Back 5/21 Mosman St
Off Market

5/21 Mosman St

Mosman NSW 2088

3
1
1
105 m²
Apartment
Edwina CarrollEdwina Carroll, last sold this property on 10 April 2026 after 35 days on market.

Overview

Expansive Art Deco apartment with Mosman Bay Views

On the top floor of 'Windemere' this substantial (105sqm) semi-like apartment captures the essence of old-world glamour in a location that is highly aspirational. One of only 6 in this superb Art-Deco block, it extends across half a floor, with windows on three sides and sparkling Mosman Bay, North Sydney and Bridge views from its front. Well presented interiors benefit from high ceilings and excellent scale, highlighted in the large loungeroom, the separate dining room and the king-sized master with an adjoining study/3rd bedroom. Secure an outstanding slice of Mosman with excellent potential to add value, a stroll to the bus, Mosman Bay ferry wharf, Reid Park, close to Avenue Road and Village shops. * Boutique block of just 6, solid full brick construction * Art Deco charm, refreshed interiors with high ornate ceilings * Expansive formal loungeroom * Separate dining room * Neat and tidy gas kitchen * Rear balcony with access to the common garden area * Substantial master suite with robes and superb vistas * Adjoining large study room/3rd bedroom with robes and bay views * Modern bathroom * Lock up garage (15sqm) plus extra car space in front

Features

3 bedrooms
1 bathroom
1 carspace
105 m² floor area
Apartment

Estimated Value

Based on this property and similar 3 bedroom apartments sold in Mosman over the last 12 months, the estimated median property value of 5/21 Mosman St is $2.65m.

Median value
$2.65m
Estimated value range
$1.2m - $7.85m
Median days on market
31
Estimated value trend
-15%
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 5/21 Mosman St

2026
Sold
Undisclosed
Private Sale/Treaty on 10 Apr 2026 by Edwina Carroll, of P. Leahy Pty Ltd
2025
Rented
Undisclosed
Leased on 20 Oct 2025 by P. Leahy Pty Ltd
2020
Rented
Undisclosed
Leased on 13 Mar 2020 by CJ Hills Real Estate

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 3 bedroom apartments in Mosman

In the last 12 months, 55 three-bedroom apartments similar to 5/21 Mosman St, have been sold.

This represents a 18% increase in three-bedroom apartments sales when compared to the previous 12 months.

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