Chain Valley Bay

NSW

Chain Valley Bay is a stable suburb in NSW with 2,773 residents.

SAL code: 10879
SA2: 102021050
Population: 2,773

Loading map...

Chain Valley Bay suburb boundary

Chain Valley Bay, NSW had 2,773 residents at the 2021 Census, with the broader statistical area showing a 0.5% growth over the last five years. The predominant age group is 65-74 years, and the median age sits at 63. Households are most often couples with children, and those with a mortgage repay a median of $1,647 a month. Around 90.3% of homes are owner-occupied, with the largest single tenure being owned outright at 66.7%. Most dwellings are separate houses, making up 90.7% of the suburb's housing stock. The suburb has 7 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

2,773

Suburb · Census 2021

5-Year Growth

+0.5%

3yr: +0.2% · 10yr: +2.6%

SA2 · 5yr

Household Income

$866/wk

Suburb · Census 2021 median

Median Age

Suburb · Census 2021

Socio-Economic Index

3/10

SA2 · more disadvantaged

Unemployment

4.2%

SA4 · Q4 2025

Hospitals

Not available

No data for this suburb

Childcare services

1 long day

Parks & green space

Parks, reserves

Transport stops

GTFS stops

Dwelling approvals

Not available

No data for this suburb

Median Weekly Rent

$677.5/wk+12.9% 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

$861,050+4.4% YoY2025 Q4

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

4.0

per 1,000 residents

↑ 22%

vs prior year

Theft

5 offences

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

Population over time — Lake Munmorah - Mannering Park (SA2)

ABS publishes annual estimates only at SA2; Chain Valley Bay suburb alone is ~2,773 (Census 2021).

Growth at a Glance

3yr: +0.2%5yr: +0.5%10yr: +2.6%Total: +22.6%

Population grew from 9,041 to 11,084 over 24 years, averaging 0.9% per year.

Government school catchment

Intake zone

Primary

Lake Munmorah PS51.5%

Gwandalan PS 48.5%

Secondary

Lake Munmorah 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 (90.7%), owner-occupied (90%), built for families (48% are 3 bed).

Dwelling mix

Houses 91%

1,116 houses111 townhouses4 apartments

Tenure

Owned 67%

Mortgage 24%

Number of bedrooms

1 bed

20 (1.6%)

2 bed

382 (31.5%)

3 bed

577 (47.6%)

4 bed

183 (15.1%)

5 bed

48 (4.0%)

6+ bed

3 (0.2%)

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

8 zones in suburb

Code	Zone	% covered	Area
C1	ZoneEnvironmental	60.0%	3.36 km²
R2	ZoneResidential	11.0%	0.62 km²
C3	ZoneEnvironmental	10.5%	0.59 km²
C2	ZoneEnvironmental	10.2%	0.57 km²
RE2	ZoneRecreation	5.9%	0.33 km²
RE1	ZoneRecreation	1.2%	0.07 km²
W1	ZoneWaterway	0.8%	0.05 km²
W2	ZoneWaterway	0.3%	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.