Northgate SA

Postcode 5085 · Port Adelaide Enfield LGA

Northgate is a smaller suburb in South Australia within the Port Adelaide Enfield local government area (postcode 5085). With a population of 3,184, the suburb has an established demographic with a median age of 38. Households earn a median income of $115K per year, with an average household size of 3 people. The most common occupations are professionals, clerical & administrative, managers. The top ancestries reported are English, Australian, Chinese.

The median house price in Northgate is $1.1 million, having surged 11.6% over the past year. Units have a median price of $490,000 (+0.6% YoY). The current median weekly rent is $535. This gives a gross rental yield of approximately 2.5%. The median monthly mortgage repayment is $1,742.

Northgate is served by 1 school, including 1 combined. The average ICSEA score is 1090, which is above the national average of 1,000. Public transport access includes 12 bus stops. The crime rate in the Port Adelaide Enfield LGA is below average at 3,235 incidents per 100,000 population.

From an investment perspective, Northgate offers a gross rental yield of 2.5%, rated as low yield. Property prices are near the state median ($1.1M/$950K). The price-to-income ratio of 9.7x is considered moderate. House prices have moved +11.6% year-on-year.

INVESTMENT SIGNALS
Rental Yield2.5% Low Yield
Price vs State$1.1M/$950K Near Median
Affordability9.7x Moderate
Price Momentum+11.6% Rising
INCOME (ATO 2022-23)
Median Income$59,760
Mean Income$66,863
Earners12,184
YoY Change+3.8%
SEIFA INDEX (ABS)
Advantage9/10
Education9/10
Economic8/10
Disadvantage9/10
MEDIAN HOUSE
$1.1M
11.6% YoY
MEDIAN UNIT
$490K
0.6% YoY
MEDIAN RENT /WK
$395
POPULATION
3,184
DEMOGRAPHICS
Median Age38
Household Size3
HH Income /wk$2,207
Personal Income /wk$881
Mortgage /mth$1,742
CRIME (Port Adelaide Enfield LGA)
Crime Rate (per 100k)3,235
Total Incidents103
TRANSPORT
Bus Stops12
SCHOOLS (1)
Avg ICSEA1090
Total Students884
Independent1
Cedar CollegeCombined · Independent · ICSEA 1090
Data: 2025-Q4