Wellesley Islands, QLD 4871
Carpentaria Shire CouncilAll suburbs in postcode 4871
Updated
Median house price
Verified median pending
We don't yet have a verified suburb-level median for this market. We're working on a data partner; in the meantime, treat the state-level figures as a guide only. How we source data.
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What to know about Wellesley Islands
Wellesley Islands (4871) sits in the Carpentaria region of Queensland.
Wellesley Islands has roughly 1,022 residents, with a young-family demographic. Households are dominated by renters. Daily life is car-dependent: most residents drive to work, school and the shops.
What it’s like to live here
Wellesley Islands scores 0/100 on walkability, which makes it car-dependent with limited public transport. Plan for two cars in a typical household, especially if work isn't local.
Summer days here average around 33°C (hot), winter mornings around 17°C (mild). Annual rainfall lands at about 1,216 mm. Figures are our 1991 to 2020 averages of SILO data for this location (Queensland Government, built from Bureau of Meteorology observations).
Schools in Wellesley Islands
Schools serving Wellesley Islands: government first, then Catholic and independent.
Government schools
Mornington Island State School
© ACARA, licensed under CC BY 4.0.
Location
Walkability
- Walk
- 0/100
- Transit
- 0/100
- Bike
- 0/100
Very car dependent. Scores out of 100, calculated from OpenStreetMap data (ODbL).
Walkability data as of May 2026· OpenStreetMap
Demographics
The 2021 Census put Wellesley Islands's population at 1,022, with a median age of 29. That sits as a young-family demographic. The household mix skews family-dominated (74% family households, 24% lone person), so amenity decisions tend to follow what families want: parks, schools, supermarkets.
- Population
- 1,022
- Median age
- 29
- Family households
- 74%
- Lone person
- 24%
- Renter occupied
- 92%
Demographics data as of May 2026· ABS 2021 Census
Crime and safety
2,163 offences recorded in 2026 across the Carpentaria Shire Council LGA
QLD Police publishes these figures only for the whole Carpentaria Shire Council, which may include suburbs with very different crime profiles. Quieter residential pockets likely have lower rates than the total suggests; busier areas may have higher.
Top offence categories
Source: State Police Open Data
Weather year-round
- Annual rainfall
- 1,216 mm
- Hottest month, avg max
- 34.0°C
- Coldest month, avg min
- 16.6°C
Rainfall by month
Our 1991 to 2020 averages of SILO data (Queensland Government, built from Bureau of Meteorology observations, CC BY 4.0) for this location.
Climate data as of October 2026· SILO (Queensland Government), from Bureau of Meteorology observations
Questions about Wellesley Islands
- What is the Wellesley Islands postcode?
- Wellesley Islands is in the 4871 postcode, in QLD, in the Carpentaria Shire Council region.
- Where is Wellesley Islands?
- Wellesley Islands is a suburb in the Carpentaria Shire Council area, QLD 4871.
- What schools are in Wellesley Islands?
- There are 1 schools serving Wellesley Islands on this page, including Mornington Island State School.
- How walkable is Wellesley Islands?
- Wellesley Islands has a Walk Score of 0 out of 100, highly car-dependent. transit score 0, bike score 0.
- What suburbs are near Wellesley Islands?
- Wellesley Islands is close to West Wellesley Islands, Wellesley Islands, Mornington Island, West Wellesley Islands, South Wellesley Islands.
- What is the population of Wellesley Islands?
- The population of Wellesley Islands is approximately 1,022 (2021 Census). The median age is 29.
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Sources. House and unit medians from the NSW Valuer General, Land Victoria, the SA Government and the ABS; rents from the state rental bond authorities. Census from the ABS (2021), climate from the Bureau of Meteorology, hazard from Geoscience Australia, schools from ACARA and crime from state police open data. Each figure carries its source and date. How we source data
How we’re paid. The guides and this page are free. When a seller asks, we introduce one local agent, and the agent pays us a flat fee for the introduction, never a share of their commission; it costs the seller nothing. If a figure looks wrong, tell us and we’ll fix it.