Gregory Hills vs Narellan

Houses cost about the same in both suburbs: the median house price is $1.1M in Gregory Hills and $1.1M in Narellan.

For units, Gregory Hills sits at a median of $1.0M against $770K in Narellan, which makes Narellan the more affordable unit market and Gregory Hills the pricier one.

Over the past year house prices moved +8.8% in Gregory Hills and +6.9% in Narellan, so recent momentum favours Gregory Hills, although both suburbs recorded growth.

Looking back three years, Gregory Hills houses are +15.6% and Narellan houses +12.9%, so Gregory Hills has compounded faster than Narellan over the longer window.

Rental vacancy is 2.0% in Gregory Hills and 2.4% in Narellan, so landlords in Gregory Hills face less competition for tenants. Anything under 2% is generally read as a tight market where tenants compete for homes.

Gregory Hills is the bigger suburb, with a population of 9,142 against 3,358, roughly 2.7 times the size of Narellan; a larger suburb usually means a deeper pool of buyers and tenants.

In short: Gregory Hills for recent price momentum, Gregory Hills for the tighter rental market. Which matters more depends on whether the investor is buying for cash flow, capital growth or affordability.