Balcolyn
Balcolyn's most distinctive feature is its compact, detached-home profile: 95.8% of dwellings are separate houses across 0.74 sq km, with 1,002 residents and a density of 1,355.7 people per sq km. The median age is 43, which is 3 years above the national figure, while 81.1% of residents stayed at the same address over the reference period. Compared with nearby Summerland Point and Gwandalan, buyers should assess each address carefully because Balcolyn's small footprint can make housing and service access feel highly localised.
Local council: Lake Macquarie
Population
1,002
Median Age
43.0
Household IncomeiMedian weekly household income (ABS Census)
$1,525/wk
DAs (12 months)iDevelopment Applications lodged in the past year
14
Buyers seeking conventional family housing will find a strongly detached market, with separate houses accounting for 95.8% of dwellings and apartments just 4.2%. Larger homes are common: 4-plus-bedroom properties represent 42.7%, slightly higher than the 40.9% share of three-bedroom homes. The typical weekly rent is $390, while the monthly mortgage figure is $1,733. Mortgage payments equal 26.2% of household income, close to the 25.6% rent-to-income figure, and both stress flags are false. Because apartment supply is limited, compare recent settled sales by dwelling type and condition before committing.
For Buyers
Buyers seeking conventional family housing will find a strongly detached market, with separate houses accounting for 95.8% of dwellings and apartments just 4.2%. Larger homes are common: 4-plus-bedroom properties represent 42.7%, slightly higher than the 40.9% share of three-bedroom homes. The typical weekly rent is $390, while the monthly mortgage figure is $1,733. Mortgage payments equal 26.2% of household income, close to the 25.6% rent-to-income figure, and both stress flags are false. Because apartment supply is limited, compare recent settled sales by dwelling type and condition before committing.
For Investors
Rental investment needs a careful vacancy allowance. Balcolyn has 23.1% of households renting, a weekly rent of $390 and a 15.3% vacancy rate, so available stock appears high compared with the renter share and income may be less predictable between tenancies. There were 12 development applications in the latest 12-month period; examples include dwelling alterations, a swimming pool and subdivision, pointing to a mix of property renewal and land-use change rather than a clearly defined apartment pipeline. The 18.9% turnover rate is lower than the 81.1% share who stayed, supporting a longer-hold lens over rapid tenant churn.
Development Activity
Total DAs
70
Last 12 Months
14
YoY ChangeiYear-over-year change in DA lodgements
+55.6%
Avg DA CostiAverage estimated cost per DA in the past year
N/A
Monthly DA Lodgements
DA Categories
Demographics
Balcolyn has an older and less university-qualified profile than the national average: median age is 43, or 3 years above national, and university attainment is 23.1%, 7 percentage points below the national comparison. Overseas-born residents account for 11.3%, 10.3 points below the national figure, while household size is 2.5, level with the national comparison. English, Scottish and Irish ancestries count 517, 142 and 104 people respectively; Christianity counts 495 and no religion 428. The 81.1% stayed rate suggests settled households, consistent with couples without children forming 47.0% of families. Compared with nearby Summerland Point and Gwandalan, lifestyle decisions should focus on household stability and local services rather than assuming a highly transient population.
Age Distribution
Bedrooms
Dwelling Structure
95.8%
Houses
0.0%
Townhouse
4.2%
Apartment
Tenure
Balcolyn's tenure mix leans toward ownership: 42.2% of dwellings are owned outright and 34.7% are mortgaged, compared with 23.1% rented. That structure can support residential stability, although a 15.3% vacancy rate means occupied and available stock should be examined separately. Housing is overwhelmingly detached, at 95.8%, with only 4.2% apartments; 42.7% have 4 or more bedrooms and 40.9% have 3 bedrooms. The 2.5-person average household size is equal to the national comparison, while household income sits at the 47.8th percentile. Larger homes may accommodate families, downsizers or spare-room use rather than one single buyer type. Balcolyn should be compared with Summerland Point and Gwandalan on price, access and dwelling condition, not just headline tenure percentages.
Mortgage / mo
$1,733
Rent / wkiMedian weekly rent for new bonds (April to June 2026), NSW Rental Bond Board (DCJ). Census 2021 median: $390.
$668
Bond data Jun 2026 · houses $695
HH Size
2.5
Personal Income / wk
$704
Vacancy Ratei% of dwellings unoccupied on Census night (ABS 2021)
15.3%
Unoccupied
70
Rent / IncomeiMedian rent as % of household income. Over 30% = housing stress
25.6%
Mortgage / IncomeiMedian mortgage as % of household income. Over 30% = housing stress
26.2%
Community Profile
Ancestry
Household Composition
38.6%
Couples with children
47.0%
Couples, no children
12.6%
Single parent
285
Total families
Economy & Employment
Employment is concentrated in healthcare and construction, which account for 22.9% and 19.2% of industry employment, or 62 and 52 people. Healthcare is higher than construction, while education contributes 10.7% and public administration 6.3%; manufacturing adds 5.5%. The occupation mix reinforces this practical orientation: trades number 90, professionals 71, clerical and administrative workers 55, community and personal service workers 52, and managers 51. Unemployment is 6.0%, participation is 54.6% and full-time employment is 53.1%. Compared with the local industry mix, healthcare's lead suggests care services are more influential than manufacturing, while construction provides a substantial second pillar.
Unemployment
6.0%
Labour Force
449
Unemployed
27
Source: ABS Census 2021
Socio-Economic Indexes (SEIFA)iABS index ranking suburbs from 1 (most disadvantaged) to 10 (most advantaged)
Full-time
53.1%
Part-time
37.2%
Participation
54.6%
Employed
422
Full-time and part-time are shares of the employed. Source: ABS Census 2021
Occupations
Top Industries
University
23.1%
Postgraduate
5.0%
Born Overseas
11.3%
Dwellings
384
Transport to Work
Daily mobility is strongly car-oriented: 68.5% travel as car drivers, compared with 1.2% who walk or cycle, while 25.3% work from home. That pattern makes parking, road connections and home office space more important than a short walk to frequent public transport. Community participation is visible in a 13.6% volunteering rate, although 7.9% of residents, or 76 people, report needing assistance, so accessibility matters. Families should check public and non-government school options, enrolment zones and travel times against the exact address, since suburb boundaries do not determine every catchment. Use current NSW Police incident information and inspect lighting, traffic and after-dark access. Car use at 68.5% is substantially higher than walking and cycling at 1.2%, reinforcing the need to assess daily travel realistically.
Drive
68.5%
Public Transport
N/A
Walk / Cycle
1.2%
Work from Home
25.3%
Growth Outlook
Balcolyn's growth profile looks incremental rather than dominated by large-scale new housing. The suburb has 1,002 residents within 0.74 sq km, and 12 development applications were recorded across 12 months. Recent examples include alterations to existing dwellings, a swimming pool and a subdivision, so activity appears to combine renewal with some land-use change. Residential stability is a counterweight: 81.1% of residents stayed at the same address, compared with 18.9% turnover. That combination points to change occurring through selected projects and property turnover rather than a rapid reshaping of the whole suburb. The 12-application pipeline is small compared with the current population base, so buyers should test future demand against actual approvals and infrastructure capacity.
Population trend: Lake Macquarie council area
Balcolyn sits in the Lake Macquarie council area. These are the council area's residents, not Balcolyn's.
Residents 2025
224,540
Growth, 5 yr average
+1.2%/yr
2020 to 2025
Growth, last year
+1.1%
2024 to 2025
ABS Estimated Resident Population by LGA, 30 June each year; council area, not this suburb
National Ranking iPercentile rank among ~15,000 AU suburbs. 90% = higher than 90% of suburbs
How Balcolyn compares to ~15,000 Australian suburbs
Frequently Asked Questions
Is Balcolyn a good suburb to live in?
Balcolyn may suit buyers who prefer detached housing, space and a settled neighbourhood pattern. Separate houses make up 95.8% of dwellings, the median age is 43, and 81.1% stayed at the same address. Car use is 68.5%, so it suits households comfortable relying on driving more than those seeking a transit-led lifestyle.
What is the median house price in Balcolyn?
Check recent settled sales and the exact dwelling type for a current median. Balcolyn is 95.8% detached houses, with 42.7% having 4 or more bedrooms, so one suburb-wide figure can hide differences between 3-bedroom and larger homes. Compare sales by condition, land component and location before forming a price view.
What schools are in Balcolyn?
Check the exact address with NSW school enrolment tools and compare public and non-government options by travel time, year level and catchment. Balcolyn covers 0.74 sq km, but school boundaries can extend beyond suburb boundaries, so the postcode alone should not determine the choice. Confirm availability directly before signing a lease or contract.
Is Balcolyn safe?
Assess safety using current NSW Police incident information, street-level lighting, traffic conditions and after-dark access rather than relying on a broad label. Balcolyn has 1,002 residents and 7.9% report needing assistance, so buyers and renters should inspect accessibility, pathways and emergency access as well as recent crime trends.
Is Balcolyn good for property investment?
It can work for a long-term investor, but vacancy risk deserves emphasis. About 23.1% of households rent, weekly rent is $390 and vacancy is 15.3%, which is high relative to the renter share. There were 12 development applications in 12 months, so inspect competing stock, approval details and likely tenant demand before relying on capital growth.
How is Balcolyn's population changing?
Balcolyn has 1,002 residents today. Population change is likely to feel gradual because 81.1% stayed at the same address and 18.9% turned over during the reference period, while 12 development applications indicate some project activity. Watch completed dwellings and local infrastructure rather than assuming every application adds new housing.
How to read these comparisons
Phrases like "above the national average" reference the unweighted median across Australian suburbs with more than 1,000 residents, not population-weighted national figures. Suburb-level medians are more useful for ranking suburbs against each other; ABS census headlines are population-weighted (so dominated by Sydney and Melbourne) and can read very differently.
Current baseline (refreshed 2026-05-10): median age 40, university-educated 30.1%, born overseas 21.6%, average household size 2.5 people.
Data sources: ABS 2021 Census (demographics, income, tenure), state education open registers (school locations), state Crime Statistics agencies (offences), council DA portals (development applications).
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