Suburb profile
Castle Rock NSW 2333
Castle Rock is located in the Hunter Valley region of New South Wales, postcode 2333. It has 74 properties across 6 streets, almost all houses. Explore every street in Castle Rock, its property history, homes for sale and rent, who lives there, and the local agents.
About Castle Rock
Castle Rock, NSW 2333, sits in the Hunter Valley region and neighbours Wybong, Dartbrook, Kayuga and Mangoola. Its 6 streets hold 74 properties, all of them houses.
Census figures are for Muswellbrook Surrounds, which covers the whole suburb. At the 2021 Census the area had 4,083 residents, a median age of 42 and an average household of 2.5 people. Median household income was $1,741 a week, the median mortgage repayment $1,733 a month and the median rent $280 a week. Of 1,459 dwellings, 1,332 were separate houses, 75 semi-detached, 29 flats and 13 other; 513 were owned outright, 501 owned with a mortgage and 325 rented.
Updated October 2026
Who lives in Castle Rock
- 4,083Peoplelive in the area
- 42Median ageyears
- $1,741Median household incomea week
- $280Median renta week
Homes by type
- Houses1,332
- Townhouses and semis75
- Flats and apartments29
- Other13
Household
- Median mortgage repayment$1,733a month
- Household size2.5people on average
How homes are held
Streets in Castle Rock
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.
Area summaries are generated from the national address file and ABS Census data, and checked against those figures before publication.