This is a list of electoral district results for the 1973 New South Wales state election.
The sitting member was Harry Jago who failed to nominate in time.
The sitting member was Keith O'Connell (Labor) however the 1973 redistribution made Gosford a notional Liberal seat and O'Connell successfully contested the new seat of Peats.
Heffron was a new seat with a notional Labor majority.
Ku-ring-gai was a new seat with a notional Liberal majority.
The sitting member was Ron Mulock (Labor) however the 1973 redistribution made Gosford a notional Liberal seat and Mulock successfully contested the new seat of Penrith.
Peats was a new seat with a notional Labor majority.
Penrith was a new seat with a notional Labor majority.
Pittwater was a new seat with a notional Liberal majority.
The sitting member Jack Beale resigned from Parliament in October 1973.