2230, NSW

The community is noticeably older than the state and national averages, with a typical resident aged 42. While the population of seniors rose to 19.9% since 2011, the proportion of children under 15 is well below the national figure at 14.5%.

Most residents were born in Australia, though 17.1% were born overseas. This is far below the New South Wales figure of 29.3%, and the most common ancestries are English and Australian.

English is the primary language for 86.9% of the area. Only 9.0% of people use another language at home, which is far below the national average, and very few people speak little or no English.

The number of people reporting no religion rose by 18 points since 2011 to reach 37.7%. This is well above the state figure, though Christianity remains the most common affiliation at 55.2%.

This is a highly qualified area where 31.1% of adults hold a bachelor degree or higher, a figure that rose 9.3 points since 2011. High school completion is also well above the national average at 65.0%.

Incomes are much higher than in most similar areas, with a typical household earning $2,199 a week. The proportion of households earning $3,000 or more weekly rose 19 points since 2011 to reach 33.5%.

Residents are generally healthier than average, with the rate of long-term health conditions and mental health conditions being lower than both the state and national figures.

Volunteer rates fell 3.8 points since 2011 to 14.3%, which is a little above the state average. Unpaid care for children and general unpaid care are both lower than most areas.

The area has a high number of people living alone at 30.0%, which is well above the national average. Typical households are smaller than usual, with 2.3 people per home.

The housing stock is dominated by flats or apartments at 52.8%, meaning separate houses are far less common than in the rest of Australia. Typical weekly rents are among the highest at $500.

A striking 37.6% of the workforce now works from home, a massive increase from just 5.0% in 2011. While most still use cars, the area has a high number of public transport stops.

The population is quite mobile, with 43.8% of people having moved in the last five years. This is well above the national figure of 40.7%.

The area has a very low unemployment rate of 3.0%, which is lower than the state and national figures. Professionals and managers make up the largest share of the workforce.

Postcode 2230 is among the most advantaged areas in the country, scoring a 10 out of 10 for overall advantage and high marks for job skills and resource access.

This is a walker's paradise with a score of 8.1. Almost every home is within a short walk of public transport, parks, and schools, and 87.8% are within a 15-minute walk of groceries.