North Wahroonga
The standout feature of North Wahroonga is its 79.3% share of homes with 4 or more bedrooms, paired with household income at the 98.1st percentile. Its 2,100 residents have a median age of 45, which is 5 years above the national comparison, while 40.8% were born overseas, 19.2 percentage points above the national rate. Separate houses make up 93.4% of dwellings, higher than apartments at 1.8%. Compared with nearby Wahroonga and Turramurra, the suburb reads as a low-density, high-income family market, reinforced by 63.4% working from home and an average household size of 3.1.
Local council: Ku-ring-gai
Population
2,100
Median Age
45.0
Household IncomeiMedian weekly household income (ABS Census)
$3,189/wk
DAs (12 months)iDevelopment Applications lodged in the past year
10
For buyers, North Wahroonga is geared to households seeking substantial detached accommodation rather than compact stock. Separate houses account for 93.4% of dwellings, while 79.3% contain 4 or more bedrooms and only 1.3% have 2 bedrooms. The typical mortgage commitment is $3,884 per month, and mortgage holders represent 45.0% of households, close to the 47.9% who own outright. Mortgage payments equal 28.1% of household income and the mortgage stress flag is false, while outright ownership is higher than mortgage tenure. Compared with apartment-led areas, the choice here is narrower but better aligned with larger families, reflected in 3.1 people per household and 59.1% of families being couples with children.
For Buyers
For buyers, North Wahroonga is geared to households seeking substantial detached accommodation rather than compact stock. Separate houses account for 93.4% of dwellings, while 79.3% contain 4 or more bedrooms and only 1.3% have 2 bedrooms. The typical mortgage commitment is $3,884 per month, and mortgage holders represent 45.0% of households, close to the 47.9% who own outright. Mortgage payments equal 28.1% of household income and the mortgage stress flag is false, while outright ownership is higher than mortgage tenure. Compared with apartment-led areas, the choice here is narrower but better aligned with larger families, reflected in 3.1 people per household and 59.1% of families being couples with children.
For Investors
Investor conditions are shaped by a small rental pool and a predominantly owner-occupied housing base. Weekly rent is $950, vacancy is 3.9%, and only 6.5% of households rent, well below the 47.9% owning outright and 45.0% paying a mortgage. That low rental share can limit tenant depth, although household income ranks at the 98.1st percentile and the average household size of 3.1 supports a family-oriented tenant profile. Development activity is modest at 12 applications over 12 months, with examples including a new dwelling house after demolition, swimming pools and alterations to residential accommodation. Compared with high-turnover rental markets, the 15.2% turnover rate and 84.8% staying rate point to a more settled ownership environment, so investors should prioritise quality, maintenance and realistic vacancy assumptions.
Development Activity
Total DAs
82
Last 12 Months
10
YoY ChangeiYear-over-year change in DA lodgements
+25.0%
Avg DA CostiAverage estimated cost per DA in the past year
N/A
Monthly DA Lodgements
DA Categories
Demographics
North Wahroonga has an older and more highly educated profile than national benchmarks: the median age is 45, or 5 years above national, and university attainment is 65.5%, 35.4 percentage points above national. Overseas-born residents account for 40.8%, 19.2 points higher than the national comparison. English ancestry totals 644 people and Chinese ancestry 357, while Mandarin is spoken by 72 people and Canton by 32. Christianity is recorded for 1,038 residents and no religion for 757. Household size averages 3.1, 0.6 above national, and 84.8% stayed at the same address, helping explain the suburb's aging resident base and relatively low 15.2% turnover.
Age Distribution
Bedrooms
Dwelling Structure
93.4%
Houses
4.8%
Townhouse
1.8%
Apartment
Tenure
Housing in North Wahroonga is overwhelmingly detached and large-format. Separate houses comprise 93.4% of dwellings, compared with 4.8% semi-detached and 1.8% apartments. Homes with 4 or more bedrooms account for 79.3%, far higher than the 18.9% share of 3-bedroom homes, while 2-bedroom stock is only 1.3%. Tenure is also distinctive: 47.9% own outright, 45.0% have a mortgage and 6.5% rent. This mix points to long-term family occupancy because ownership is much higher than renting and 84.8% of residents stayed at the same address. Weekly rent is $950 and monthly mortgage cost is $3,884, so compared with smaller, more rental-heavy suburbs, affordability depends heavily on household income, which sits at the 98.1st percentile.
Mortgage / mo
$3,884
Rent / wkiMedian weekly rent for new bonds (April to June 2026), NSW Rental Bond Board (DCJ). Census 2021 median: $950.
$963
Bond data Jun 2026 · houses $1,075 · units $750
HH Size
3.1
Personal Income / wk
$1,039
Vacancy Ratei% of dwellings unoccupied on Census night (ABS 2021)
3.9%
Unoccupied
27
Rent / IncomeiMedian rent as % of household income. Over 30% = housing stress
29.8%
Mortgage / IncomeiMedian mortgage as % of household income. Over 30% = housing stress
28.1%
Community Profile
Languages Spoken at Home
Ancestry
Household Composition
59.1%
Couples with children
31.3%
Couples, no children
10.1%
Single parent
601
Total families
Economy & Employment
North Wahroonga's economy is led by knowledge and service industries. Professional and technical work accounts for 19.8% of industry employment, above healthcare at 14.7% and finance at 12.5%; education contributes 9.7% and retail 5.3%. The occupational mix is similarly weighted toward senior and skilled roles, with 387 professionals and 230 managers compared with 127 clerical and administrative workers. Labour force participation is 58.4%, unemployment is 4.0%, and 60.5% of employed residents work full time. A 63.4% work-from-home rate helps explain why professional, finance and education activity can coexist with a largely residential setting. Compared with lower-income markets, household income at the 98.1st percentile provides a stronger local spending base, although 658 people are outside the labour force.
Unemployment
4.0%
Labour Force
989
Unemployed
40
Source: ABS Census 2021
Socio-Economic Indexes (SEIFA)iABS index ranking suburbs from 1 (most disadvantaged) to 10 (most advantaged)
Full-time
60.5%
Part-time
30.7%
Participation
58.4%
Employed
949
Full-time and part-time are shares of the employed. Source: ABS Census 2021
Occupations
Top Industries
University
65.5%
Postgraduate
22.7%
Born Overseas
40.8%
Dwellings
668
Transport to Work
Livability is strongest for households that value space, privacy and home-based routines. Public transport is used by just 0.9% of residents, compared with 32.9% who drive, while 63.4% work from home and 0.7% walk or cycle. That pattern suggests daily life is car-oriented, with remote work reducing some commuting pressure but making access to shops, services and transport more address-dependent. The suburb covers 3.89 square kilometres at 539.6 people per square kilometre, and 93.4% of dwellings are separate houses, giving it a lower-intensity feel than apartment-dominated locations. The median age is 45, 5 years above national, which suits buyers seeking a settled environment. Check exact transport routes, local amenities and travel times before committing, because these practical differences can matter more than suburb-wide averages.
Drive
32.9%
Public Transport
0.9%
Walk / Cycle
0.7%
Work from Home
63.4%
Growth Outlook
Growth in North Wahroonga appears more likely to be incremental than driven by a large development pipeline. The suburb has 2,100 residents across 3.89 square kilometres, with density of 539.6 people per square kilometre. Only 12 development applications were recorded over a 12-month period, and the sample activity centres on demolition and replacement of a dwelling house, swimming pools, balconies, decks and residential alterations rather than a broad apartment program. Residential stability is high: 84.8% stayed at the same address against 15.2% turnover. That combination means change is likely to arrive through individual renovations and rebuilds, while the 93.4% separate-house share keeps the physical form more consistent than a redevelopment-heavy suburb. Compared with fast-changing areas, the local pattern is steady and property-by-property.
Population trend: Ku-ring-gai council area
North Wahroonga sits in the Ku-ring-gai council area. These are the council area's residents, not North Wahroonga's.
Residents 2025
128,542
Growth, 5 yr average
+0.3%/yr
2020 to 2025
Growth, last year
+0.1%
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 North Wahroonga compares to ~15,000 Australian suburbs
Frequently Asked Questions
Is North Wahroonga a good suburb to live in?
North Wahroonga suits households seeking large detached homes and a settled residential setting. Separate houses make up 93.4% of dwellings, 79.3% have 4 or more bedrooms and 63.4% of residents work from home. The median age of 45 is 5 years above national, so the lifestyle is more established than highly transient.
What is the median house price in North Wahroonga?
A current median house price should be confirmed from recent settled sales rather than inferred from rent. North Wahroonga has 93.4% separate houses and 79.3% four-plus-bedroom homes, so detached family houses are the relevant comparison. Recent sales should be checked by bedroom count, land size and renovation level before relying on a single suburb median.
What schools are in North Wahroonga?
School choices should be checked by exact address and enrolment zone. North Wahroonga has 2,100 residents and 63.4% of residents work from home, but those figures do not identify school options. Confirm nearby government, independent and Catholic choices, travel times and intake boundaries with the relevant education providers before signing a contract.
Is North Wahroonga safe?
Use current police and council information for the exact street when assessing safety. North Wahroonga has 2,100 residents and 93.4% separate houses, but neither figure measures crime or personal safety. Check lighting, traffic conditions, pedestrian routes and the surrounding streets at different times before making a final decision.
Is North Wahroonga good for property investment?
North Wahroonga may suit investors comfortable with a low-rental, owner-occupied market. Weekly rent is $950, vacancy is 3.9% and only 6.5% of households rent, compared with 47.9% owning outright. Twelve development applications in 12 months indicate some renovation activity, while the 93.4% separate-house share supports a family-home investment strategy.
How is North Wahroonga's population changing?
North Wahroonga has 2,100 residents and appears relatively stable rather than highly mobile. A total of 84.8% stayed at the same address, compared with 15.2% turnover, while 12 development applications over 12 months point to gradual property-by-property change. The 45 median age and 3.1-person average household size reinforce a settled family profile.
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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