19 Lennox St, Mosman is a 4 bedroom, 1 bathroom House with 1 parking spaces. The property has a land size of 525m2. While the property is not currently for sale or for rent, it was last sold in April 2026. There are other 4 bedroom House sold in Mosman in the last 12 months.
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/
The size of Mosman is approximately 8.7 square kilometres. There are 45 parks, covering nearly 29.6% of the total area. The population of Mosman in 2016 was 28475 people. By 2021 the population was 28329 showing a population decline of 0.5% in the area during that time. The predominant age group in Mosman is 50-59 years. Households in Mosman are primarily couples with children and are likely to be repaying over $4000 per month on mortgage repayments. In general, people in Mosman work in a professional occupation.In 2021, 64.10% of the homes in Mosman were owner-occupied compared with 62.80% in 2016.
Mosman has 16,030 properties. Over the last 5 years, Houses in Mosman have seen a 7.68% increase in median value, while Units have seen a 13.69% increase. As at 30 June 2026:
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