–248: 3 areas
  • 248–409: 13 areas
  • 409–675: 22 areas
  • 675–1,115: 38 areas
  • 1,115–1,840: 37 areas
  • 1,840–3,038: 30 areas
  • 3,038–5,014: 40 areas
  • 5,014–8,276: 49 areas
  • 8,276–13,661: 54 areas
  • 13,661–22,550: 57 areas
  • 22,550–37,223: 43 areas
  • 37,223–61,442: 49 areas
  • 61,442–101,420: 39 areas
  • 101,420–167,409: 37 areas
  • 167,409–276,336: 31 areas
  • 276,336–456,137: 8 areas
  • 456,137–752,926: 2 areas
  • 752,926–1,242,825: 1 area

All council (lga) areas, 2021. The marker is Roper Gulf — lower than 62% of areas.

Total population compared with the state and national average
Roper Gulf6,486
Rest of NT 89,103
Northern Territory 232,605
Australia 25,422,788

Population

How many people, and the typical age.

The population grew by 6% since 2011, adding about 365 people. This typical age of 29 is among the lowest for similar areas and is far younger than the national figure of 38.

6,486 ▲ +6.0%

Lower than 62% of council (lga) areas.

  • 2011: 6,121
  • 2016: 6,505
  • 2021: 6,486

The number of people who usually live in the area, counted on Census night.

29 yrs ▲ +20.8%

Younger than 97% of council (lga) areas.

  • 2011: 24 yrs
  • 2016: 26 yrs
  • 2021: 29 yrs

Half the population is older than this age, and half younger.

Age profile

How the population splits across age groups.

Children under 15 make up 23.3% of the community, which is well above the national figure of 18.2%. This contributes to the area's young profile, while seniors aged 65 and over are far less common here than across Australia.

6.1% ▲ +43.4%

Lower than 95% of council (lga) areas.

  • 2011: 4.2%
  • 2016: 4.8%
  • 2021: 6.1%

Share of the population aged 65 years and over.

23.3% ▼ -25.8%

Higher than 90% of council (lga) areas.

  • 2011: 31.4%
  • 2016: 28.9%
  • 2021: 23.3%

Share of the population aged under 15 years.

Age structure

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In Roper Gulf, the largest group is Young adults (25–44) at 31%, followed by Children (0–14) (23%) and Older adults (45–64) (20%).

Identity & relationships

First Nations identity and marital status.

Aboriginal and Torres Strait Islander people make up 75.2% of the population, a figure far above the national average. This is a significant part of the local identity, while those in de facto relationships are well below the typical national level at 8.5%.

75.2% ▼ -8.1%

Higher than 97% of council (lga) areas.

  • 2011: 81.8%
  • 2016: 79.7%
  • 2021: 75.2%

Share of people who identify as Aboriginal and/or Torres Strait Islander.

8.5% ▼ -8.3%

Lower than 92% of council (lga) areas.

  • 2011: 9.3%
  • 2016: 11.2%
  • 2021: 8.5%

Share of people aged 15+ who are in a de facto marriage (registered marriages excluded).

Marital status

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In Roper Gulf, the largest group is Married at 46%, followed by Never married (40%) and Divorced (5%).

Age & sex structure

  • 85+: 85+: 7 males; 85+: 3 females
  • 80–84: 80–84: 15 males; 80–84: 13 females
  • 75–79: 75–79: 33 males; 75–79: 23 females
  • 70–74: 70–74: 70 males; 70–74: 55 females
  • 65–69: 65–69: 104 males; 65–69: 77 females
  • 60–64: 60–64: 118 males; 60–64: 130 females
  • 55–59: 55–59: 156 males; 55–59: 143 females
  • 50–54: 50–54: 196 males; 50–54: 214 females
  • 45–49: 45–49: 177 males; 45–49: 177 females
  • 40–44: 40–44: 205 males; 40–44: 180 females
  • 35–39: 35–39: 224 males; 35–39: 265 females
  • 30–34: 30–34: 303 males; 30–34: 278 females
  • 25–29: 25–29: 298 males; 25–29: 282 females
  • 20–24: 20–24: 347 males; 20–24: 337 females
  • 15–19: 15–19: 280 males; 15–19: 285 females
  • 10–14: 10–14: 279 males; 10–14: 288 females
  • 5–9: 5–9: 248 males; 5–9: 241 females
  • 0–4: 0–4: 238 males; 0–4: 202 females

Sources

  • Census of Population and Housing — Australian Bureau of Statistics, 2021 (CC BY 4.0).

More for Roper Gulf

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Roper Gulf [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/lga/LGA73600/roper-gulf/topic/demographics-identity