Queensland · Postcode 4377

The Summit postcode and suburb data

Queensland · Phone area code 07 · 164 km from Brisbane

Outer Regional Bottom 20% SEIFA
436
Population (2021)
$1,117
Household income/wk
$270
Median rent/wk
51
Median age
2/10
SEIFA advantage

Suburb snapshot

The Summit at a glance vs QLD

Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.

Quick facts

4377 Postcode See every suburb sharing this postcode
436 People Resident population, Census 2021
Southern Downs Council area 104 suburbs, 19 postcodes
51 Median age Years, Census 2021
$1,117/wk Household income Suburb median, Census 2021 dollars
Decile 2/10 SEIFA advantage Lower SEIFA advantage
1 Schools ACARA 2025 profiles in this suburb

Benchmarks against QLD

Household income
$1,117/wk
37% below QLD average
Suburb median, Census 2021
Weekly rent
$270/wk
29% below QLD average
Suburb median, Census 2021
SEIFA advantage
2/10
2.0 deciles below QLD average
IRSAD decile, higher means more advantage
Median age
51 years
7.0 years older than QLD average
Resident median age
Unemployment
1.8%
4.2 pts below QLD average
Census labour-force rate

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

Where The Summit ranks: household income sits in the bottom 25% of QLD suburbs; SEIFA decile 2 places it in the bottom 20% of Australia for socio-economic advantage.

ABS Census 2021 · SEIFA 2021

Detailed comparison table

The Summit vs the QLD average and the national average, using population-weighted 2021 Census data.

MetricThe SummitQLD avgAU avg
Household income/wk $1,117 -QLD $1,770 $1,836
Rent/wk $270 -QLD $380 $390
Mortgage/month $1,062 -QLD $1,774 $1,958
Median age 51 44.0 45.0
SEIFA decile 2/10 -QLD 4.0/10 6.0/10
Unemployment 1.8% -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.

The Summit is a locality 164 km from Brisbane in Queensland, classified as outer regional by the ABS. The postcode is 4377. It falls within the Darling Downs - Maranoa region. The local government area is Southern Downs.

According to the 2021 Census, The Summit has a population of 436 with a median age of 51. The median weekly household income is $1,117, below the QLD average. The unemployment rate is 1.8%, lower than the QLD average. The Indigenous population is 4 (0.9% of residents).

Housing in The Summit includes a median weekly rent of $270, median monthly mortgage repayment of $1,062, with 158 total dwellings. Housing costs in the area sit below the QLD average. Owner-occupied dwellings (owned or mortgaged) make up 85.3% of housing.

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

The Summit is served by The Summit State School.

The Summit is part of the Granite Belt statistical area in Queensland.

The Summit details

Location, Census, housing, SEIFA and geography fields used across this profile.

Postcode4377
StateQueensland (QLD)
Phone Area Code07
Population (2021)436
Median Age51 years
Median Household Income (Census 2021)$1,117/week
Median Personal Income (Census 2021)$537/week
Median Weekly Rent (Census 2021)$270
Median Monthly Mortgage (Census 2021)$1,062
Average Household Size2.4 persons
Area16.5 km²
Population Density26/km²
Total Dwellings158
Australian Citizens88.3%
Indigenous Population4 (0.9%)
Unemployment Rate1.8%
SEIFA IRSAD Decile2/10 (well below average)
Latitude-28.5801242
Longitude151.9287019
Distance from Brisbane164 km
Region (SA4)Darling Downs - Maranoa
Area (SA3)Granite Belt
Local GovernmentSouthern Downs
Federal ElectorateMaranoa
State ElectorateSouthern Downs
Time ZoneAEST (UTC+10), Australia/Brisbane (standard time)

Age Profile

0–14 (18.3%) 15–24 (9.2%) 25–44 (16.5%) 45–64 (29.4%) 65+ (27.5%)
Show counts
0–14 years80 (18.3%)
15–24 years40 (9.2%)
25–44 years72 (16.5%)
45–64 years128 (29.4%)
65+ years120 (27.5%)

Housing Tenure

Owned outright (49.0%) Mortgaged (36.4%) Rented (14.7%)

SEIFA socio-economic index

The Summit is in SEIFA IRSAD decile 2 of 10. Higher deciles indicate more relative socio-economic advantage. This is an area-level index, not a score for individual households.
More disadvantagedMiddle rangeMore advantaged

Health Conditions (2021 Census)

Arthritis54 (12.4%)
Asthma34 (7.8%)
Diabetes20 (4.6%)
Heart Disease19 (4.4%)
Cancer17 (3.9%)
Lung Condition11 (2.5%)
Dementia6 (1.4%)

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

Motor Vehicles per Dwelling

No vehicle3 (1.9%)
1 vehicle47 (29.4%)
2 vehicles62 (38.8%)
3+ vehicles48 (30.0%)

Schools in The Summit

ACARA 2025 school profiles for schools located in The Summit. ICSEA is shown where ACARA publishes it.

The Summit State School
Primary · Gov · ICSEA 967 · 15 students

Suburbs Near The Summit

Same Postcode (4377)

More The Summit Data

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