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Old Castle Hill Rd, Castle Hill NSW 2154

Street

Street Summary

Old Castle Hill Rd, Castle Hill NSW 2154 sits above the suburb's house median. This street carries collector-road traffic with a 50km/h limit. 13.6% of residences are houses and 82.3% are apartments. 9 homes sit above the street; 70 homes sit level with the street; 34 homes sit below the street. One home is heritage-listed. The large apartment project at 55 Old Castle Hill Rd contains 962 lots across 7 levels.


PART 1
Street Profile

Property Type Mix

The mix of houses and apartments (units) that make up the Old Castle Hill Rd, Castle Hill NSW 2154 property market.

Houses vs Apartments1252 total lots
13.6%
82.3%
4.1%
Houses (13.6%)
Apartments (82.3%)
Townhouses/Villas/Unclassified (4.1%)

Street Class & Speed Limit

The road classification and posted speed limit along Old Castle Hill Rd, Castle Hill NSW 2154. Road class and speed limit can each vary from section to section; the dominant setting along the street is shown here.

Dominant road class & speed limitCOLLECTOR ROAD · 50 km/h98.9% of properties front this section

PART 2
Houses

"Houses" in this report includes detached houses, duplexes, and terraces.

Land Topography

How house lots on Old Castle Hill Rd, Castle Hill NSW 2154 sit relative to street level — topography that affects drainage, flood risk, privacy, and build cost. Statistics are calculated from properties with available data.

High-side vs low-side house lots
High-sideFlatLow-side
9 lots
70 lots
34 lots
High-side (1m above)
Flat
Low-side (1m below)

Risks &Overlays

See which key planning overlays and environmental risks affect this street before you buy.

Heritage
1 houses affected
Bushfire
0 houses affected
Flood
0 houses affected
High voltage power line
0 houses affected

Street Sales - Houses

Actual house sales on Old Castle Hill Rd, Castle Hill NSW 2154 over the past 5 years, plotted against the Castle Hill NSW 2154 median house price trend over the same period.

Street sales vs suburb median
Street SalesSuburb Median Price
$0$25.0M$50.0M$75.0M$100.0MSept 21May 23Jan 25Sept 26$2.1M · 2022$2.3M · 2023$2.5M · 2024$2.5M · 2025$2.5M · 2026$5.5M · 2025-04-24 · 154 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2.8M · 2025-06-04 · 16 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$3.2M · 2021-09-10 · 24 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$54.3M · 2024-01-18 · 24 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$54.3M · 2024-01-18 · 26A OLD CASTLE HILL RD, CASTLE HILL NSW 2154$54.3M · 2024-01-18 · 26 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$54.3M · 2024-01-18 · 28 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$54.3M · 2024-01-18 · 30 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2.1M · 2025-08-03 · 40 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2.9M · 2024-01-27 · 148 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2.5M · 2022-10-05 · 38 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$1.9M · 2025-10-28 · 40A OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2.4M · 2024-10-25 · 74 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2.4M · 2022-06-08 · 75 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2.5M · 2025-07-14 · 98 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2.3M · 2026-03-07 · 88 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2.3M · 2025-06-28 · 93 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2M · 2023-12-09 · 101 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2.5M · 2024-08-17 · 114 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$1.8M · 2025-11-24 · 122A OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2.3M · 2021-09-25 · 128 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2.8M · 2022-02-27 · 150 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2.1M · 2023-12-09 · 106 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2.1M · 2023-06-03 · 141 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2.2M · 2022-05-06 · 137 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2.1M · 2023-10-24 · 143 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$1.7M · 2022-05-06 · 117 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$1.7M · 2021-09-10 · 127 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2.2M · 2022-11-11 · 159 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$2.6M · 2022-09-10 · 115D OLD CASTLE HILL RD, CASTLE HILL NSW 2154
Street price+5%vs suburb median
Turnover rate17.6%Past 5 years

PART 3
Apartments

Street Sales - Apartments

Actual apartment (unit) sales on Old Castle Hill Rd, Castle Hill NSW 2154 over the past 5 years, plotted against the Castle Hill NSW 2154 median apartment price trend over the same period.

Street sales vs suburb median
Street SalesSuburb Median Price
$0$500k$1.0M$1.5M$2.0MSept 21May 23Jan 25Sept 26$880k · 2022$930k · 2023$930k · 2024$961k · 2025$973k · 2026$925k · 2024-05-24 · 11/6 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$720k · 2022-11-28 · 13/8 OLD CASTLE HILL RD, CASTLE HILL NSW 2154$1.1M · 2025-09-24 · 3/6 OLD CASTLE HILL RD, CASTLE HILL NSW 2154
Apartment sales1Past 12 months
Turnover rate0.3%Past 5 years

Largest Apartment Projects

The largest apartment projects on Old Castle Hill Rd, Castle Hill NSW 2154, ranked by number of lots.

1
55 OLD CASTLE HILL RD, CASTLE HILL NSW 2154Large project (100+ lots)
2
12 OLD CASTLE HILL RD, CASTLE HILL NSW 2154Small-Medium project (20-50 lots)
3
6 OLD CASTLE HILL RD, CASTLE HILL NSW 2154Small-Medium project (20-50 lots)

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Living in Old Castle Hill Rd, Castle Hill NSW 2154 : Street Profile & FAQs

Common questions about living on and buying property on Old Castle Hill Rd, Castle Hill NSW 2154 — lifestyle, transport, and the local housing market.

Note: Data is sourced from the Australian Bureau of Statistics (ABS) 2021 Census data and knest.ai internal statistical data.

Is Old Castle Hill Rd an expensive or affordable street relative to Castle Hill?

House prices on Old Castle Hill Rd sit 4.77% above the Castle Hill suburb house median.

What are the risk and overlay factors on Old Castle Hill Rd?

There are no bushfire or flood overlay risks on Old Castle Hill Rd, and no properties require a flood check. One property has a heritage listing, which typically means renovations or exterior changes may require additional council approval. 170 properties fall under other flood classifications, meaning no flood risk has been identified or the property has not been mapped. There are no high-voltage powerline risks.

Are properties on Old Castle Hill Rd mostly on high, level or low ground?

9 homes sit above the street; 70 homes sit level with the street; 34 homes sit below the street. Different site heights relative to the street can influence site characteristics, so buyers should assess the specific property rather than relying on the street average.

What type of road is Old Castle Hill Rd?

Old Castle Hill Rd is a collector road with a 50 km/h speed limit. 98.9% of the residential stock fronts this dominant road section. Collector roads generally connect local streets with larger roads, which may mean slightly more through traffic than a local residential street.

Is Old Castle Hill Rd mostly houses or apartments?

Old Castle Hill Rd has 1252 residential properties. Houses make up 13.6% of the street, while apartments make up 82.3%. The street is predominantly apartments.

What are the major apartment developments on Old Castle Hill Rd?

The major apartment developments on Old Castle Hill Rd are 55 Old Castle Hill Rd with 962 lots across 7 levels, 12 Old Castle Hill Rd with 37 lots across 2 levels, and 6 Old Castle Hill Rd with 25 lots across 2 levels built in 1982. These developments contribute to the street's higher-density residential character.

How many properties have sold on Old Castle Hill Rd?

4 houses and 1 apartment have sold in the past 12 months. The 5-year turnover rate is 17.6% for houses and 0.3% for apartments. Turnover measures the proportion of properties that changed ownership during the past five years.

Is Old Castle Hill Rd a good street to buy property on?

Old Castle Hill Rd is a collector road with a 50 km/h speed limit and 98.9% of the residential stock fronting it. It is predominantly apartments, with 82.3% of the 1252 residential properties being units. House prices sit 4.77% above the Castle Hill suburb house median. One property has a heritage listing, and 170 properties fall under other flood classifications where no flood risk has been identified or the property has not been mapped. Buyers looking for detached houses, apartment buyers, and those comfortable with a collector road may find this street aligned with their needs.