Back 19 Lennox Street
Off Market

19 Lennox Street

Mosman NSW 2088

4
1
1
524.8 m²
House
Bernard RyanBernard Ryan, last sold this property on 21 April 2026 after 61 days on market.

Overview

Prestigious family haven, blue-chip address, DA for luxury residence

Positioned within one of Sydney's most coveted harbourside enclaves, this elegant two-storey home offers an exceptional opportunity to secure a premier landholding with a prized due-north rear aspect. Set on 524.8sqm, the property combines immediate liveability with extraordinary future potential, boasting an approved Development Application for a substantial luxury residence designed for sophisticated entertaining and multi-generational family living. The existing home is warm, welcoming and wonderfully functional, featuring generous living and dining zones flowing to a sun-soaked resort-style backyard. A landscaped concrete swimming pool, tiered lawns and private garden surrounds create an idyllic setting for families who love to entertain. Four double bedrooms, a refreshed bathroom and a practical kitchen ensure comfort while you plan your dream build. The DA approved architectural plans reveal a transformative vision: a grand three-level residence with multiple living areas, five bedrooms (two with ensuites), two additional bathrooms, and a gourmet entertainer's kitchen. With internal access from the garage and an emphasis on light, space and seamless indoor-outdoor living, the future home promises a level of luxury befitting this prestigious address. Set within 250 metres of the sparkling shores of Sirius Cove and close enough to Taronga Zoo to hear the lions at dusk, this tightly held pocket of Mosman offers an unmatched family lifestyle. Enjoy easy access to Queenwood Junior School, harbourside walking trails, village cafés and CBD transport - everything that makes this suburb one of Sydney's most desirable. • Coveted due-north aspect across a private landscaped backyard • Resort-style entertaining with concrete mosaic tiled swimming pool • Tiered lawns, glass balustrading and established garden surrounds • Light filled living and dining areas opening directly to the outdoors • French doors, fresh paint and an uplifting neutral palette • Four double bedrooms with built-ins, ceiling fans and roller blinds • Updated family bathroom with separate bathtub and WC • Additional WC in the laundry with direct outdoor access • Practical kitchen with gas cooktop, dishwasher and garden outlook • Subfloor cellar and storage plus single lock-up garage with internal access • DA approval for a substantial luxury residence: multiple living zones, five bedrooms, two ensuites, two further bathrooms and garaging • 240m to Sirius Cove Reserve and dog-friendly beach • 500m to CBD and Ferry link buses on Bradleys Head Road • 1.1km to Mosman village boutiques, cafés and amenities For more information or to arrange an inspection, contact Bernard Ryan 0408 408 509 or James Downing 0405 716 464 or Shelley McShane 0459 335 474. * All information contained herein is gathered from sources we consider to be reliable, however we cannot guarantee or give any warranty to the information provided. Looking for a home loan? Contact Loan Market's Matt Clayton, our preferred broker. He doesn't work for the banks, he works for you. Call him on 0414 877 333 or visit https://broker.loanmarket.com.au/lower-north-shore/

Features

4 bedrooms
1 bathroom
1 carspace
1 garage space
524.8 m² lot size
House

Estimated Value

Based on this property and similar 4 bedroom houses sold in Mosman over the last 12 months, the estimated median property value of 19 Lennox Street is $5.6m.

Median value
$5.6m
Estimated value range
$3.33m - $23m
Median days on market
35
Estimated value trend
-3%
decrease over the last 12 months
Average days on market is based on recent, comparable sales in Mosman. It is only an indication of the time a property is actively listed and should not be relied upon as an accurate representation of how soon a property will be sold.

Property history for 19 Lennox Street

2026
Sold
Undisclosed
21 Apr 2026 by Bernard Ryan, of Ray White Lower North Shore Group
2016
Sold
Undisclosed
14 Apr 2016 by Pello - Lower North Shore, of Pello | Lower North Shore

Happy sellers in Mosman

77%
77% of sellers in Mosman reported that their sale price either exceeded or met their price expectations.

Mosman stands out for consistently delivering exceptional satisfaction and strong market results for homeowners.

This is based on voluntary sentiment collected from 145 reviews in Mosman over the last 12 months.

Local market activity for 4 bedroom houses in Mosman

In the last 12 months, 67 four-bedroom houses similar to 19 Lennox Street, have been sold.

This represents a 27% increase in four-bedroom houses sales when compared to the previous 12 months.

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