137 Upper Clontarf St, Seaforth is a 4 bedroom, 2 bathroom House with 2 parking spaces. While the property is not currently for sale or for rent, it was last sold in October 2025. There are other 4 bedroom House sold in Seaforth in the last 12 months.
FIND. Commanding a sun-drenched corner block in family-friendly Seaforth, this home delivers flexible living with timeless charm. The solid brick main residence, paired with a self-contained two-bedroom granny flat, offers a perfect setup for multigenerational living, rental income, or a live-and-renovate opportunity. Framed by leafy gardens and enjoying dual street access, it's ideally located near top local schools, Manly Dam's walking trails, and express routes to Manly, the city and the Northern Beaches.
LOVE. There's something effortlessly welcoming about this home. From the polished timber floors to the abundance of natural light streaming through every room, the main residence is full of warmth and character. Its sunny living spaces open to a covered porch at the front and an elevated deck at the back, creating an easy indoor-outdoor flow. Out the back, the modern granny flat offers privacy, comfort and its own deck for relaxing or entertaining.
- Main home with character timber floors, fresh paint and north-facing living/dining areas
LIVE. Start your morning with a coffee on the porch, shaded by mature trees and a leafy outlook. Walk the kids to sought-after Balgowlah North Public School or spend weekends exploring the scenic trails of nearby Manly Dam. With Wakehurst Golf Club moments away, and both city and beach access just minutes by car or bus, life here feels effortlessly connected. Whether you're upsizing, investing or future-planning, this home blends comfort with true lifestyle potential.
RATES/SIZE:
Water rates: Approx $172.83 pq
Council rates: Approx $797.15 pq
Size: Approx 527sqm
ABOUT THE AREA
Local Transport:
- Express buses to the city CBD; Buses to Manly
- Westfield Warringah Mall, Mosman and surrounds
Shopping:
- Seaforth Village shops and restaurants
- Balgowlah Stockland shopping centre and Westfield Warringah Mall
Schools:
- Seaforth Primary School
- The Forest High School
WHAT THE OWNER LOVES:
- Morning sun flooding into the living room, such a beautiful way to start the day.
- Having the granny flat, perfect when family visits or a great source of rental income.
- Being able to walk to school, parks and trails, yet still feel tucked away and peaceful.
Disclaimer: Whilst every effort has been made to ensure the accuracy and thoroughness of the information provided to you in our marketing material, we cannot guarantee the accuracy of the information provided by our Vendors, and as such, Cunninghams makes no statement, representation or warranty, and assumes no legal liability in relation to the accuracy of the information provided. Interested parties should conduct their own due diligence in relation to each property they are considering purchasing.
Please be advised that the photographs, maps, images, or virtual styling representations included in this real estate listing are intended for illustrative purposes only and may not accurately depict the current condition or appearance of the property.
The size of Seaforth is approximately 3.0 square kilometres. There are 15 parks, covering nearly 17.5% of the total area. The population of Seaforth in 2016 was 7139 people. By 2021 the population was 7384 showing a population growth of 3.4% in the area during that time. The predominant age group in Seaforth is 10-19 years. Households in Seaforth are primarily couples with children and are likely to be repaying over $4000 per month on mortgage repayments. In general, people in Seaforth work in a professional occupation.In 2021, 82.20% of the homes in Seaforth were owner-occupied compared with 81.40% in 2016.
Seaforth has 2,820 properties. Over the last 5 years, Houses in Seaforth have seen a 7.81% increase in median value, while Units have seen a 10.49% increase. As at 30 June 2026:
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