Postcode 2100
Brookvale, Allambie Heights, Beacon Hill, North Manly, Oxford Falls · NSW
Whole postcode 13,440 addresses · 22,256 people
Share of the postcode's people (Census 2021) in each area.
| Federal electorate (2025) | Warringah Mackellar |
|---|---|
| State/territory electorate (2025) | Wakehurst Manly |
| Local government area (2025) | Northern Beaches |
| Statistical Area 2 (2026) | Beacon Hill - Narraweena Manly Vale - Allambie Heights Freshwater - Brookvale Cromer Frenchs Forest - Oxford Falls Dee Why - North |
| Statistical Area 3 (2026) | Warringah |
| Statistical Area 4 (2026) | Sydney - Northern Beaches |
| Greater capital city area (2026) | Greater Sydney |
| Remoteness area (2021) | Major Cities of Australia |
| ABS postal area (2021) | 2100 2099 2096 2086 2093 |
Suburbs and localities
Brookvale 5,931 addresses · 3,484 people
Coordinates: -33.76375, 151.27041
| Federal electorate (2025) | Warringah Mackellar |
|---|---|
| State/territory electorate (2025) | Wakehurst Manly |
| Local government area (2025) | Northern Beaches |
| Statistical Area 2 (2026) | Freshwater - Brookvale Manly Vale - Allambie Heights Dee Why - North Beacon Hill - Narraweena |
| Statistical Area 3 (2026) | Warringah |
| Statistical Area 4 (2026) | Sydney - Northern Beaches |
| Greater capital city area (2026) | Greater Sydney |
| Remoteness area (2021) | Major Cities of Australia |
| ABS suburb/locality (2021) | Brookvale Allambie Heights Beacon Hill Dee Why |
| ABS postal area (2021) | 2100 2099 |
Allambie Heights 3,136 addresses · 7,274 people
Coordinates: -33.76719, 151.25409
| Federal electorate (2025) | Warringah |
|---|---|
| State/territory electorate (2025) | Wakehurst Manly |
| Local government area (2025) | Northern Beaches |
| Statistical Area 2 (2026) | Manly Vale - Allambie Heights Frenchs Forest - Oxford Falls Freshwater - Brookvale |
| Statistical Area 3 (2026) | Warringah |
| Statistical Area 4 (2026) | Sydney - Northern Beaches |
| Greater capital city area (2026) | Greater Sydney |
| Remoteness area (2021) | Major Cities of Australia |
| ABS suburb/locality (2021) | Allambie Heights Frenchs Forest Brookvale Manly Vale |
| ABS postal area (2021) | 2100 2086 2093 |
Beacon Hill 2,738 addresses · 7,880 people
Coordinates: -33.75298, 151.25887
| Federal electorate (2025) | Mackellar Warringah |
|---|---|
| State/territory electorate (2025) | Wakehurst |
| Local government area (2025) | Northern Beaches |
| Statistical Area 2 (2026) | Beacon Hill - Narraweena Cromer Freshwater - Brookvale Frenchs Forest - Oxford Falls |
| Statistical Area 3 (2026) | Warringah |
| Statistical Area 4 (2026) | Sydney - Northern Beaches |
| Greater capital city area (2026) | Greater Sydney |
| Remoteness area (2021) | Major Cities of Australia |
| ABS suburb/locality (2021) | Beacon Hill Narraweena Frenchs Forest |
| ABS postal area (2021) | 2100 2099 2086 |
North Manly 1,334 addresses · 3,348 people
Coordinates: -33.77372, 151.27369
| Federal electorate (2025) | Warringah |
|---|---|
| State/territory electorate (2025) | Manly |
| Local government area (2025) | Northern Beaches |
| Statistical Area 2 (2026) | Freshwater - Brookvale |
| Statistical Area 3 (2026) | Warringah |
| Statistical Area 4 (2026) | Sydney - Northern Beaches |
| Greater capital city area (2026) | Greater Sydney |
| Remoteness area (2021) | Major Cities of Australia |
| ABS suburb/locality (2021) | North Manly Freshwater (NSW) Queenscliff (NSW) Manly Vale Brookvale |
| ABS postal area (2021) | 2100 2096 2093 |
Oxford Falls 301 addresses · 270 people
Coordinates: -33.73551, 151.24941
| Federal electorate (2025) | Mackellar |
|---|---|
| State/territory electorate (2025) | Wakehurst |
| Local government area (2025) | Northern Beaches |
| Statistical Area 2 (2026) | Frenchs Forest - Oxford Falls Cromer |
| Statistical Area 3 (2026) | Warringah |
| Statistical Area 4 (2026) | Sydney - Northern Beaches |
| Greater capital city area (2026) | Greater Sydney |
| Remoteness area (2021) | Major Cities of Australia |
| ABS suburb/locality (2021) | Oxford Falls Frenchs Forest Beacon Hill |
| ABS postal area (2021) | 2099 2100 |
Areas are assigned from the location of every address in the postcode, so a postcode that straddles a boundary shows each area with its share. People and dwellings are Census 2021 counts, apportioned to addresses within each mesh block; "—" means an area with no residents. About the data.