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Old Northern Rd, Castle Hill NSW 2154

Street

Street Summary

Old Northern Rd, Castle Hill NSW 2154 is an arterial road with a 60km/h limit. 6 homes sit above the street; 37 homes sit level with the street; 73 homes sit below the street. 11 homes are in a bushfire zone, 12 are heritage-listed, and 13 have high-voltage powerlines nearby. 18.2% of residences are houses and 57.2% are apartments. There are insufficient recent house sales to calculate a reliable comparison against the suburb, so buyers should compare recent sales of individual homes on the street against nearby comparable properties. Major developments include 299 Old Northern Rd, 2 Sherwin Ave, and 342 Old Northern Rd.


PART 1
Street Profile

Property Type Mix

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

Houses vs Apartments883 total lots
18.2%
57.2%
24.6%
Houses (18.2%)
Apartments (57.2%)
Townhouses/Villas/Unclassified (24.6%)

Street Class & Speed Limit

The road classification and posted speed limit along Old Northern 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 limitARTERIAL ROAD · 60 km/h97.7% 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 Northern 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
6 lots
37 lots
73 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
12 houses affected
Bushfire
11 houses affected
Flood
0 houses affected
High voltage power line
13 houses affected

Street Sales - Houses

Actual house sales on Old Northern 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$1.3M$2.5M$3.8M$5.0MSept 21May 23Jan 25Sept 26$2.1M · 2022$2.3M · 2023$2.5M · 2024$2.5M · 2025$2.5M · 2026$1.5M · 2024-06-05 · 1/298 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.8M · 2022-06-25 · 165A OLD NORTHERN RD, CASTLE HILL NSW 2154$1.8M · 2024-10-23 · 171A OLD NORTHERN RD, CASTLE HILL NSW 2154$1.6M · 2023-01-13 · 173 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.7M · 2023-12-12 · 173 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.8M · 2025-02-04 · 175B OLD NORTHERN RD, CASTLE HILL NSW 2154$1.9M · 2022-09-10 · 175E OLD NORTHERN RD, CASTLE HILL NSW 2154$1.7M · 2025-05-18 · 178A OLD NORTHERN RD, CASTLE HILL NSW 2154$575k · 2022-06-01 · 178B OLD NORTHERN RD, CASTLE HILL NSW 2154$2.5M · 2025-06-25 · 197 OLD NORTHERN RD, CASTLE HILL NSW 2154$2M · 2025-08-08 · 199 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.5M · 2023-04-07 · 167 OLD NORTHERN RD, CASTLE HILL NSW 2154$2.5M · 2025-08-21 · 185 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.5M · 2022-07-11 · 187A OLD NORTHERN RD, CASTLE HILL NSW 2154$1.5M · 2023-04-28 · 207 OLD NORTHERN RD, CASTLE HILL NSW 2154$2M · 2022-02-05 · 324 OLD NORTHERN RD, CASTLE HILL NSW 2154$3M · 2023-11-04 · 327 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.7M · 2022-12-27 · 381 OLD NORTHERN RD, CASTLE HILL NSW 2154$4M · 2022-05-17 · 386 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.4M · 2024-12-24 · 389 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.8M · 2023-03-17 · 5/174 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.9M · 2023-04-27 · 176A OLD NORTHERN RD, CASTLE HILL NSW 2154$1.4M · 2024-02-28 · 169A OLD NORTHERN RD, CASTLE HILL NSW 2154$1.6M · 2023-02-09 · 167A OLD NORTHERN RD, CASTLE HILL NSW 2154
Street price-54%vs suburb median
Turnover rate14.9%Past 5 years

PART 3
Apartments

Street Sales - Apartments

Actual apartment (unit) sales on Old Northern 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$1.3M$2.5M$3.8M$5.0MSept 21May 23Jan 25Sept 26$880k · 2022$930k · 2023$930k · 2024$961k · 2025$973k · 2026$820k · 2022-08-06 · 7/240 OLD NORTHERN RD, CASTLE HILL NSW 2154$900k · 2024-02-06 · 8/240 OLD NORTHERN RD, CASTLE HILL NSW 2154$885k · 2021-09-25 · 6/240 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.1M · 2022-10-13 · 10/342 OLD NORTHERN RD, CASTLE HILL NSW 2154$3.3M · 2025-06-27 · 11/342 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.3M · 2024-04-20 · 12/342 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.4M · 2024-08-01 · 13/342 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.1M · 2025-06-04 · 19/342 OLD NORTHERN RD, CASTLE HILL NSW 2154$1M · 2022-10-15 · 21/342 OLD NORTHERN RD, CASTLE HILL NSW 2154$938k · 2021-09-30 · 22/342 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.4M · 2024-03-23 · 25/342 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.3M · 2023-10-31 · 29/342 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.3M · 2025-04-22 · 2/342 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.1M · 2021-11-06 · 5/342 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.3M · 2025-11-07 · 6/342 OLD NORTHERN RD, CASTLE HILL NSW 2154$1M · 2025-09-03 · 13/240 OLD NORTHERN RD, CASTLE HILL NSW 2154$900k · 2023-11-22 · 417/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$790k · 2025-10-01 · 701/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$532k · 2024-05-16 · 1906/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$808k · 2025-04-02 · 1906/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$662k · 2026-02-12 · 220/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$350k · 2024-05-16 · 609/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$525k · 2024-05-16 · 1317/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$473k · 2024-05-16 · 606/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$441k · 2024-05-16 · 112/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$858k · 2024-12-18 · 112/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$529k · 2024-05-16 · 1802/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$645k · 2025-09-09 · 608/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$371k · 2024-05-16 · 1809/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$480k · 2025-05-01 · 715/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$557k · 2024-05-16 · 1808/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$875k · 2026-03-27 · 1808/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$406k · 2024-05-16 · 711/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$720k · 2025-08-28 · 1403/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$700k · 2025-03-05 · 223/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$710k · 2023-02-27 · 1204/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$760k · 2022-11-14 · 1905/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$360k · 2024-10-03 · 1214/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$43k · 2021-10-21 · 413/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$400k · 2022-04-04 · 1012/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$700k · 2024-02-27 · 1502/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$735k · 2025-08-30 · 1903/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$520k · 2022-09-01 · 1413/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$529k · 2024-05-16 · 1807/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$1.3M · 2021-10-23 · 1901/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$392k · 2024-05-16 · 1411/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$497k · 2024-05-16 · 1307/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$845k · 2025-06-18 · 1805/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$700k · 2025-05-24 · 214/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$348k · 2024-05-16 · 509/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$585k · 2025-07-04 · 509/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$630k · 2023-02-03 · 1712/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$362k · 2024-05-16 · 1308/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$750k · 2025-05-16 · 1709/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$378k · 2024-05-16 · 1806/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$725k · 2023-05-10 · 1310/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$504k · 2024-05-16 · 1107/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$725k · 2025-12-10 · 1212/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$700k · 2026-02-26 · 410/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$459k · 2024-05-16 · 208/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$694k · 2025-06-04 · 104/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$483k · 2024-05-16 · 908/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$364k · 2024-05-16 · 1218/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$508k · 2024-05-16 · 1604/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$850k · 2026-05-07 · 1604/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$810k · 2022-10-12 · 1011/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$364k · 2024-05-16 · 1408/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$504k · 2024-05-16 · 1117/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$368k · 2024-05-16 · 1611/301 OLD NORTHERN RD, CASTLE HILL NSW 2154$359k · 2024-05-16 · 1109/299 OLD NORTHERN RD, CASTLE HILL NSW 2154$620k · 2026-06-12 · 206/299 OLD NORTHERN RD, CASTLE HILL NSW 2154
Apartment sales12Past 12 months
Turnover rate14.1%Past 5 years

Largest Apartment Projects

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

1
299 OLD NORTHERN RD, CASTLE HILL NSW 2154Large project (100+ lots)
2
2 SHERWIN AVE, CASTLE HILL NSW 2154Small-Medium project (20-50 lots)
3
342 OLD NORTHERN RD, CASTLE HILL NSW 2154Small-Medium project (20-50 lots)

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

Common questions about living on and buying property on Old Northern 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 Northern Rd an expensive or affordable street relative to Castle Hill?

House prices on Old Northern Rd sit 53.98% below the Castle Hill suburb house median.

What are the risk and overlay factors on Old Northern Rd?

Eleven properties are in a bushfire zone, 12 are heritage-listed, and 13 sit near high-voltage powerlines. There are no properties in a flood overlay or recommended for a flood check, while 161 fall under other flood classifications, meaning no flood risk has been identified or they have not been mapped.

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

6 homes sit above the street; 37 homes sit level with the street; 73 homes sit below the street.

What type of road is Old Northern Rd?

Old Northern Rd is an arterial road with a 60 km/h speed limit, and 97.7% of residential properties front this section. Arterial roads generally carry more through traffic, which may influence noise levels for homes directly fronting the street.

Is Old Northern Rd mostly houses or apartments?

Old Northern Rd has 883 residential properties, with 57.2% being apartments and 18.2% being houses. This makes the street predominantly apartments.

What are the major apartment developments on Old Northern Rd?

The major apartment developments on Old Northern Rd are 299 Old Northern Rd (378 lots, 25 levels, built 2018), 2 Sherwin Ave (42 lots, 3 levels, built 2004), and 342 Old Northern Rd (30 lots, 2 levels, built 2004). These developments contribute to the street's higher-density residential character.

How many properties have sold on Old Northern Rd?

2 houses and 11 apartments sold in the past 12 months. The 5-year turnover rate is 16.8% for houses and 14.1% for apartments, representing the proportion of properties that changed ownership during the past five years.

Is Old Northern Rd a good street to buy property on?

Old Northern Rd is best suited for apartment buyers comfortable with an arterial road environment, given its 57.2% apartment mix and 60 km/h speed limit. It may also suit buyers seeking below-suburb median house prices, though only 18.2% of the street consists of houses. Buyers should weigh the 11 bushfire-zone and 13 high-voltage properties against the lack of flood risk.