The size of Wallacia is approximately 26 km2. It has 3 parks covering nearly 2% of the total area. There is 1 school located in Wallacia.

The population of Wallacia in 2001 was 1,381 people. By 2006 the population was 1,894 showing a population growth of 37% in the area during that time.

The predominant age group in Wallacia is 40 - 49 years.

Households in Wallacia are primarily couples with children and are likely to be repaying between $1200.00 - $1400.00 per month on mortgage repayments.

In general, people in Wallacia work in a non-specific occupation.

In 2001, 75% of the homes in Wallacia were owner-occupied compared with 79% in 2006.

Currently the median sale price of houses in the area is $355,000.