Baulkham Hills vs Castle Hill — Suburb Comparison

📋 Overview

	Baulkham HillsView profile →	Castle HillView profile →
Postcode	2153	2154
LGA	The Hills Shire	The Hills Shire
Area	16.003 km²	18.81 km²
Elevation	93m	112m
Federal Electorate	Mitchell	Mitchell
State Electorate	Castle Hill	Castle Hill

🏷️ Character

Baulkham Hills

An established Hills suburb with a strong family community and excellent schools. Large blocks and a suburban feel attract families seeking space while remaining connected.

Education FocusFamily-FriendlyAffluentMetro Connected

Castle Hill

The heart of the Hills, with major shopping, dining, and Metro access. Its family focus, excellent schools, and community facilities make it the district's undisputed centre.

AffluentFamily-FriendlyMetro ConnectedPremium Shopping

👥 Population & Demographics

	Baulkham Hills	Castle Hill
Population (2021)	37,415	40,874
Median Age	39	42
Male	18,481 (49.4%)	19,747 (48.3%)
Female	18,938 (50.6%)	21,128 (51.7%)
Avg Household Size	3	3
Persons per Bedroom	0.9	0.8
Population Density	2,338/km²	2,173/km²

📊 Age Distribution

Baulkham Hills

Castle Hill

0-4

5.9%4.3%

5-14

15.8%14.5%

15-19

5.9%6.7%

20-24

4.9%5.8%

25-34

9.6%8.3%

35-44

17.5%14.2%

45-54

13.8%14.3%

55-64

10.4%12%

65-74

9%10.4%

75-84

5.3%6.2%

85+

1.9%3.4%

💰 Income & Housing Costs

	Baulkham Hills	Castle Hill
Personal Income (weekly)	$973	$931
Personal Income (annual)	$50,596	$48,412
Family Income (weekly)	$2,748	$2,858
Household Income (weekly)	$2,474	$2,551
Median Mortgage (monthly)	$2,600	$3,000
Median Rent (weekly)	$520	$560

🙏 Religion

	Baulkham Hills	Castle Hill
Christianity	47.9%	49.9%
No Religion	30.1%	30.0%
Hinduism	8.9%	6.2%
Islam	3.9%	3.9%
Buddhism	3.3%	3.7%
Sikhism	0.8%	0.8%
Judaism	0.1%	0.1%

🎓 Education Institution Attending

	Baulkham Hills	Castle Hill
Preschool	966	789
Primary	4,117	3,803
Secondary	2,786	3,558
TAFE / Vocational	866	814
University	1,861	2,397

🌍 Ancestry

	Baulkham Hills	Castle Hill
Australian	8,149 (21.8%)	7,924 (19.4%)
English	8,141 (21.8%)	8,746 (21.4%)
Chinese	6,566 (17.5%)	8,248 (20.2%)
Indian	3,656 (9.8%)	3,010 (7.4%)
Irish	2,703 (7.2%)	2,916 (7.1%)
Scottish	2,212 (5.9%)	2,378 (5.8%)
Italian	1,192 (3.2%)	1,631 (4.0%)
Korean	1,192 (3.2%)	1,448 (3.5%)
Lebanese	894 (2.4%)	816 (2.0%)
German	800 (2.1%)	962 (2.4%)
Filipino	678 (1.8%)	841 (2.1%)

✈️ Country of Birth

	Baulkham Hills	Castle Hill
Born in Australia	21,255 (56.8%)	21,796 (53.3%)
Born overseas	15,343 (41.0%)	18,144 (44.4%)

Top Countries of Birth (excl. Australia)

	Baulkham Hills	Castle Hill
China	3,084	3,780
India	2,791	2,211
England	859	1,228
South Korea	803	1,020
Iran	642	685
Sri Lanka	604	652
Hong Kong	500	769
Philippines	442	553
Malaysia	421	553
New Zealand	400	542
South Africa	332	637

Parents' Birthplace

	Baulkham Hills	Castle Hill
Both parents born in AU	11,098	11,247
Both parents born overseas	21,452	24,442
Mixed (one AU, one overseas)	3,902	3,811

🏛️ State Heritage

Baulkham Hills (2 items)

📍 Box Hill House in grounds of McCall gardens
📍 Pearce Family Cemetery

Castle Hill (3 items)

📍 St Paul's Anglican Church
📍 Third Government Farm (former)
📍 Mirrabooka and garden

⚖️ Quick Summary

Metric	Baulkham Hills	Castle Hill	Edge
Bigger population	37,415	40,874	Castle Hill
Higher income	973	931	Baulkham Hills
Lower rent	520	560	Baulkham Hills
Lower mortgage	2,600	3,000	Baulkham Hills
Younger median age	39	42	Baulkham Hills
More land area	16.003	18.81	Castle Hill