The size of Alpha is approximately 12,213.3 square kilometres. It has 4 parks covering nearly 2.2% of total area. The population of Alpha in 2011 was 571 people. By 2016 the population was 321 showing a population decline of 43.8% in the area during that time. The predominant age group in Alpha is 60-69 years. Households in Alpha are primarily childless couples and are likely to be repaying under $300 per month on mortgage repayments. In general, people in Alpha work in a labourer occupation. In 2011, 60.5% of the homes in Alpha were owner-occupied compared with 59.2% in 2016. Currently the median sales price of houses in the area is $265,000.