Baulkham Hills, NSW 2153 — Suburb Profile
Last reviewed: · By Knowburb Research Team
In short
Baulkham Hills is an established suburb in Sydney's Hills District, 30km north-west of the CBD, mostly within The Hills Shire and featuring Grove Square shopping centre and Baulkham Hills Junction. It attracts families due to strong school catchments and high household incomes. Housing is dominated by detached family homes with median prices over $2 million.
Snapshot
Demographics
- Population
- 37,415
- Median age
- 39 years
- Median household income
- $2,474 /week
- Median personal income
- $973 /week
- Median family income
- $2,748 /week
- Average household size
- 3.0
- Persons per bedroom
- 0.9
- Local government area
- The Hills Shire
- Statistical region (SA4)
- Sydney - Baulkham Hills and Hawkesbury
- Remoteness classification
- Major Cities of Australia
- Federal electorate
- Mitchell
Property & cost of living
- Median rent
- $825 /week
- Median monthly mortgage
- $2,600
- Median house price
- $2,000,000
- Rent share of household income
- 33%
Schools
- Baulkham Hills High School
- Matthew Pearce Public School
- Crestwood High School
Transport
- Sydney Metro M1 — Castle Hill Station
- Bus 610X to Sydney CBD
- M2 Hills Motorway
Lifestyle & amenities
Family-oriented suburb in The Hills District with a population of 37,000 and average age 39. Home to high-performing schools including selective Baulkham Hills High School; local hubs include Grove Square shopping centre and Bidjigal Reserve.
- 6 cafés
- 27 restaurants
- 1 pub or bar
- 39 parks and reserves
- 4 gyms and fitness centres
- 2 supermarkets
- 22 playgrounds
Climate
- Warmest month: Jan (26.0°C avg max)
- Coolest month: Jul (16.4°C avg max)
- Annual rainfall: 1211 mm
- Reference station: Sydney (Observatory Hill), 27.5 km away
NBN & connectivity
Hybrid Fibre-Coaxial serves 61.2% of the 11,153 resolvable premises in Baulkham Hills. Most premises here use the existing pay-TV coaxial cable, upgraded for NBN. Plans up to NBN 1000 are typically available.
- Fibre to the Premises: 19.8%
- Fibre to the Curb: 13.2%
- Fibre to the Building: 5.7%
- Hybrid Fibre-Coaxial: 61.2%
- Fibre to the Node: 0.1%
Safety
- Recorded offences: 1,294 across postcode 2153 in the year to Dec 2025 (stable on the prior year).
- Most common categories: 392 theft, 356 violent offences, 142 property damage.
Frequently asked questions
What is the population of Baulkham Hills?
Baulkham Hills (NSW 2153) had 37,415 residents at the most recent ABS Census. The median age is 39. It sits within the The Hills Shire local government area.
What is the median rent in Baulkham Hills?
The median advertised rent in Baulkham Hills is $825/week, based on SQM Research listings data. Rents vary by property type, bedrooms and condition.
Are there schools in Baulkham Hills?
Yes — 3 schools are listed within or near Baulkham Hills. Nearest include: Baulkham Hills High School, Matthew Pearce Public School, Crestwood High School. School data sourced from ACARA and state education departments.
What NBN technology is available in Baulkham Hills?
Baulkham Hills is predominantly served by Hybrid Fibre Coaxial (61.2% of premises). Coverage data is sourced from the NBN upgrade map aggregated from NBN Co address checks.
How safe is Baulkham Hills?
Across postcode 2153, 1,294 offences were recorded in the 12 months to Dec 2025. The most common offence categories were theft (392), violent (356), property damage (142). Crime statistics are recorded by area (postcode or LGA), not by individual suburb. Data sourced from each state's crime statistics agency.
What is the climate like in Baulkham Hills?
In Baulkham Hills, mean daily temperatures range from 13.8°C to 21.8°C and annual rainfall is 1,211 mm measured at the Sydney (Observatory Hill) weather station (27.5 km away). Long-term averages from the Bureau of Meteorology.
Sources & methodology
Demographics from ABS Census. Property data from SQM Research. Climate from Bureau of Meteorology. Schools from ACARA. NBN from NBN Co. Amenities from OpenStreetMap. See full methodology.
Additional sources for this profile: