Seaforth Community

The suburb of Seaforth has an approximate area of 3.1 km².

It is surrounded by the suburbs of Allambie Heights, Balgowlah, Clontarf, Killarney Heights, Middle Harbour and North Balgowlah.

It is within the council of Northern Beaches.

It is within the state electorate of Manly.

It is within the federal electorate of Warringah.