Mount Seymour Postcode

Tasmania

Outer Regional Bottom 20% SEIFA
7120
Postcode for Mount Seymour, TAS
Phone area code: 03 · 54 km from Hobart · Pop. 78
78
Population
55
Median Age
$1,375
Household Income/wk
$340
Median Rent/wk
1/10
SEIFA Advantage
29.3
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 Mount Seymour ranks: SEIFA decile 1 places it in the bottom 20% of Australia for socio-economic advantage.

How Mount Seymour Compares

Mount Seymour vs the TAS average and the national average (2021 Census, population-weighted).

MetricMount SeymourTAS avgAU avg
Household income/wk $1,375 ≈TAS $1,443 $1,836
Rent/wk $340 ≈TAS $311 $390
Mortgage/month $552 -TAS $1,401 $1,958
Median age 55 46.0 45.0
SEIFA decile 1/10 -TAS 3.0/10 6.0/10
Unemployment 0.0% -TAS 6.0% 5.0%

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

Mount Seymour is a locality 54 km from Hobart in Tasmania, classified as outer regional by the ABS. The postcode is 7120. It falls within the South East region. The local government area is Southern Midlands.

According to the 2021 Census, Mount Seymour has a population of 78 with a median age of 55. The median weekly household income is $1,375, close to the TAS average.

Housing in Mount Seymour includes a median weekly rent of $340, median monthly mortgage repayment of $552, with 28 total dwellings. Housing costs in the area sit below the TAS average. Owner-occupied dwellings (owned or mortgaged) make up 100.0% of housing.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Mount Seymour scores in decile 1 out of 10, which is well below the national average.

Mount Seymour is part of the Central Highlands (Tas.) statistical area in Tasmania.

Mount Seymour Details

Postcode7120
StateTasmania (TAS)
Phone Area Code03
Population (2021)78
Median Age55 years
Median Household Income (Census 2021)$1,375/week
Median Personal Income (Census 2021)$612/week
Median Weekly Rent (Census 2021)$340
Median Monthly Mortgage (Census 2021)$552
Average Household Size2.3 persons
Area29.3 km²
Population Density3/km²
Total Dwellings28
Australian Citizens88.5%
Unemployment Rate0.0%
SEIFA IRSAD Decile1/10 (well below average)
Latitude-42.4037285
Longitude147.4502574
Distance from Hobart54 km
Region (SA4)South East
Area (SA3)Central Highlands (Tas.)
Local GovernmentSouthern Midlands
Federal ElectorateLyons

Age Profile

0–14 (3.8%) 15–24 (7.7%) 25–44 (16.7%) 45–64 (44.9%) 65+ (26.9%)
Show counts
0–14 years3 (3.8%)
15–24 years6 (7.7%)
25–44 years13 (16.7%)
45–64 years35 (44.9%)
65+ years21 (26.9%)

Housing Tenure

Owned outright (63.0%) Mortgaged (37.0%) Rented (0.0%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 1 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Arthritis10 (12.8%)
Diabetes9 (11.5%)
Heart Disease6 (7.7%)
Asthma5 (6.4%)
Dementia3 (3.8%)

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

Motor Vehicles per Dwelling

No vehicle0 (0.0%)
1 vehicle8 (27.6%)
2 vehicles14 (48.3%)
3+ vehicles7 (24.1%)

Suburbs Near Mount Seymour

Same Postcode (7120)

More Mount Seymour 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.