ACT 2602 Census 2021 + Live DA Data

Downer

At 63.3% university-qualified, Downer sits 33.2 percentage points above the national average, making it one of the most educated suburbs in the ACT. Packed into just 1.63 sq km at a density of 2,629 residents per sq km, its 4,296 residents skew younger than average, with a median age of 35, which is 5 years below national. Household income lands in the 87th percentile nationally, driven by a workforce dominated by Public Administration (34.2%) and Professional services (14%). The SEIFA IEO score of 1,125 at decile 9 confirms the suburb ranks highly on education and employment advantage compared to national benchmarks.

Downer urban fabric map

Population

4,296

Median Age

35.0

Household IncomeiMedian weekly household income (ABS Census)

$2,267/wk

DAs (12 months)iDevelopment Applications lodged in the past year

9

1.63 km²· 2,628.8 people/km²· Family income $2,882/wk

Monthly mortgage repayments average $2,167. Separate houses dominate at 67.1% of dwellings, with apartments at 16.8% and semi-detached at 16%. Three-bedroom homes are the most common at 45% of stock, followed by four-plus bedroom at 27%, giving buyers solid choice for families. Outright owners account for 27.6% and mortgage holders 35.4%, while 37% of households rent, higher than typical owner-occupier suburbs. The 5.9% vacancy rate signals moderately available rental supply relative to purchase demand.

For Buyers

Monthly mortgage repayments average $2,167. Separate houses dominate at 67.1% of dwellings, with apartments at 16.8% and semi-detached at 16%. Three-bedroom homes are the most common at 45% of stock, followed by four-plus bedroom at 27%, giving buyers solid choice for families. Outright owners account for 27.6% and mortgage holders 35.4%, while 37% of households rent, higher than typical owner-occupier suburbs. The 5.9% vacancy rate signals moderately available rental supply relative to purchase demand.

For Investors

A 37% renter share against a weekly rent of $420 provides a consistent tenant pool. The vacancy rate of 5.9% is elevated, suggesting rental supply outpaces demand at current rent levels, so pricing discipline matters. Demand fundamentals are positive: overseas migration adds 93 residents annually while net internal migration is negative at minus 52, a common ACT pattern where public sector rotation brings short-stay renters. Population grew 20.9% over 10 years, above ACT average, and 8 development applications were lodged in the past 12 months, including proposals for lease variations and new dwellings, indicating gradual densification rather than large-scale supply pressure.

Development Activity

Total DAs

47

Last 12 Months

9

YoY ChangeiYear-over-year change in DA lodgements

+80.0%

Avg DA CostiAverage estimated cost per DA in the past year

N/A

Monthly DA Lodgements

DA Categories

Renovation / Extension
6
Granny Flat / Secondary Dwelling
2
Swimming Pool / Spa
2
New Dwelling
1
Demolition
1
Other
1
Garage / Carport / Shed
1

Demographics

The median age of 35 is 5 years below the national figure, giving Downer a working-age skew that is reinforced by a 66.9% participation rate and only 892 residents not in the labour force. Overseas-born residents are 29.9%, which is 8.3 percentage points above the national figure, and the top ancestry groups are English (1,394), Irish (560) and Scottish (472), alongside Chinese (237). Languages other than English include Mandarin (63 speakers), Greek (28) and Hindi (20). University qualifications reach 63.3%, compared to the national rate of roughly 30%, a 33-point gap that reflects Canberra's public sector and research labour market. Average household size is 2.5, equal to the national figure, and 48.6% of families are couples with children.

Age Distribution

0-14
17.9%
15-24
13.2%
25-44
35.5%
45-64
20.8%
65+
12.7%

Bedrooms

Studio/1br
9.1%
2 bed
18.9%
3 bed
45.0%
4+ bed
27.0%

Dwelling Structure

67.1%

Houses

16.0%

Townhouse

16.8%

Apartment

Tenure

Own 27.6% Mortgage 35.4% Rent 37.0%

Owner-occupiers split into 27.6% outright and 35.4% with a mortgage, while 37% rent, a higher renter proportion than typical suburban ACT areas. Separate houses make up 67.1% of stock, with semi-detached at 16% and apartments at 16.8%, giving a balanced mix compared to inner Canberra. Three-bedroom homes are the plurality at 45%, four-plus bedroom at 27% and two-bedroom at 18.9%. Rent-to-income sits at 18.5%, below the 30% stress threshold, indicating neither renters nor owners face acute housing cost pressure. Vacancy at 5.9% is moderately high, suggesting available supply in the rental market.

Mortgage / mo

$2,167

Rent / wkiABS Census 2021 median across all dwelling types. Current market rents are typically higher.

$420

Census 2021

HH Size

2.5

Personal Income / wk

$1,125

Vacancy Ratei% of dwellings unoccupied on Census night (ABS 2021)

5.9%

Unoccupied

103

Rent / IncomeiMedian rent as % of household income. Over 30% = housing stress

18.5%

Mortgage / IncomeiMedian mortgage as % of household income. Over 30% = housing stress

22.1%

Community Profile

Languages Spoken at Home

Mandarin
63
Greek
28
Hindi
20
Canton
19
Nepali
18
Italian
15

Ancestry

English
1,394
Other
799
Irish
560
Scottish
472
Chinese
237
Ancestry NS
181

Household Composition

27.3%

Couples, no children

3,030

Total families

Economy & Employment

Public Administration employs 34.2% of local workers (640 people), more than double the second-largest sector, Professional and Technical services at 14% (262). Education (11.6%) and Healthcare (9.6%) round out the top four, a profile consistent with Canberra's government-anchored economy. By occupation, Professionals account for 782 workers and Managers 475, together forming a majority of the employed base. The unemployment rate is 4.2% with a full-time employment rate of 63.4% and 828 part-time workers. The SEIFA IEO decile of 9 confirms high education and occupation advantage nationally. Personal weekly income averages $1,125, and family weekly income reaches $2,882. Real income growth was 15.6% over the decade, a solid gain that underpins the suburb's improving affordability trajectory.

Unemployment

5.1%

Labour Force

2,752

Unemployed

139

Quarterly Trend

Mar-24 Dec-25

Source: SALM Dec-25

Socio-Economic Indexes (SEIFA)iABS index ranking suburbs from 1 (most disadvantaged) to 10 (most advantaged)

Overall advantage
9
Disadvantage
8
Economic resources
5
Education & occupation
9

Full-time

63.4%

Part-time

32.4%

Participation

66.9%

Employed

2,261

Occupations

Professionals 782
Managers 475
Clerical/Admin 289
Community/Personal 259
Labourers 173
Sales 115
Machinery/Drivers 42

Top Industries

Public Admin 34.2%
Professional/Tech 14.0%
Education 11.6%
Healthcare 9.6%
Hospitality 5.5%

University

63.3%

Postgraduate

25.7%

Born Overseas

29.9%

Dwellings

1,627

Transport to Work

Downer ranks at SEIFA IRSAD decile 9 and IRSD decile 8, placing it in the top tier of advantage nationally with very low rates of relative disadvantage. Walkability and cycling are notably strong: 13.2% of residents walk or cycle to work, above average for Canberra, while 77.2% drive and only 2.7% use public transport. Only 4.2% (174 residents) require daily assistance, consistent with the young median age of 35. Volunteering runs at 24.4%, above the national average, suggesting strong community engagement. No schools are recorded inside the suburb boundary in this dataset, so families typically access schools in neighbouring precincts. Housing stress is low, with rent-to-income at 18.5% and mortgage-to-income at 22.1%, both comfortably below stress thresholds.

Drive

77.2%

Public Transport

2.7%

Walk / Cycle

13.2%

Work from Home

N/A

Population Forecast

+1.43%/yr

(+65 people/yr)

Established

Population grew 20.9% over 10 years, well above the national average, reaching an estimated 4,296 in 2025. Annual growth tracks at 1.43%, or about 65 additional residents per year. Medium forecasts project 4,916 residents by 2031, a 14% increase from current levels. Overseas migration is the primary driver at 93 net residents annually, more than offsetting net internal outflow of minus 52, a typical ACT dynamic where federal government contracts rotate workers interstate. The gentrification score sits at 23 with early signs as signals: population up 24% since 2011 and accelerating trajectory. Affordability improved from 48% in 2011 to 37.3% in 2021, a meaningful shift that positions Downer as increasingly accessible relative to broader ACT price growth. The suburb did not experience a COVID population dip, indicating stable underlying demand.

Historical + Forecast

Hamilton-Perry + Holt smoothing on ERP 2001-2025

Age Cohort Forecast

Primary Driver

Overseas Migration

Net Overseas / yr

+93

Net Internal / yr

-52

23

Gentrification Signal

Early signs

Population +24% since 2011, Accelerating: 1% → 23%

National Ranking iPercentile rank among ~15,000 AU suburbs. 90% = higher than 90% of suburbs

How Downer compares to ~15,000 Australian suburbs

Population
Top 13%
Household Income
Top 13%
Rent Level
Top 13%
Apartments
Top 21%
Renters
Top 19%
Uni Educated
Top 3%
Public Transport
Bottom 43%
Born Overseas
Top 14%
Density
Top 5%

Frequently Asked Questions

Is Downer a good suburb to live in?

Downer ranks at SEIFA IRSAD decile 9 and IEO decile 9 nationally, placing it in the top tier of advantage. Household income is in the 87th percentile nationally, housing stress is low (mortgage-to-income 22.1%), and 13.2% of residents walk or cycle to work. The main trade-off is a 5.9% vacancy rate reflecting competitive rental supply.

What is the median house price in Downer?

Monthly mortgage repayments average $2,167, giving a mortgage-to-income ratio of 22.1%, below the 30% stress threshold. Weekly rent averages $420, producing a gross yield around 3.7%.

What schools are in Downer?

No schools are recorded inside the Downer boundary in this dataset. Families rely on schools in neighbouring ACT suburbs. Despite the lack of local schools, 63.3% of Downer residents hold university qualifications, which is 33.2 percentage points above the national figure.

Is Downer safe?

Detailed crime statistics are not available for Downer in this dataset. As an indirect indicator, the suburb scores SEIFA IRSD decile 8 (low relative disadvantage nationally) and IRSAD decile 9, and only 4.2% (174 people) of its 4,296 residents require daily assistance, both consistent with a low-disadvantage profile.

Is Downer good for property investment?

The 5.9% vacancy rate warrants monitoring. Population grew 20.9% over 10 years and forecasts point to 4,916 residents by 2031, supporting long-run demand.

How is Downer's population changing?

Population grew 20.9% over the past 10 years and is increasing at 1.43% annually, adding about 65 residents per year. Overseas migration drives growth at 93 net residents per year, offsetting net internal outflow of minus 52. Forecasts project 4,916 residents by 2031, up from 4,296 in 2025.

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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