Oallen (postcode 2580) is a quiet locality in New South Wales within the Goulburn Mulwaree local government area. It is home to about 145 residents, with a predominantly older resident base and a median age of 56. Households earn a median income of $59K per year, with an average household size of 1.9 people. Recent annual estimates show population movement staying broadly stable across the broader catchment, with population growth running at +1.3% year-on-year at the LGA level. NSW employment has moved +1.2% year-on-year in the official ABS Labour Force trend series, which provides the broader jobs backdrop for this suburb. NSW also had 35 Commonwealth-backed major projects under construction, 17 underway, and 67 in planning as at 2025-09-01, which is useful as a broader delivery backdrop rather than a suburb-specific project count. The most common occupations are managers, technicians & trades, machinery operators & drivers. Employment in the area leans toward construction and education. The top ancestries reported are English, Australian, Scottish.
The median house price in Oallen is $630,000, having declined by 5.3% over the past year. The current median weekly rent is $515. This gives a gross rental yield of approximately 4.3%. The median monthly mortgage repayment is $1,571.
Public transport access includes 1 bus stop. The crime rate in the Goulburn Mulwaree LGA is below average at 3,666 incidents per 100,000 population.
On the investment side, Oallen shows a gross rental yield of approximately 4.3%, rated as moderate yield. Property prices sit below the state median ($630K/$1.5M), which can point to relative value. The price-to-income ratio of 10.8x is considered stretched. House prices have moved -5.3% year-on-year. Population growth of +1.3% year-on-year points to stable demand fundamentals. Building approvals have changed +0% year-on-year, indicating steady development activity.