Kellyville, NSW 2155 — Suburb Profile
Last reviewed: · By Knowburb Research Team
In short
Kellyville is a residential suburb in Sydney's Hills District, 36 km north-west of the CBD, in The Hills Shire and known for a mix of older village homes and newer housing estates around shopping centres like Kellyville Village. It has a young family-oriented population with median age 38 and high proportion of children. Housing is predominantly detached family homes with median sale price around $1.95 million.
Snapshot
Demographics
- Population
- 27,011
- Median age
- 38 years
- Median household income
- $3,044 /week
- Median personal income
- $1,049 /week
- Median family income
- $3,122 /week
- Average household size
- 3.3
- Persons per bedroom
- 0.8
- 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
- $950 /week
- Median monthly mortgage
- $3,000
- Median house price
- $1,950,000
- Rent share of household income
- 31%
Schools
- Kellyville Public School
- Kellyville High School
- William Clarke College
Transport
- Sydney Metro Northwest Line — Kellyville Metro Station
- North-West T-Way
- Windsor Road
Lifestyle & amenities
Family-focused suburb with couples and children predominant, diverse backgrounds including Australian, Indian and Chinese-born residents. Local hubs include Kellyville Village shopping centre and Bernie Mullane Sporting Complex.
- 4 cafés
- 20 restaurants
- 44 parks and reserves
- 2 gyms and fitness centres
- 2 supermarkets
- 17 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), 29.5 km away
NBN & connectivity
Fibre to the Premises serves 73.5% of the 9,835 resolvable premises in Kellyville. Most premises here have a fibre cable running directly into the property — the fastest and most reliable NBN option, with plans available up to NBN 1000.
- Fibre to the Premises: 73.5%
- Fibre to the Node: 26.5%
Safety
- Recorded offences: 1,812 across postcode 2155 in the year to Dec 2025 (stable on the prior year).
- Most common categories: 584 theft, 539 violent offences, 191 property damage.
Frequently asked questions
What is the population of Kellyville?
Kellyville (NSW 2155) had 27,011 residents at the most recent ABS Census. The median age is 38. It sits within the The Hills Shire local government area.
What is the median rent in Kellyville?
The median advertised rent in Kellyville is $950/week, based on SQM Research listings data. Rents vary by property type, bedrooms and condition.
Are there schools in Kellyville?
Yes — 3 schools are listed within or near Kellyville. Nearest include: Kellyville Public School, Kellyville High School, William Clarke College. School data sourced from ACARA and state education departments.
What NBN technology is available in Kellyville?
Kellyville is predominantly served by Fibre to the Premises (73.5% of premises). Coverage data is sourced from the NBN upgrade map aggregated from NBN Co address checks.
How safe is Kellyville?
Across postcode 2155, 1,812 offences were recorded in the 12 months to Dec 2025. The most common offence categories were theft (584), violent (539), property damage (191). 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 Kellyville?
In Kellyville, 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 (29.5 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: