Neil Casey
Prosperitii Property Investment Advisory - 30+ reviews (Granny Flat and Dual Occ specilaists)

Sydney · Eastern Suburbs
An eastern suburbs Sydney suburb in the Woollahra Council area, with a ferry wharf. Most homes are apartments.
Last reviewed 25 October 2026
Market snapshot
Estimate, not an official figure · September 2026
Median house
$7.10M - $9.55M
Mid-band $8.32Mspread 29%
Median unit
$1.95M - $2.65M
Mid-band $2.3Mspread 30%
Rental yield
1.6% to 2.6%
Gross yield on house stock. Premium suburbs compress.
Price growth for Double Bay is not shown. Our estimates for May and September 2026 gave five-year figures more than 10 points apart, and no licensed sales data is available to check which is right.
Before you buy
Transvaal Avenue, in the Double Bay Centre, is a heritage conservation area (C7) on Woollahra Council's list. Ask the council whether other controls apply at the address before you plan works.
Woollahra Council's Double Bay catchment flood study shows the estimated extent of flooding in a catchment that includes Double Bay. Ask the council about flooding for the address.
Transport for NSW completed the Double Bay wharf upgrade in December 2023, with step-free access from street to ferry.
NSW Department of Communities and Justice bond data for the June 2026 quarter puts the median weekly rent for a new unit tenancy in postcode 2028 at $1,050, from 84 bonds. Department of Communities and Justice data shows ten or fewer house bonds lodged, so there is no house median.
At the 2021 Census, 76.6% of Double Bay homes were flats or apartments, 13.4% were separate houses and 8.9% were semi-detached or townhouses.
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Why a buyers agent
In Double Bay, most homes are apartments, and the flood study and heritage list apply street by street. A buyers agent who works the eastern suburbs checks both for each home on your shortlist, prices it against the sales closest to it, and negotiates or bids at auction for you.
At the 2021 Census, three in four Double Bay homes were apartments. An agent compares buildings, strata records and levies before you choose.
Woollahra Council's Double Bay catchment flood study maps where flooding is expected. An agent asks the council about the address.
Transvaal Avenue is a heritage conservation area. An agent checks the controls for any address before you bid.
Revenue NSW charges first home buyers no transfer duty on a home up to $800,000, and a reduced amount below $1,000,000. An agent with your conveyancer checks whether the home you choose qualifies before you exchange.
Compare
| Metric | This suburbDouble Bay | NearbyBellevue Hill | NearbyPoint Piper | NearbyRose Bay |
|---|---|---|---|---|
| Median house | $7.10M - $9.55M | $9.30M - $12.60M | Not available | $5.45M - $7.35M |
| Median unit | $1.95M - $2.65M | $1.40M - $1.85M | Not available | $1.55M - $2.10M |
| Rental yield | 1.6% to 2.6% | 1.4% to 2.4% | Not available | 1.4% to 2.4% |
| Postcode | 2028 | 2029 | 2028 | 2029 |
Snapshot date varies by suburb; see individual suburb pages for figures.
The place
Double Bay had 4,709 residents at the 2021 Census, with a median age of 39. It is in the Woollahra Council area.
The Double Bay ferry wharf has step-free access from street to ferry.
At the 2021 Census, 53.1% of Double Bay homes were owned outright or with a mortgage. The median weekly rent at that Census was $720 and the median monthly mortgage repayment was $3,000.
Frequently asked
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Editorial review: 25 October 2026.
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