Castlecrag

The typical resident is 47, making the area far older than both New South Wales and the national average. While children under 15 make up 18.2% of the population, there are very few people in de facto relationships compared to most other areas.

People born overseas make up 31.9% of the community, which is well above the national figure. English, Australian, and Irish are the most common ancestries, with Chinese heritage also featuring prominently at 12.7%.

English is the main language for 78.9% of residents, though 18.9% use another language at home, which is much higher than in similar areas. Mandarin and Cantonese are the most common alternative languages.

A large proportion of the community identifies as having no religion, at 43.9%, which is far above the state average. Christianity is the next most common affiliation at 46.7%.

This is an exceptionally well-qualified area, with 55.8% of adults holding a bachelor's degree or higher. This is far above the national average, and 88.1% of residents have completed Year 12.

Incomes are among the highest in the country, with 62.8% of households earning $3,000 or more per week. The typical family income of $4,857 is far above the national figure of $2,120.

Residents enjoy better health than most, with a much lower rate of long-term health conditions (21.7%) and mental health conditions (4.9%) compared to the state and national averages.

Volunteerism is very common here, with 25.2% of people volunteering—far above the national average of 14.1%. More people also provide unpaid care and do housework than in most other areas.

The First Nations population is very small, consisting of just 3 people. This group is far older than the national average, with a typical age of 46 and personal incomes among the highest at this level.

Families are the norm here, with 71.1% of households consisting of couples with children. Very few people live alone (11.1%), which is far below the national figure of 25.6%.

Large homes dominate the landscape, as 91.8% of houses have three or more bedrooms and 97.4% are separate houses. Home ownership is high, with 48.6% owned outright, while rental properties are far less common than in the rest of the state.

Working from home is very popular, with 58.4% of people doing so—far above the national figure. Most homes have two or more vehicles, and the drive time to the city is very short at 10 minutes.

The population is relatively stable, with 29.7% moving in the last five years, which is far below the national figure. Recent overseas arrivals make up 6.1% of the community.

Professional and technical roles are the most common, and a high proportion of residents are professionals (43.1%) or managers (27.1%). The unemployment rate of 4.2% is about the same as the national average.

Almost every home is within a short walk of public transport and parks, but very few (16.8%) are within a 15-minute walk of groceries. The area is notably steep, with a mean terrain slope well above the state average.