Thornleigh
NSW 2120 • Greater Sydney
About Thornleigh
Thornleigh is a welcoming, community-oriented suburb in New South Wales, located within the Hornsby (Area) area. With a population of 8,898 and a median income of $53,300, the suburb attracts a diverse mix of families, young professionals, and long-term residents. Covering 3.87 km² at an elevation of 167m, it offers a comfortable living environment in the Greater Sydney.
As part of Greater Sydney, residents benefit from excellent transport links, diverse dining options, and proximity to employment hubs. The suburb features local shops, parks, and community spaces that create a vibrant neighbourhood atmosphere. Thornleigh delivers the convenience of city living with its own distinct local character.
Thornleigh falls under postcode 2120 and is governed by Hornsby Council (LGA). For state elections, residents vote in the Wahroonga electorate.
Location
Supermarkets Nearby
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Woolworths261 Pennant Hills Road Thornleigh 2120 NSW -
ALDI275 - 291 Pennant Hills Road, Thornleigh NSW 2120
Schools
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449c Pennant Hills Road
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Pennant Hills High School ICSEA 1109Laurence St
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Normanhurst West Public School ICSEA 1136Dartford Rd
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Pennant Hills Public School ICSEA 1143Ramsay & Weemala Rds
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7 Trebor Road
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Thornleigh West Public School ICSEA 1142Giblett Ave
Housing Costs 2021 Census
Demographics
Population Growth
Gender Distribution (Census 2021)
Income Comparison
Country of Birth 2021 Census
Top Countries of Birth (excl. Australia)
- 1. China 572
- 2. India 326
- 3. England 308
- 4. South Korea 186
- 5. Philippines 166
- 6. Hong Kong 130
- 7. New Zealand 129
- 8. Iran 119
- 9. Lebanon 105
- 10. South Africa 97
- 11. Sri Lanka 96
- 12. Malaysia 90
- 13. United States 61
- 14. Singapore 46
- 15. Germany 39
Ancestry 2021 Census
Top ancestries reported (people may report up to two)