Wadalba
One of the youngest median ages on the Central Coast at 32 years, eight years below the national figure, Wadalba is dominated by families with mortgages in a suburb where 73.6% of dwellings have four or more bedrooms. Population grew 60.5% over the decade, powered by internal migration averaging 516 people per year. Household income sits at the 73rd percentile nationally, and 94.3% of dwellings are separate houses, placing Wadalba firmly in the detached-family belt that grew rapidly around the Wyong corridor during the 2010s.
Population
4,204
Median Age
32.0
Household IncomeiMedian weekly household income (ABS Census)
$1,942/wk
DAs (12 months)iDevelopment Applications lodged in the past year
33
Median House
$890K
2024-2025 (PSI derived)
The median house price reached $905,000 in 2025, up 4% from $870,000 in 2024, and 94.3% of the stock is separate houses, which means buyers face very little competition from alternate dwelling types. Four-plus bedroom homes account for 73.6% of dwellings, well above the national norm, because the suburb was master-planned for growing families. Monthly mortgage repayments average $2,167, producing a mortgage-to-income ratio of 25.8%, below the 30% stress threshold given household income at the 73rd percentile nationally. Outright owners at 17.5% are low compared to more established suburbs, reflecting the suburb's young age profile and the 42.5% of households still carrying a mortgage.
For Buyers
The median house price reached $905,000 in 2025, up 4% from $870,000 in 2024, and 94.3% of the stock is separate houses, which means buyers face very little competition from alternate dwelling types. Four-plus bedroom homes account for 73.6% of dwellings, well above the national norm, because the suburb was master-planned for growing families. Monthly mortgage repayments average $2,167, producing a mortgage-to-income ratio of 25.8%, below the 30% stress threshold given household income at the 73rd percentile nationally. Outright owners at 17.5% are low compared to more established suburbs, reflecting the suburb's young age profile and the 42.5% of households still carrying a mortgage.
For Investors
Renters make up 40% of households and weekly rent averages $480, giving a gross yield around 2.8% against the $905,000 median. Vacancy sits at 4.3%, which is elevated and signals softer rental demand relative to supply. Development activity recorded 33 applications in the past 12 months, including subdivision modifications, indicating the suburb continues to expand. Migration is the primary growth engine, with net internal arrivals of 516 per year, well above overseas net arrivals of 104, supporting steady household formation. Rent grew 30.3% over the measured period, above typical Central Coast benchmarks, suggesting landlords have captured strong rent escalation even as vacancy remains higher than coastal peers.
Development Activity
Total DAs
240
Last 12 Months
33
YoY ChangeiYear-over-year change in DA lodgements
-23.3%
Avg DA CostiAverage estimated cost per DA in the past year
N/A
Monthly DA Lodgements
DA Categories
Schools in Wadalba iICSEA: school advantage index. 1000 = national avg, higher = more advantaged
Wadalba Community School
K-12 · 1414 students
Demographics
The median age of 32 is 8 years below the national figure, the result of a suburb designed around families with children: couples with children make up 1,808 of 3,581 total families and the average household size is 3.0, compared to 2.5 nationally. Overseas-born residents are at 18.3%, which is 3.3 points below the national average, consistent with a predominantly domestically sourced internal-migration population. Ancestry is Anglo-Celtic, led by English (1,625), Irish (359) and Scottish (359). University qualifications reach 24.1%, which is 6 points below the national figure, reflecting the trade and community services occupational mix rather than a professional-class cluster. The participation rate of 57.5% is modest, partly because young children in large households reduce dual-income rates.
Age Distribution
Bedrooms
Dwelling Structure
94.3%
Houses
5.4%
Townhouse
N/A
Apartment
Tenure
Separate houses dominate at 94.3%, one of the highest rates among NSW growth suburbs, and the four-plus bedroom category captures 73.6% of all dwellings. The price trend shows the median moved from $870,000 in 2024 to $905,000 in 2025, a 4% annual gain, with a compound annual growth rate of 4.0% over the available period. Tenure splits 17.5% outright-owned, 42.5% mortgaged and 40% rented. Mortgage-to-income at 25.8% and rent-to-income at 24.7% both sit below the 30% stress threshold, meaning housing costs remain manageable relative to local incomes that are at the 73rd percentile nationally. The 5.4% semi-detached share and negligible apartment stock confirm this is a single-dwelling suburb with limited density.
Median House Price Trend
Source: State Valuer-General
Mortgage / mo
$2,167
Rent / wk
$480
HH Size
3.0
Personal Income / wk
$805
Vacancy Ratei% of dwellings unoccupied on Census night (ABS 2021)
4.3%
Unoccupied
61
Rent / IncomeiMedian rent as % of household income. Over 30% = housing stress
24.7%
Mortgage / IncomeiMedian mortgage as % of household income. Over 30% = housing stress
25.8%
Community Profile
Languages Spoken at Home
Ancestry
Household Composition
16.1%
Couples, no children
3,581
Total families
Economy & Employment
Healthcare is the dominant industry at 26.2% of employed residents (328 workers), considerably above the national employment share for the sector, because Wyong Hospital and surrounding medical services draw the local workforce. Construction follows at 9.4% (118 workers), consistent with ongoing housing growth in the corridor, and Education at 8.6% (108) rounds out the public-service core. By occupation, Professionals (336) lead ahead of Clerical/Admin (271) and Community/Personal (267). Full-time employment reaches 63.1%, unemployment is 4.8%, and SEIFA deciles show a middle position: IRSD decile 5 and IRSAD decile 5 nationally, with the IRSD raw score of 1,002 close to the national median. The IER decile of 8 indicates above-average economic resources, partly driven by large family housing assets.
Unemployment
2.9%
Labour Force
12,105
Unemployed
345
Quarterly Trend
Source: SALM Dec-25
Socio-Economic Indexes (SEIFA)iABS index ranking suburbs from 1 (most disadvantaged) to 10 (most advantaged)
Full-time
63.1%
Part-time
32.1%
Participation
57.5%
Employed
1,698
Occupations
Top Industries
University
24.1%
Postgraduate
5.1%
Born Overseas
18.3%
Dwellings
1,360
Transport to Work
Car dependence is pronounced: 90.5% drive to work, compared to a national average closer to 70%, and public transport use is only 1.9%, reflecting limited rail and bus frequency in this part of the Wyong corridor. Cycling and walking account for 1.2% of journeys. No schools are recorded inside the Wadalba boundary in this dataset, so families depend on schools in neighbouring Woongarrah, Hamlyn Terrace and Wyong. Crime data is not available for this suburb. The IRSAD decile of 5 places Wadalba at the national median for advantage and disadvantage, and the IEO decile of 4 is slightly below median on education and occupation, consistent with a trade-and-services workforce rather than a professional enclave. Need for assistance at 7.2% (290 residents) is in line with the national average.
Drive
90.5%
Public Transport
1.9%
Walk / Cycle
1.2%
Work from Home
N/A
Population Forecast
+3.27%/yr
(+753 people/yr)
EstablishedPopulation grew 60.5% over the decade, and the forecast trend adds 753 people per year at 3.27% annually, one of the higher growth rates among established Central Coast suburbs. The SA2 area reached 23,023 in 2025 and medium projections place it at 27,588 by 2031. Internal migration is the primary engine at 516 net arrivals per year, well ahead of overseas net arrivals of 104. The gentrification score sits at 40, classified as Active, with signals including accelerating internal migration and a shift from 22% to 47% on a key indicator. Real incomes grew 17.4% over the decade. The young-share delta of -3.2 points and senior-share delta of +1.2 points reflect early demographic maturing, but at a median age of 32, the suburb remains well below national averages.
Historical + Forecast
Hamilton-Perry + Holt smoothing on ERP 2001-2025
Age Cohort Forecast
Primary Driver
Internal Migration
Net Overseas / yr
+104
Net Internal / yr
+516
Gentrification Signal
Active
Net internal migration +516/yr, Accelerating: 22% → 47%
National Ranking iPercentile rank among ~15,000 AU suburbs. 90% = higher than 90% of suburbs
How Wadalba compares to ~15,000 Australian suburbs
Frequently Asked Questions
Is Wadalba a good suburb to live in?
Wadalba suits families well, with 94.3% separate houses, a median age of 32 years (8 years below national) and household income at the 73rd percentile nationally. Housing costs are manageable: mortgage-to-income is 25.8% and rent-to-income is 24.7%. The trade-off is high car dependence, with only 1.9% of residents using public transport.
What is the median house price in Wadalba?
The median house price is $905,000 as of 2025, up 4% from $870,000 in 2024. Monthly mortgage repayments average $2,167 and weekly rent averages $480. The compound annual growth rate over the available price period is 4.0%.
What schools are in Wadalba?
No schools are recorded inside the Wadalba boundary in this dataset. Families rely on schools in neighbouring suburbs such as Woongarrah and Hamlyn Terrace. University qualifications among residents reach 24.1%, which is 6 points below the national figure, reflecting the suburb's trade and services workforce mix.
Is Wadalba safe?
Detailed crime statistics are not available for Wadalba in this dataset. As an indirect measure, the IRSD decile of 5 places the suburb at the national median for relative disadvantage, and 7.2% of residents (290 people) need daily assistance, close to the national average. Household income at the 73rd percentile suggests a stable socioeconomic base.
Is Wadalba good for property investment?
Renters make up 40% of households and weekly rent is $480, implying a gross yield around 2.8% against the $905,000 median. Vacancy at 4.3% is elevated, so rental competition is moderate. Population is forecast to grow 3.27% annually to 27,588 by 2031, driven by 516 net internal arrivals per year, supporting long-term demand.
How is Wadalba's population changing?
Population grew 60.5% over the decade and the SA2 area reached 23,023 in 2025. Forecasts project 27,588 residents by 2031 at 3.27% annual growth. Internal migration of 516 net arrivals per year is the primary driver, with overseas migration adding 104 net per year. The gentrification score is 40, classified as Active.
How much development is happening in Wadalba?
There were 33 development applications lodged in the past 12 months, including subdivision modifications and pool installations. This reflects continued expansion in the suburb, consistent with its 60.5% population growth over the decade and ongoing housing construction in the broader Wyong corridor.
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 Valuer-General (house prices), Department of Jobs SALM (unemployment), ACARA (school ICSEA), state Crime Statistics agencies (offences), council DA portals (development applications). Population forecasts use a Hamilton-Perry cohort model calibrated to ABS ERP.
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