Victoria · Postcode 3180

Knoxfield postcode and suburb data

Victoria · Phone area code 03 · 27 km from Melbourne

Metro
7,645
Population (2021)
$1,762
Household income/wk
$421
Median rent/wk
41
Median age
8/10
SEIFA advantage

Suburb snapshot

Knoxfield at a glance vs VIC

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

Quick facts

3180 Postcode See every suburb sharing this postcode
7,645 People Resident population, Census 2021
Knox Council area 14 suburbs, 9 postcodes
41 Median age Years, Census 2021
$1,762/wk Household income Suburb median, Census 2021 dollars
Decile 8/10 SEIFA advantage Above average advantage
3 Schools ACARA 2025 profiles in this suburb

Benchmarks against VIC

Household income
$1,762/wk
3% below VIC average
Suburb median, Census 2021
Weekly rent
$421/wk
12% above VIC average
Suburb median, Census 2021
SEIFA advantage
8/10
2.0 deciles above VIC average
IRSAD decile, higher means more advantage
Median age
41 years
5.0 years younger than VIC average
Resident median age
Unemployment
4.6%
0.4 pts below VIC 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 Knoxfield ranks: rents are among the top 10% in VIC.

ABS Census 2021 · SEIFA 2021

Detailed comparison table

Knoxfield vs the VIC average and the national average, using population-weighted 2021 Census data.

MetricKnoxfieldVIC avgAU avgGreater Melbourne
Household income/wk $1,762 ≈VIC $1,817 $1,836 $1,943
Rent/wk $421 +VIC $375 $390 $404
Mortgage/month $2,000 ≈VIC $1,933 $1,958 $2,100
Median age 41 46.0 45.0 39.0
SEIFA decile 8/10 +VIC 6.0/10 6.0/10 9.0/10
Unemployment 4.6% ≈VIC 5.0% 5.0% 5.0%

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

Postcode 3180 covers Knoxfield, an inland suburb of Melbourne about 27 km from the city centre. It forms part of the Melbourne - Outer East region of Victoria. Local government services are provided by Knox.

According to the 2021 Census, Knoxfield has a population of 7,645 with a median age of 41. The median weekly household income is $1,762, close to the VIC average. The unemployment rate is 4.6%. The Indigenous population is 32 (0.4% of residents).

Housing in Knoxfield includes a median weekly rent of $421, median monthly mortgage repayment of $2,000, with 2,838 total dwellings. These housing costs sit above the VIC average. Owner-occupied dwellings (owned or mortgaged) make up 76.7% of housing.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Knoxfield scores in decile 8 out of 10, which is above the national average.

Schools in Knoxfield include Fairhills High School, Knox Park Primary School and Darrang Primary School.

Knoxfield is part of the Knox statistical area in Victoria.

Knoxfield details

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

Postcode3180
StateVictoria (VIC)
Phone Area Code03
Population (2021)7,645
Median Age41 years
Median Household Income (Census 2021)$1,762/week
Median Personal Income (Census 2021)$764/week
Median Weekly Rent (Census 2021)$421
Median Monthly Mortgage (Census 2021)$2,000
Average Household Size2.6 persons
Area5.7 km²
Population Density1349/km²
Total Dwellings2,838
Australian Citizens82.9%
Indigenous Population32 (0.4%)
Unemployment Rate4.6%
SEIFA IRSAD Decile8/10 (above average)
Latitude-37.8887649
Longitude145.250782
Distance from Melbourne27 km
Region (SA4)Melbourne - Outer East
Area (SA3)Knox
Local GovernmentKnox
Federal ElectorateAston
State ElectorateRowville (South-Eastern Metropolitan)
Time ZoneAEST (UTC+10), Australia/Melbourne (standard time)

Age Profile

0–14 (16.7%) 15–24 (12.0%) 25–44 (26.9%) 45–64 (24.7%) 65+ (19.6%)
Show counts
0–14 years1,279 (16.7%)
15–24 years916 (12.0%)
25–44 years2,059 (26.9%)
45–64 years1,892 (24.7%)
65+ years1,498 (19.6%)

Housing Tenure

Owned outright (37.8%) Mortgaged (39.0%) Rented (23.3%)

SEIFA socio-economic index

Knoxfield is in SEIFA IRSAD decile 8 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)

Asthma702 (9.2%)
Arthritis673 (8.8%)
Diabetes407 (5.3%)
Heart Disease282 (3.7%)
Cancer243 (3.2%)
Lung Condition115 (1.5%)
Dementia29 (0.4%)

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

Motor Vehicles per Dwelling

No vehicle69 (2.4%)
1 vehicle929 (33.0%)
2 vehicles1,259 (44.7%)
3+ vehicles561 (19.9%)

Schools in Knoxfield

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

Fairhills High School
Secondary · Gov · ICSEA 994 · 404 students
Knox Park Primary School
Primary · Gov · ICSEA 1061 · 312 students
Darrang Primary School
Primary · Gov · ICSEA 974 · 64 students

Suburbs Near Knoxfield

More Knoxfield 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.