Balwyn North vs Black Rock

The median house price is $2.3M in Balwyn North and $2.4M in Black Rock, so Balwyn North is the cheaper entry point, with Black Rock houses about 1% dearer.

Over the past year house prices moved -2.6% in Balwyn North and -2.3% in Black Rock, so recent momentum favours Black Rock, while Balwyn North went backwards.

Looking back three years, Balwyn North houses are -1.2% and Black Rock houses +4.9%, so Black Rock has compounded faster than Balwyn North over the longer window.

Rental vacancy is 1.1% in Black Rock and 2.4% in Balwyn North, so landlords in Black Rock face less competition for tenants. Anything under 2% is generally read as a tight market where tenants compete for homes.

Balwyn North is the bigger suburb, with a population of 21,302 against 6,389, roughly 3.3 times the size of Black Rock; a larger suburb usually means a deeper pool of buyers and tenants.

In short: Balwyn North for a lower purchase price, Black Rock for recent price momentum, Black Rock for the tighter rental market. Which matters more depends on whether the investor is buying for cash flow, capital growth or affordability.