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Priciest sales in each state: Harbourfront home next to $200m mega-mansion tops list

September’s spring selling season launched in style with some mega prices achieved across the country.

Sydney took out the top 10 most expensive houses with properties ranging from a “modest” $20.5 million for a cliffside house in Clontarf on the Northern Beaches to $37.5 million for film director Baz Luhrmann’s old designer digs, or an eye-watering $60 million for a waterfront mansion in Vaucluse with two swimming pools.

What a $60m view looks like. Picture: realestate.com.au/sold

Other states and territories each had enviable homes take out the top-priced spots in what represented hundreds of millions of dollars in luxury real estate deals in just 30 days.

Here are the top earners for September.

1. Trophy home next door to mega mansion

A Vaucluse trophy home with indoor and outdoor swimming pools changed hands for more than $60 million, making it Australia’s priciest sale in September.

Harbour views from the swimming pool. Picture: realestate.com.au/sold

The five-bedroom three-level residence at 11 Coolong Rd sits on 1663 sqm of land with direct access to Sydney Harbour via a private jetty and slipway.

Elliott Placks of Ray White Double Bay and Michael Pallier of Sotheby’s International Realty wouldn’t confirm the exact sale price, however the guide during the campaign was $60 million.

The waterfront home sits next to the multi-site luxury compound owned by Menulog co-founder Leon Kamenov. Picture: Supplied

A coveted property thanks to its north-facing street-to-shore aspect and uninterrupted harbour views, the house sits next to the amalgamated mega site of Menulog co-founder Leon Kamenov, who has acquired four large blocks and built a luxury compound believed to be worth in the vicinity of $200 million.

2. Grand old dame sets new auction record

A local family spent $41.5 million on a landmark Rose Bay residence known as The Knoll.

Sold under the hammer on September 24, 19 Kent Rd set a new record for a residential auction in Australia. Father and son team from Richardson & Wrench Double Bay, Michael and James Dunn had marketed the property with a price guide of $30 million to $35 million.

The property set a new record for a residential auction in Australia. Picture: realestate.com.au/sold

The Georgian Revival manor dates back to 1935 and is on 2536 sqm overlooking the Royal Sydney Golf Club. Held by the same family for more than 60 years, the stately six-bedroom residence features expansive manicured grounds and a 15m pool.

3. Inner city estate once owned by Baz Luhrmann

Iona, the grand Victorian Italianate manor once home to Baz Luhrmann and Catherine Martin, sold in mid September for a reported $37.5 million after only 12 days on the market.

Agents Harriet France, Clint Ballard, and Maclay Longhurst of Sotheby’s International Realty had set a $27 million guide – after a $40 million asking price was set late last year through another agency.

The Victorian Italianate Manor built c1888 sits just moments from Sydney’s CBD and harbour. Picture: Supplied

The agents confirmed the sale price came close to the 2024 guide after four interested parties fought for the historic home.

The seven-bedroom, seven-bathroom estate at 2 Darley St, Darlinghurst spans 2716 sqm and features 1035 sqm of internal living space including a formal entry hall, drawing room, billiards room, gym, and wine cellar.

Victoria’s top sale

This six-bedroom, five-bathroom Melbourne mansion on a 2027 sqm block is located in Kew’s prestigious Sackville Ward.

Marketed with an original price guide of $15 million through James Tostevin of Marshall White Boroondara, the final sale price of 31-33 Sackville St was withheld by the agent.

Victoria’s priciest sale of September sits in Kew’s prestigious Sackville Ward. Picture: realestate.com.au/sold

The Sackville St residence has a northern rear aspect with resort-style gardens including a pool and a tennis court, multiple entertainment areas, and period features including herringbone floors, a luxury kitchen, six-car basement with turning circle, a billiard room, gym and a sauna.

Queensland’s top sale

Known as The Palms, this 1960 sqm waterfront estate at 60 Sophie Ave on the Gold Coast is home to 65m of river frontage. It sold in mid September for $11.6 million through Kollosche agents Sam Guo and Julia Kuo.

The 5 bedroom waterfront home sold for $11.6m, marking Queensland’s highest sale of September. Picture: realestate.com.au/sold

The three-level mansion has more than 1300 sqm of living space with five bedrooms, six bathrooms, a private elevator, marble surfaces throughout, formal and informal living areas, a home theatre, riverside terrace, swimming pool, boat ramp, pontoon, private beach and theatre.

ACT’s top sale

Built in the 1930s as a diplomat’s house in Canberra’s exclusive embassy belt, this period home at 18 Tennyson Crescent, Forrest was the most expensive home to change hands in the nation’s capital last month.

The home sits on 2475 sqm with plenty of heritage charm including sash windows, fireplaces, and picture rails, as well as modern additions such as hardwood flooring, dramatic timber joinery, vaulted ceilings, and a large pool with pool house.

The four bedroom estate in Forrest was built in the 1930s as a diplomat’s house. Picture: realestate.com.au/sold

The four-bedroom, four-bathroom property has no publicly disclosed sale price via selling agent Mario Sanfrancesco of Blackshaw Manuka.

Recent sales of four-bedroom houses in Forrest include; National Circuit for $4.005 million in March and Tasmania Circle for $3.9 million in December.

Western Australia’s top sale

A penthouse atop a boutique block of residences on South Perth Esplanade, this whole-floor home at features 449 sqm on title with three ensuite bedrooms, open-plan living, luxury finishes, 180-degree Swan River and Kings Park views, plus four secure car spaces.

The whole-floor penthouse apartment was the most expensive sale in WA in September. Picture: realestate.com.au/sold

Listed with Eric Hartanto of Hartanto Properties, there is no confirmed sale price however similar sized apartments in South Perth have sold in the past 12 months for between $1.5 million and $6 million.

Tasmania’s top sale

Daille, a Federation-era estate in Hobart, sold for $3 million in early September. The early 1900s residence was designed by renowned builder J & T Gunn for banker McEachern but then became home to local beer icon James Boag III.

Tasmania’s most expensive home to sell in September. Picture: realestate.com.au/sold

The landmark house at 6 Pen-Y-Bryn Place, Newstead is on 1638 sqm with five bedrooms, three bathrooms and five car spaces and retains several heritage features including high ceilings, ornate cornices, fretwork, lead light windows, polished floorboards, and original fireplaces.

Northern Territory’s top sale

A renovated four-bedroom, three-bathroom house at 3 Clancy Street, Fannie Bay sold in the first week of September for an undisclosed price, however the campaign guide was $1.8 million. 

Built for the tropics, this Darwin home was the priciest home in the NT in September. Picture: realestate.com.au/sold

Built to suit its topical setting in Darwin, the treehouse style home has open plan living spaces with multiple balconies, lush gardens, a swimming pool and a modern self-contained granny flat.

It was awarded the 2019 HIA Winner for Renovation/Addition Project and the 2019 Master Builders Winner for Alteration/Addition Project over $400,000.

The post Priciest sales in each state: Harbourfront home next to $200m mega-mansion tops list appeared first on realestate.com.au.

October 9, 2025/0 Comments/by JKents
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