Collaroy is 22 kilometres north-east of the Sydney central business district, in the local government area of Northern Beaches Council.

This area was originally part of Narrabeen but was renamed after the S.S. Collaroy ran aground on the beach in 1881.

Collaroy is home to one of the Salvation Army's largest conference and outdoor education centres in the area.

The centre caters for many conferences of the Salvation Army as well as other churches, schools, community groups and businesses.

[8] Collaroy's public transport consists of buses operated by Keolis Downer Northern Beaches south through to the CBD, Manly, North Sydney (peak hour services only), and north to the suburbs from Narrabeen to Palm Beach.

The seat is currently held by Independent politician Sophie Scamps, who defeated Jason Falinski of the Liberal Party at the 2022 Australian federal election.

[9] Collaroy/Narrabeen is frequented by diverse bird and aquatic animal life including Sea Eagles, Pelicans, Terns, Ducks, Yellow-crested Cockatoo.