Didcot Postcode

Queensland

Outer Regional Bottom 20% SEIFA

4621

Postcode for Didcot, QLD
Phone area code: 07 · 250 km from Brisbane · Pop. 85

Population

Median Age

$1,312

Household Income/wk

$150

Median Rent/wk

2/10

SEIFA Advantage

126.1

Area (km²)

Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.

Where Didcot ranks: SEIFA decile 2 places it in the bottom 20% of Australia for socio-economic advantage.

How Didcot Compares

Didcot vs the QLD average and the national average (2021 Census, population-weighted).

Metric	Didcot	QLD avg	AU avg
Household income/wk	$1,312 -QLD	$1,770	$1,836
Rent/wk	$150 -QLD	$380	$390
Mortgage/month	$729 -QLD	$1,774	$1,958
Median age	38	44.0	45.0
SEIFA decile	2/10 -QLD	4.0/10	6.0/10
Unemployment	0.0% -QLD	6.0%	5.0%

Green pill = at least 10% above the QLD average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.

Didcot is a locality 250 km from Brisbane in Queensland, classified as outer regional by the ABS. The postcode is 4621. It falls within the Wide Bay region. The local government area is North Burnett.

According to the 2021 Census, Didcot has a population of 85 with a median age of 38. The median weekly household income is $1,312, below the QLD average.

Housing in Didcot includes a median weekly rent of $150, median monthly mortgage repayment of $729, with 27 total dwellings. Housing costs in the area sit below the QLD average. Owner-occupied dwellings (owned or mortgaged) make up 100.0% of housing.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Didcot scores in decile 2 out of 10, which is well below the national average.

Didcot is part of the Maryborough statistical area in Queensland.

Didcot Details

Postcode	4621
State	Queensland (QLD)
Phone Area Code	07
Population (2021)	85
Median Age	38 years
Median Household Income (Census 2021)	$1,312/week
Median Personal Income (Census 2021)	$599/week
Median Weekly Rent (Census 2021)	$150
Median Monthly Mortgage (Census 2021)	$729
Average Household Size	2.7 persons
Area	126.1 km²
Population Density	1/km²
Total Dwellings	27
Australian Citizens	92.9%
Unemployment Rate	0.0%
SEIFA IRSAD Decile	2/10 (well below average)
Latitude	-25.4947495
Longitude	151.828855
Distance from Brisbane	250 km
Region (SA4)	Wide Bay
Area (SA3)	Maryborough
Local Government	North Burnett
Federal Electorate	Flynn

Age Profile

34.1%

22.4%

25.9%

20.0%

0–14 (34.1%) 15–24 (4.7%) 25–44 (22.4%) 45–64 (25.9%) 65+ (20.0%)

Show counts

0–14 years	29 (34.1%)
15–24 years	4 (4.7%)
25–44 years	19 (22.4%)
45–64 years	22 (25.9%)
65+ years	17 (20.0%)

Housing Tenure

59.3%

40.7%

Owned outright (59.3%) Mortgaged (40.7%) Rented (0.0%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 2 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Asthma	11 (12.9%)
Arthritis	8 (9.4%)
Diabetes	6 (7.1%)
Heart Disease	4 (4.7%)

Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.

Motor Vehicles per Dwelling

No vehicle	0 (0.0%)
1 vehicle	8 (25.0%)
2 vehicles	8 (25.0%)
3+ vehicles	16 (50.0%)

Suburbs Near Didcot

Gooroolba 3.8 km Mount Steadman 5.1 km Byrnestown 7.0 km Wilson Valley 9.4 km Wateranga 11.6 km Mingo 12.4 km Ginoondan 13.3 km Coalstoun Lakes 15.7 km Degilbo 15.9 km Wetheron 16.5 km Yenda 17.4 km Mount Lawless 18.4 km

Same Postcode (4621)

Biggenden Boompa Coalstoun Lakes Coringa Dallarnil Degilbo Golden Fleece Lakeside Wateranga Woowoonga

More Didcot Data

North Burnett LGA 96 suburbs, 7 postcodes, 10,020 people Climate & Weather Closest station: Bundaberg (87.0 km) NDIS Providers NDIS data for North Burnett LGA

Page last reviewed June 2026. Data sources: Australian Bureau of Statistics 2021 Census (CC BY 4.0), SEIFA 2021 IRSAD, ACARA school profiles 2025. How this data is sourced.