Sydney
With 16,667 residents packed into 2.94 square kilometres, Sydney is a high-density inner-city market at 5,669.8 people per square kilometre. Its median age of 32 is 8 years below the national figure, while 76.1% of residents were born overseas, 54.5 percentage points above the national share. Apartments account for 99.8% of homes and renters for 73.2%, creating a more transient profile than many suburban markets. Compared with nearby Surry Hills and Pyrmont, Sydney has an especially vertical profile, with employment access, overseas migration and a 26.2% vacancy rate shaping daily life and housing demand.
Population
16,667
Median Age
32.0
Household IncomeiMedian weekly household income (ABS Census)
$2,227/wk
DAs (12 months)iDevelopment Applications lodged in the past year
1,382
Sydney suits buyers prioritising a low-maintenance apartment and central access over land. The housing mix is unusually concentrated: 99.8% of homes are apartments, 42.8% are studios or one-bedroom dwellings, 46.1% have two bedrooms, and only 0.1% are separate houses. Weekly rent is $600, while mortgage costs represent 27.9% of household income and rent represents 26.9%, making ongoing carrying costs material. Compared with Surry Hills or Pyrmont, buyers should inspect strata levies, defect history, lift access and parking carefully because apartment concentration makes building-level costs more important than backyard size. The 48.8% work-from-home rate also makes layout and acoustic separation practical buying factors.
For Buyers
Sydney suits buyers prioritising a low-maintenance apartment and central access over land. The housing mix is unusually concentrated: 99.8% of homes are apartments, 42.8% are studios or one-bedroom dwellings, 46.1% have two bedrooms, and only 0.1% are separate houses. Weekly rent is $600, while mortgage costs represent 27.9% of household income and rent represents 26.9%, making ongoing carrying costs material. Compared with Surry Hills or Pyrmont, buyers should inspect strata levies, defect history, lift access and parking carefully because apartment concentration makes building-level costs more important than backyard size. The 48.8% work-from-home rate also makes layout and acoustic separation practical buying factors.
For Investors
Investor appeal rests on renter demand, central employment and apartment liquidity, but vacancy risk is substantial. Rent is $600 a week, 73.2% of residents rent, and the vacancy rate is 26.2%, so income potential depends heavily on building quality, furnishing and tenant turnover. The 48.6% resident turnover rate is higher than in a settled family market, reinforcing the case for flexible leasing and durable finishes. Development activity totals 1,377 matters over 12 months, which can improve amenity while adding competing stock. Compared with lower-density suburbs, Sydney is more exposed to strata costs, investor supply and short leasing cycles. Forecast growth is 5.56% annually, driven by overseas migration, but the 6.2% rent-growth signal is not guaranteed.
Development Activity
Total DAs
7,636
Last 12 Months
1,382
YoY ChangeiYear-over-year change in DA lodgements
-4.0%
Avg DA CostiAverage estimated cost per DA in the past year
N/A
Monthly DA Lodgements
DA Categories
Schools in Sydney
Open-register school locations for education access. This is not a school-quality ranking.
Demographics
At 16,667 residents and a median age of 32, Sydney is 8 years younger than the national profile. Overseas-born residents comprise 76.1%, which is 54.5 percentage points above the national share, with Chinese ancestry recorded for 4,840 people and English ancestry for 2,205. Mandarin is the most common listed non-English language at 854 speakers, followed by Cantonese at 359 and Korean at 221. Household size averages 2.1, or 0.4 below the national figure, because 69.0% of families are couples without children. Compared with nearby Pyrmont and Surry Hills, the combination of 48.6% turnover and university attainment 28.0 percentage points above national suggests a mobile, highly educated population rather than a settled family base.
Age Distribution
Bedrooms
Dwelling Structure
0.1%
Houses
0.0%
Townhouse
99.8%
Apartment
Tenure
Apartment ownership defines Sydney's housing economics. Of homes, 99.8% are apartments and only 0.1% are separate houses; 42.8% have 0 or 1 bedroom, 46.1% have 2 bedrooms, and just 0.7% have 4 or more. Renting dominates at 73.2%, while 13.5% own outright and 11.1% hold a mortgage. Weekly rent is $600, equal to 26.9% of household income, and mortgage costs are 27.9% of income with a monthly payment of $2,691. Compared with Surry Hills and Pyrmont, Sydney's extreme apartment concentration makes strata levies, sinking funds, defects and owners-corporation rules more important than land value. A 26.2% vacancy rate can also create sharper differences between well-positioned and poorly managed buildings.
Mortgage / mo
$2,691
Rent / wkiMedian weekly rent for new bonds (April to June 2026), NSW Rental Bond Board (DCJ). Census 2021 median: $600.
$1,100
Bond data Jun 2026 · houses $1,250 · units $1,150
HH Size
2.1
Personal Income / wk
$971
Vacancy Ratei% of dwellings unoccupied on Census night (ABS 2021)
26.2%
Unoccupied
2,517
Rent / IncomeiMedian rent as % of household income. Over 30% = housing stress
26.9%
Mortgage / IncomeiMedian mortgage as % of household income. Over 30% = housing stress
27.9%
Community Profile
Languages Spoken at Home
Ancestry
Household Composition
17.4%
Couples with children
69.0%
Couples, no children
8.3%
Single parent
3,520
Total families
Economy & Employment
Sydney's labour market is anchored by service industries: hospitality employs 1,414 people, professional and technology work 1,407, finance 1,118, retail 612 and healthcare 548. Professionals number 3,124 and managers 1,513, supporting a professional profile, with university attainment 28.0 percentage points above national levels. Household income sits at the 84.4th percentile. Labour-force participation is 65.9%, unemployment is 6.8%, and the full-time employment rate is 53.1%, so the economy combines office work with substantial hospitality and retail exposure. SEIFA reinforces the split: education and occupation rank in decile 10, IRSAD is also decile 10, economic resources rank in decile 1 and overall disadvantage in decile 5. That contrast likely reflects well-qualified renters alongside uneven access to accumulated assets.
Unemployment
6.8%
Labour Force
10,416
Unemployed
706
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
33.9%
Participation
65.9%
Employed
9,710
Full-time and part-time are shares of the employed. Source: ABS Census 2021
Occupations
Top Industries
University
58.1%
Postgraduate
17.5%
Born Overseas
76.1%
Dwellings
7,062
Transport to Work
Daily life is strongly walkable and transit-oriented, with 23.6% walking or cycling and 17.7% using public transport, compared with only 8.6% driving to work. Work-from-home reaches 48.8%, so cafes, services and apartment soundproofing can matter as much as commuting distance. One local government secondary school, Conservatorium High School, is listed; families should check enrolment zones and travel times against the exact address because school access can change across the CBD. Safety decisions should include current police updates and an evening visit, while 1.7% need assistance and average household size is 2.1. SEIFA is mixed: IRSAD ranks in decile 10, IEO in decile 10, IRSD in decile 5 and IER in decile 1, suggesting strong educational and occupational access but uneven economic resources.
Drive
8.6%
Public Transport
17.7%
Walk / Cycle
23.6%
Work from Home
48.8%
Population Forecast
+5.56%/yr
(+1,382 people/yr)
High GrowthGrowth is running at a forecast 5.56% annually, a high-growth setting driven primarily by overseas migration. Across the wider area, population change is 621.8% over 10 years, while the shift trajectory is labelled Mixed and the young share has increased by 2.0 percentage points. Rent growth is 6.2%, but real income growth is negative at -16.9%, so demand can expand while affordability remains pressured. The gentrification score is 0 and the stage is New development, while another classification marks the area Not gentrifying. Compared with a settled suburb, this points to construction-led change rather than a classic reinvention of an older low-density district. Affordability moved from 42.7 in 2011 to 44.3 in 2021 and is labelled Stable, tempering the otherwise strong growth signal.
Historical + Forecast
Hamilton-Perry + Holt smoothing on ERP 2001-2025
Age Cohort Forecast
Primary Driver
Overseas Migration
Net Overseas / yr
+418
Net Internal / yr
+226
Gentrification Signal
New development
National Ranking iPercentile rank among ~15,000 AU suburbs. 90% = higher than 90% of suburbs
How Sydney compares to ~15,000 Australian suburbs
Frequently Asked Questions
Is Sydney a good suburb to live in?
Sydney suits people who value central access, apartments and urban convenience. It has 16,667 residents, a median age of 32 and 23.6% walking or cycling to work. Compared with a family-oriented low-density suburb, the 73.2% rental share and 99.8% apartment share mean more turnover, less private outdoor space and closer attention to building management.
What is the median house price in Sydney?
A house median is not a meaningful benchmark because separate houses represent only 0.1% of dwellings, compared with 99.8% apartments. Buyers should use current apartment sales and bedroom-level evidence instead, especially because 42.8% of homes have 0 or 1 bedroom and 46.1% have 2 bedrooms.
What schools are in Sydney?
Conservatorium High School is the listed local school, a government secondary school. Families should compare enrolment zones, public transport and walking times for the exact address, because Sydney has 17.7% public-transport commuting and 23.6% walking or cycling. Confirm current intake rules before signing a lease or contract.
Is Sydney safe?
Treat safety as an address-level decision rather than relying on a suburb label. Review current police information, building access, lighting and evening activity before moving, particularly in a high-density area of 5,669.8 people per square kilometre with 26.2% vacancy. Inspect both day and night because conditions can differ between buildings and streets.
Is Sydney good for property investment?
Sydney can suit investors seeking a deep renter pool: 73.2% rent, weekly rent is $600 and vacancy is 26.2%. That combination is higher-risk than a tightly held family market because vacant stock and 48.6% resident turnover can lengthen leasing gaps. Development activity totals 1,377 over 12 months, while forecast growth is 5.56% annually.
How is Sydney's population changing?
Sydney's population is changing quickly across the wider area. The forecast trend is 5.56% annually, driven by overseas migration, and 10-year population change is 621.8%. The shift trajectory is Mixed, with the young share up 2.0 percentage points and senior share down 0.1. Compared with a settled suburb, this points to continued international inflow and a mobile age profile.
What languages are spoken in Sydney?
English is not the only major language pattern in Sydney. Mandarin is recorded for 854 people, Cantonese for 359 and Korean for 221, alongside Hindi at 152 and Japanese at 105. With 76.1% born overseas, language services and culturally familiar retail are more relevant here than in the national profile, where the overseas-born share is 54.5 percentage points lower.
What development is happening in Sydney?
Development activity is substantial, with 1,377 matters recorded over 12 months. Recent examples include office premises and commercial development under complying development certificates, so change is likely to affect employment space and street activity more than detached-house supply. Compared with a low-density suburb, Sydney's 99.8% apartment share means residents should check construction impacts, noise hours and future competing stock. Forecast growth is 5.56% annually.
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). Population forecasts use a Hamilton-Perry cohort model calibrated to ABS ERP.
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