Wahroonga
| Wahroonga Sydney, New South Wales | |||||||||||||||
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Railway Avenue | |||||||||||||||
| Population | 13,104 (ERP 2023) | ||||||||||||||
| • Density | 1,620/km2 (4,200/sq mi) | ||||||||||||||
| Established | 1822 | ||||||||||||||
| Postcode(s) | 2076 | ||||||||||||||
| Elevation | 202 m (663 ft) | ||||||||||||||
| Area | 8.09 square kilometres (3.12 sq mi) | ||||||||||||||
| Location | 18 km (11 mi) north-west of Sydney CBD | ||||||||||||||
| LGA(s) | Ku-ring-gai Council Hornsby Shire | ||||||||||||||
| State electorate(s) | Wahroonga | ||||||||||||||
| Federal division(s) | Bradfield (Ku-ring-gai Berowra (Hornsby) | ||||||||||||||
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Wahroonga is a suburb on the Upper North Shore of Sydney, in the state of New South Wales, Australia, 18 kilometres north-west of the Sydney central business district, in the local government areas of Ku-ring-gai Council and Hornsby Shire. North Wahroonga is an adjacent separate suburb of the same postcode.