17-23 HEYDON STREET MOSMAN
AT A GLANCE
31
total lots in this scheme
Managed by Strata Choice Pty Ltd. Located in Mosman, NSW. 816 other strata plans nearby
Lots
31
Year built
1986
Last report
—
Boundary sourced from NSW Spatial Services (StrataHub).
Sales History
Recent Sales
| Date | Unit | Price |
|---|---|---|
| 24 Sept 2025 | Lot 29 | $1,450,000 |
| 4 June 2025 | Lot 17 | $1,300,000 |
| 19 Oct 2021 | Lot 10 | $900,000 |
| 9 Oct 2021 | Lot 3 | $1,050,000 |
| 6 Sept 2007 | Lot 19 | $640,000 |
| 8 June 2007 | Lot 6 | $630,000 |
| 30 Apr 2007 | Lot 29 | $615,000 |
| 28 Jan 2005 | Lot 23 | $635,000 |
| 28 Nov 2003 | Lot 8 | $510,000 |
| 24 Sept 2003 | Lot 12 | $405,000 |
11 sales total
Source: NSW Valuer General. Prices are as reported in settlement data and may not reflect current market values. Sales marked “Price withheld” are excluded from price calculations.
Development History
Original Construction · 34 dwellings
Estimated cost: $28.2M · Assessed by Mosman Municipal Council
Development Application
DeterminedNearbyResidential flat building, Shop top housing, Mixed use development
PAN-210328
Development Application
DeterminedNearbyResidential flat building
PAN-290274
Development Application
DeterminedNearbyResidential flat building, Alterations and additions to residential development
PAN-104553
Looking for the builder or developer?
Search for the application number (e.g., PAN-210328) on the NSW Planning Portal Application Tracker to view the full DA details, including the applicant, builder, and principal certifier.
Source: NSW Planning Portal Open Data API (2019+). Earlier development applications may not be available. Items marked "Nearby" were matched by location proximity (within 100m) rather than direct plan number reference.
Crime Statistics
These statistics cover the entire Mosman local government area, not this specific property.
Crime rates in Mosman LGA are significantly lower than the NSW state average. (Oct 2024 - Sep 2025)
Source: NSW Bureau of Crime Statistics and Research (BOCSAR). Rates are per 100,000 population. Rank is out of 119 LGAs (1 = highest rate).
BUILDING BASICS
- Lots
- 31
- Residential
- 31
- Year built
- 1986
- LGA
- MOSMAN