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Suburb profile

Castlecrag NSW 2068

Castlecrag is located in the North Shore and Hornsby region of New South Wales, postcode 2068. It has 1,236 properties across 31 streets, almost all houses. Explore every street in Castlecrag, its property history, homes for sale and rent, who lives there, and the local agents.

About Castlecrag

Castlecrag, NSW 2068, sits in the North Shore and Hornsby region and neighbours Middle Cove, Northbridge, Willoughby and Willoughby East. Its 31 streets hold 1,236 properties, 1,162 of them houses and 74 units.

Census figures are for the Castle Cove - Northbridge area. It had 13,440 residents, a median age of 45 and an average household of 2.9 people. Median household income was $3,987 a week, the median mortgage repayment $4,333 a month and the median rent $850 a week. Of 4,410 dwellings, 3,721 were separate houses, 216 semi-detached, 456 flats and 13 other; 2,124 were owned outright, 1,486 owned with a mortgage and 663 rented.

Updated October 2026

Who lives in Castlecrag

  • 13,440Peoplelive in the area
  • 45Median ageyears
  • $3,987Median household incomea week
  • $850Median renta week

Homes by type

  • Houses3,721
  • Townhouses and semis216
  • Flats and apartments456
  • Other13

Household

  • Median mortgage repayment$4,333a month
  • Household size2.9people on average

How homes are held

Owned outright 2,124Owned with a mortgage 1,486Rented 663Other 137

Properties in Castlecrag

Schools in Castlecrag

  • Glenaeon Rudolf Steiner School, Castlecrag

    IndependentPrimary

Agencies that specialise in Castlecrag

Streets in Castlecrag

  1. Charles Street25 properties
  2. Cheyne Walk22 properties
  3. Eastern Valley Way57 properties
  4. Edinburgh Road278 properties
  5. Edith Street10 properties
  6. Knight Place11 properties
  7. Lincoln Avenue17 properties
  8. Linden Way52 properties
  9. Morotai Crescent28 properties
  10. Raeburn Avenue47 properties
  11. Rockley Street15 properties
  12. Rutland Avenue32 properties
  13. Sortie Port8 properties
  14. Sugarloaf Crescent95 properties
  15. Sunnyside Crescent79 properties
  16. The Barbette15 properties
  17. The Barbican7 properties
  18. The Barricade9 properties
  19. The Bartizan3 properties
  20. The Bastion24 properties
  21. The Battlement41 properties
  22. The Bulwark124 properties
  23. The Citadel14 properties
  24. The High Tor15 properties
  25. The Parapet40 properties
  26. The Postern25 properties
  27. The Rampart47 properties
  28. The Redoubt9 properties
  29. The Scarp39 properties
  30. The Tor Walk47 properties
  31. Tower Reserve1 property

Neighbouring suburbs

Addresses and streets incorporate or were developed using G-NAF © Geoscape Australia, licensed by the Commonwealth of Australia under the Open Geo-coded National Address File (G-NAF) End User Licence Agreement.

Population and housing figures are drawn from the Australian Bureau of Statistics, Census of Population and Housing 2021, licensed under Creative Commons Attribution 4.0 International.

School details © Australian Curriculum, Assessment and Reporting Authority (ACARA), from the Australian Schools List, licensed under Creative Commons Attribution 4.0 International and modified. ACARA does not endorse Listd.

Area summaries are generated from the national address file and ABS Census data, and checked against those figures before publication.