Portsea, VIC 3944 — Suburb Profile
Last reviewed: · By Knowburb Research Team
In short
Portsea is a suburb of Victoria, postcode 3944, home to 787 residents with a settled, mature community. Located in the Mornington Peninsula local government area and roughly 61 km from the Melbourne CBD.
Snapshot
Demographics
- Population
- 787
- Median age
- 68 years
- Median household income
- $2,470 /week
- Median personal income
- $1,541 /week
- Median family income
- $3,250 /week
- Average household size
- 1.8
- Persons per bedroom
- 0.5
- Local government area
- Mornington Peninsula
- Statistical region (SA4)
- Mornington Peninsula
- Remoteness classification
- Major Cities of Australia
- Federal electorate
- Flinders
Property & cost of living
- Median rent
- $577 /week
- Median monthly mortgage
- $2,806
- Rent share of household income
- 23%
Schools
- Sorrento Primary School
- St Joseph's School
- St Aloysius' School
Transport
- Within 1.6 km: 3 bus stops
- Point Nepean National Park Entrance/Point Nepean Rd
- Delgany Ave/Point Nepean Rd
Lifestyle & amenities
- 6 parks and reserves
Climate
- Warmest month: Jan (25.8°C avg max)
- Coolest month: Jul (13.8°C avg max)
- Annual rainfall: 533 mm
- Reference station: Laverton RAAF, 51.7 km away
NBN & connectivity
Fibre to the Node serves 65.3% of the 1,715 resolvable premises in Portsea. Most premises here connect via fibre to a street cabinet, then copper into the home. Speeds depend heavily on the copper run length — NBN 100 is rarely achievable on long runs.
- Fibre to the Premises: 33.1%
- Fibre to the Building: 1.5%
- Fibre to the Node: 65.3%
- Fixed Wireless: 0.1%
Safety
- Recorded offences: 43 across postcode 3944 in the year to December 2025.
- Most common categories: 34 property offences, 7 violent offences, 2 public order offences.
- Wider Mornington Peninsula LGA: 7,089 offences per 100,000 residents.
Frequently asked questions
What is the population of Portsea?
Portsea (VIC 3944) had 787 residents at the most recent ABS Census. The median age is 68. It sits within the Mornington Peninsula local government area.
What is the median rent in Portsea?
The median advertised rent in Portsea is $577/week, based on SQM Research listings data. Rents vary by property type, bedrooms and condition.
Are there schools in Portsea?
Yes — 3 schools are listed within or near Portsea covering government, catholic sectors. Nearest include: Sorrento Primary School (4.7 km), St Joseph's School (4.8 km), St Aloysius' School (6.8 km). School data sourced from ACARA and state education departments.
What NBN technology is available in Portsea?
Portsea is predominantly served by Fibre to the Node (65.3% of premises). Coverage data is sourced from the NBN upgrade map aggregated from NBN Co address checks.
How safe is Portsea?
Across postcode 3944, 43 offences were recorded in the 12 months to December 2025. The most common offence categories were property (34), violent (7), public order (2). Crime statistics are recorded by area (postcode or LGA), not by individual suburb. Data sourced from each state's crime statistics agency.
What is the climate like in Portsea?
In Portsea, mean daily temperatures range from 9.5°C to 19.8°C and annual rainfall is 533 mm measured at the Laverton RAAF weather station (51.7 km away). Long-term averages from the Bureau of Meteorology.
What public transport options are in Portsea?
3 public transport stops are mapped within 1.6 km of the Portsea centroid. Stop data is sourced from state government GTFS feeds.
Sources & methodology
Demographics from ABS Census. Property data from SQM Research. Climate from Bureau of Meteorology. Schools from ACARA. NBN from NBN Co. Amenities from OpenStreetMap. See full methodology.
Additional sources for this profile: