Electoral district of Castle Hill

Castle Hill is an electoral district of New South Wales. It was created in 2007.

Castle Hill New South Wales—Legislative Assembly
Interactive map of district boundaries from the 2023 state election
State	New South Wales
Created	2007
MP	Mark Hodges
Party	Liberal
Namesake	Castle Hill
Electors	58,240 (2019)
Area	99.95 km2 (38.6 sq mi)
Demographic	Inner metropolitan
Electorates around Castle Hill: Hawkesbury Hawkesbury Hornsby Kellyville Castle Hill Hornsby Winston Hills Winston Hills Epping Epping

It is a conservative electorate that has only ever been held by the Liberal Party.

Castle Hill is in the Hills District of Sydney, which in terms of voting is the most conservative (Liberal-leaning) part of any Australian capital city.

Election results

2023 New South Wales state election: Castle Hill
Party		Candidate	Votes	%	±%
	Liberal	Mark Hodges	27,085	50.7	−13.4
	Labor	Tina Cartwright	15,159	28.4	+8.3
	Greens	Tina Kordrostami	4,786	9.0	+0.5
	Liberal Democrats	My Trinh	3,642	6.8	+6.8
	Sustainable Australia	Eric Claus	1,403	2.6	−0.5
	Independent	Nathan Organ	1,352	2.5	+2.5
Total formal votes			53,427	97.6	+0.1
Informal votes			1,300	2.4	−0.1
Turnout			54,727	90.6	−1.5
Two-party-preferred result
	Liberal	Mark Hodges	29,223	60.9	−11.5
	Labor	Tina Cartwright	18,760	39.1	+11.5
	Liberal hold		Swing	−11.5