Balcolyn

NSW

Balcolyn is a growing suburb in NSW with 1,002 residents.

SAL code: 10146
SA2: 111021216
Population: 1,002
LGA: Lake Macquarie

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Balcolyn suburb boundary

Balcolyn, NSW had 1,002 residents at the 2021 Census, with the broader statistical area showing a 7.6% growth over the last five years. The predominant age group is 55-64 years, and the median age sits at 43. Households are most often couples with children, and those with a mortgage repay a median of $1,733 a month. Around 76.9% of homes are owner-occupied, with the largest single tenure being owned outright at 42.2%. Most dwellings are separate houses, making up 96.6% of the suburb's housing stock. The suburb has 2 parks and reserves mapped within its boundary. Source: ABS Census 2021 and Estimated Resident Population, with amenity counts from state Open Data and OpenStreetMap.

Population

1,002

Suburb · Census 2021

5-Year Growth

+7.6%

3yr: +3.2% · 10yr: +17.0%

SA2 · 5yr

Household Income

$1,525/wk

Suburb · Census 2021 median

Median Age

Suburb · Census 2021

Socio-Economic Index

5/10

SA2 · middle-range

Unemployment

5.2%

SA4 · Q4 2025

Hospitals

Not available

No data for this suburb

Childcare services

Not available

No data for this suburb

Parks & green space

Parks, reserves

Transport stops

GTFS stops

Dwelling approvals

104

Lake Macquarie · Feb 2026

Median Weekly Rent

$615/wk+7.9% YoY2026 Q1

Postcode-level

Based on NSW rental bond lodgements, aggregated at postcode level. All SALs sharing this postcode show the same median.

Median House Sale Price

$860,000-1.3% YoY2026 Q1

House only

Source: state Valuer-General (suburb-level quarterly medians).

→ Calculate stamp duty on this suburb's median price → Estimate mortgage repayments → Calculate rental yield (price + median rent)

Safety & Crime

2025 Q4

5.0

per 1,000 residents

↓ 50%

vs prior year

Sexual Offences

2 offences

Reported incidents from NSW police. Offence rates may not reflect all crime.

Population over time — Bonnells Bay - Silverwater (SA2)

ABS publishes annual estimates only at SA2; Balcolyn suburb alone is ~1,002 (Census 2021).

Growth at a Glance

3yr: +3.2%5yr: +7.6%10yr: +17.0%Total: +37.8%

Population grew from 7,450 to 10,266 over 24 years, averaging 1.3% per year.

Government school catchment

Intake zone

Primary

Bonnells Bay PS

Secondary

Morisset HS

Source: NSW Department of Education — School Intake Zones. Boundaries can be amended without notice; confirm with the school before relying on enrolment.

Profile

Census snapshot

ABS · 2021

Housing

Almost entirely detached houses (96.6%), owner-occupied (77%), built for families (41% are 3 bed).

Dwelling mix

Houses 97%

368 houses13 apartments

Tenure

Owned 42%

Mortgage 35%

Renting 23%

Number of bedrooms

1 bed

13 (3.4%)

2 bed

49 (12.9%)

3 bed

155 (40.9%)

4 bed

124 (32.7%)

5 bed

38 (10.0%)

6+ bed

0 (0.0%)

Bushfire & flood risk

Hazard data is not yet available for NSW.

Source when available: NSW Rural Fire Service (BFPL) and NSW DPHI EPI Flood.

Planning zones

4 zones in suburb

Code	Zone	% covered	Area
R2	ZoneResidential	82.7%	0.61 km²
C2	ZoneEnvironmental	7.7%	0.06 km²
RE1	ZoneRecreation	6.5%	0.05 km²
W1	ZoneWaterway	3.1%	0.02 km²

Source: NSW DPHI EPI Land Zoning (ZONE_NSW/2026-04-29/1eccf1a530fa1be5) · As of Apr 2026. Zone boundaries are amended periodically; verify the exact property with the relevant council before relying on permitted use.