100 Macmillan Street, Seaforth, NSW 2092 | Property Value & History | OnTheHouse
 
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100 Macmillan Street
Seaforth NSW 2092

Bedrooms: 4
Bathrooms: 2
Car spaces: -
Floor area: 210m2
Land area: 779m2
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Last updated 5 Jan 2026
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Property Details for 100 Macmillan St, Seaforth

100 Macmillan St, Seaforth is a 4 bedroom, 2 bathroom House and was built in 1960. The property has a land size of 779m2 and floor size of 210m2.

Building Type
House
Year Built
1960
Floor Size
210m2
Land Size
779m2
Local Government
Northern Beaches

Last Listing description (July 2021)

Showcasing spectacular indoor/outdoor entertaining areas, superb appointments and premium finishes, this architect designed masterpiece provides a haven of modern luxury and versatility. Placed on a near level 776sqm parcel of land, it comes complete with an amazing poolside entertainers' pavilion.

Generous open floor social zone includes living, dining and kitchen island bench
Family room flows via bi-folds to extensive pavilion with overhead heaters

Caesarstone induction kitchen with De Dietrich self-cleaning oven and dishwasher
Fabulous parent's retreat with large walk-in robe and luxurious ensuite bathroom
Spacious bedrooms with built-ins, large study, sumptuous contemporary bathrooms
Separate versatile studio or home office with private access overlooks the pool
Fully enclosed landscaped gardens and level lawns are child and pet friendly
Dual street frontages, resort-like gas heated pool & spa with feature coloured lighting
Bright and spacious single level design, timber and tiled flooring plus skylights
Lock-up garage plus two car spaces, handy to schools, village shops and beaches
Underfloor heating and overhead ceiling fans

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Property History for 100 Macmillan St, Seaforth, NSW 2092

A timeline of how this property has performed in the market
  • 05 Jun 2021
    Listed for Sale $2,750,000
  • 20 May 2020
    Listed for Sale For Sale $2,100,000
  • 16 Nov 2017
    Listed for Sale For Sale $2,295,000
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About Seaforth 2092

The size of Seaforth is approximately 3.0 square kilometres. It has 15 parks covering nearly 17.5% of 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 2,811 properties. Over the last 5 years, Houses in Seaforth have seen a 36.65% increase in median value, while Units have seen a 29.33% increase. As at 31 December 2025:

  • The median value for Houses in Seaforth is $3,748,747 while the median value for Units is $2,020,904.
  • Houses have a median rent of $1,700 while Units have a median rent of $1,100.
There are currently 11 properties listed for sale, and 6 properties listed for rent in Seaforth on OnTheHouse. According to Cotality's data, 113 properties were sold in the past 12 months in Seaforth.

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Cotality Copyright and Legal Disclaimers about Property Data

© Copyright 2026. RP Data Pty Ltd trading as Cotality (Cotality). All rights reserved. No reproduction, distribution, or transmission of the copyrighted materials is permitted. The information is deemed reliable but not guaranteed.

Disclaimer
The Cotality Data provided in this publication is of a general nature and should not be construed as specific advice or relied upon in lieu of appropriate professional advice.

While Cotality uses commercially reasonable efforts to ensure the Cotality Data is current, Cotality does not warrant the accuracy, currency or completeness of the Cotality Data and to the full extent permitted by law excludes all loss or damage howsoever arising (including through negligence) in connection with the Cotality Data.

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