Harrington Park vs Yarrawarrah

The median house price is $1.6M in Harrington Park and $1.6M in Yarrawarrah, so Harrington Park is the cheaper entry point.

On cash flow, Yarrawarrah leads: houses there return a gross rental yield of 3.17%, compared with 2.85% in Harrington Park, a gap of 0.32 percentage points.

Over the past year house prices moved +7.0% in Harrington Park and +4.5% in Yarrawarrah, so recent momentum favours Harrington Park, although both suburbs recorded growth.

Looking back three years, Harrington Park houses are +18.7% and Yarrawarrah houses +5.5%, so Harrington Park has compounded faster than Yarrawarrah over the longer window.

Rental vacancy is 2.1% in Yarrawarrah and 2.1% in Harrington Park, so landlords in Yarrawarrah face less competition for tenants.

Harrington Park is the bigger suburb, with a population of 13,332 against 2,775, roughly 4.8 times the size of Yarrawarrah; a larger suburb usually means a deeper pool of buyers and tenants.

In short: Yarrawarrah for rental income, Harrington Park for a lower purchase price, Harrington Park for recent price momentum, Yarrawarrah for the tighter rental market. Which matters more depends on whether the investor is buying for cash flow, capital growth or affordability.