Flagstaff Hill SA 5159
Flagstaff Hill is a suburb in South Australia, 18 km from Adelaide CBD, around 24 minutes by car. Population is 10,184; the median age is 43 and the median household income is $108,160 per year. By household income, education, and employment patterns, it ranks in the top 20% nationally. The suburb grew 2.4% between 2016 and 2021. At the 2021 Census, households here paid a median rent of $385 per week and a median monthly mortgage of $1,733. 2 schools sit within the suburb boundary, and walkability is moderate.
Is Flagstaff Hill a good suburb?
Flagstaff Hill scores a A (72/100) on SuburbScan's Liveability grade — strong on transit, prices, safety, and community.
Mixed results
2 schools
Very walkable
Walkability 62/100 · 17.6 km · 24 min drive to Adelaide
More affordable than most
Median $1.04M · More affordable than 85% of SA
Low all-round risk
Fire 22/100 · Crime 18/100 · Flood 36/100
Very advantaged
SEIFA decile 9/10 · median age 43 · 10,184 residents
Liveability Rating
72 / 100 · Ranked #72 in SAEach bar is Flagstaff Hill's rank among SA suburbs, from 0 to 100 (higher is better). Scored on 4 of 5 factors: no school data, so the other factors carry its weight.
How do you rate the liveability in Flagstaff Hill?
Local knowledge beats any dataset. Rate it and see what other residents think.
Our score
72 / 100
From schools, safety and socio-economic data — not opinion.
Residents say
…
Median House Price
Public listings dataFlagstaff Hill's house market is moving higher: the median sale price reached $1.04 million, roughly 14% above where it sat a year earlier.
Houses
$1,035,500
15% above its 8 neighbours (median $902,000)
Based on 186 recorded sales in the last 24 months.
Typically sold in 15 days — median across 91 sales that recorded a listing period
By bedrooms
- 3 bed 88 sales $938K
- 4 bed 75 sales $1.11M
- 5 bed 16 sales $1.3M
Land
$585,000
Based on only 5 sales — small sample, take as indicative.
Typically sold in 34 days — median across 4 sales that recorded a listing period
Currently for Sale
Last 6 monthsHouses in Flagstaff Hill are currently listed at around $1.11 million on average. Based on 41 houses listed in the past six months.
$1.11M
41 houses listed in the last 6 months.
41 of the suburb's 3,617 dwellings (1.1%) were listed for sale in the last 6 months.
Rental Market
Advertised rents · last 6 monthsHouses in Flagstaff Hill rent for around $660 a week on average, based on 16 houses listed for rent in the past six months.
$660/wk
16 houses advertised for rent in the last 6 months.
16 rentals advertised against an estimated 380 rented homes (4.2%) in the last 6 months.
Rent agreed on new leases
Apr–Jun 2026- 3-bed houses
- $655/wk
- 10 bonds
- +35% since 2021
Median weekly rent on bonds lodged for new tenancies. Change since 2021 compares the median of the first four quarters with the last four. Asking rents above come from advertised listings.
Rental affordability
June quarter 202592 Unaffordable · the average rental household in this region would pay about 33% of its income on the median rent in postcode 5159.
SGS Rental Affordability Index: a score of 100 means rent takes 30% of income, the usual housing-stress line; lower scores are less affordable. "Region" is the capital city or the rest of the state.
Gross rental yield
Indicative$660/week ($34,000 a year) on a $1.11 million median
Gross yield — before strata, rates, management, insurance and vacancy. Calculated from median advertised rents and median asking prices over the last 6 months. How we calculate.
Is Flagstaff Hill safe? Crime statistics
2026Crime in Flagstaff Hill sits in the low band, with 90 incidents recorded in 2026 — down about 5% on the prior year.
90 offences
5.3% since 2025Crime Trend
Serious Road Crashes
2021–20254 crashes
where someone was killed or admitted to hospital
Crashes are counted where they happened, so a main road through the suburb carries people passing through; this is not a measure of risk to residents. This state’s crash data does not name the road.
Schools
Two schools serve Flagstaff Hill, and the cohort is trailing peer-suburb performance.
- • 858 students across 2 schools (avg 429)
- • ICSEA 1067-1074, median 1070 (above the national baseline of 1000)
- • Largest: Flagstaff Hill Primary School (432 students)
Primary
Universities nearby
- 3.1 kmBedford ParkFlinders University · 399 courses
- 5.7 kmTonsleyFlinders University · 63 courses
2.7% of residents here are full-time university students aged 15–24.
Distance is measured to the suburb centre. A campus nearby does not by itself mean a student rental market — most suburbs within a few kilometres of one have a student share close to the national norm, and the figure above is what tells them apart.
Walkability
Flagstaff Hill is somewhat walkable on foot — at 62/100, a short cluster of errands work on foot but most trips still benefit from a car.
Public transport
Weekday and weekend service frequency across every stop inside Flagstaff Hill.
- Peak (7-9am + 5-7pm)
- 155.8 arrivals/hr
- Off-peak weekday
- 94.6 arrivals/hr
- Saturday
- 66.2 arrivals/hr
- Median peak wait
- 0 min
- Span of service
- 19.1 hours
Scheduled service only, based on the 21 October 2026 timetable. Reliability (delays, cancellations) not measured.
NBN connectivity
The internet access technology available across NBN premises in Flagstaff Hill.
- Full-fibre (FTTP) share
- 46%
- Premises covered
- 3,940
NBN Co fixed-line and fixed-wireless premises, as at 30 December 2025. Higher-quality technologies (full fibre) score above copper, wireless, and satellite. Actual speeds depend on your plan.
Amenities
Onkaparinga: council population
The three add up to the change above. These are council-wide figures from the ABS, not figures for this suburb alone — this suburb's own population is in the census section above.
Socio-economic profile
The ABS scores 24 small areas inside this suburb and averages them into the single decile above. They fall into 6 different deciles — a wide range, so parts of this suburb rank well above the average and parts well below it.
Flagstaff Hill is home to about 10,200 residents, with a median age of 43, a touch above the national 38. Median household income runs at $108,000 a year, with unemployment at 4.2%.
2021 Census · change since 2016
Population
10,184
Median Age
43
Median Household Income
$108,160/yr
Census Median Rent
$385/wk
Census Median Mortgage
$1,733/mo
Avg Household Size
2.7
Median Personal Income
$43,888/yr
Unemployment Rate
4.2%
Unoccupied Dwellings
3.5%
Total Dwellings
3,617
Owner-Occupier Rate
89.5%
Houses
96.5%
Rental Stress
18.5%
Mortgage Stress
19.2%
Work From Home
12.9%
Dwelling Types
Property Ownership
7 rented from a state or territory housing authority and 3 from a community housing provider, as a share of the 374 rented dwellings above — not of all dwellings.
Demographics
- Born in Australia
- 70.5%
- English Spoken at Home
- 85.1%
- Employment Rate
- 63.7%
- Completed Year 12
- 51.7%
Occupations
Religion
Country of Birth (overseas)
Largest overseas birthplaces, as a share of all residents.
When They Arrived
Share of all residents by the year they arrived in Australia. Periods cover different numbers of years, so compare the shape rather than the bar widths.
328 residents (3.2%) arrived since 2016. Australia’s borders were closed to most arrivals from March 2020, so the last two years of that period are much smaller than the ones before them — nationally 260,799 people arrived in 2019 against 28,521 in 2021.
Where New Residents Came From
Where residents aged five and over lived five years before the 2021 Census, for those who lived somewhere else.
Top places newcomers came from, as a share of the 9,677 residents aged five and over. Areas are ABS statistical regions. Small counts are approximate: the ABS adjusts every figure slightly to protect privacy.
Languages Spoken at Home
Top languages other than English, as a share of all residents.
Age Distribution
Family & Household Composition
Commute to Work
18% of employed residents work in a capital's city centre (944 of 5,362).
City centre: the ABS area around each capital's CBD, such as Sydney Inner City or Perth City (which takes in Subiaco and Leederville). 2021 Census place of work.
Local Jobs
People who work in this suburb against employed people who live here, 2021 Census.
About 1,177 people work here; 5,362 employed residents live here.
Mostly a place people commute from: 0.2 jobs per working resident. At least 77% of employed residents must work outside the suburb.
Counts are by place of work and place of usual residence. The ABS counts jobs in zones; where a zone spans several places, its jobs are shared out by land use. The ABS also adjusts every figure slightly to protect privacy.
Education
Cars per Dwelling
Council Rates
Households face an average residential rates bill of $2,008 a year through Onkaparinga based on 2024 figures.
How this land is zoned
- Residential 68%
- Environmental 29%
- Parks and recreation 2%
- Zones under 1% 1%
Zoning sets what may be built, not what is there today. A single address can sit in a different zone to the suburb around it — the property page shows the zone for one address.
Building Approvals: Onkaparinga
In the year to August 2026, 1,367 new dwellings were approved across Onkaparinga. That mix is 813 houses and 554 units. Approvals are up 58.4% on the same period a year earlier.
Air Quality
This station does not measure fine particles (PM2.5).
PM10 averaged 19.5 µg/m³ · NO₂ averaged 0.34 pphm. Days over the limit in 2025: PM10 3 · NO₂ 0 · ozone 0.
From the Christie Downs monitoring station, 12.6 km away.
Climate & Setting
from Adelaide Airport M.o., 12.3 kmDry climate — hot summers, mild winters.
- Elevation
- 194 m
- above sea level, at the suburb centre
- Distance to the ocean
- 6.5 km
- Near high-voltage lines
- 4.4% of addresses
- 191 within 100 m of an overhead line of 110 kV or more
- Annual rainfall
- 394 mm
- 71 rainy days
- Summer max (Jan)
- 28.1°C
- 16 days ≥ 35°C
- Winter min (Jul)
- 7.8°C
- 0 frost days ≤ 0°C
Elevation is the ground at the suburb centre, from Geoscience Australia's National Digital Elevation Model. Approximate — it reads high in dense built-up areas. It is a measure of height above sea level and not an indicator of flood risk, which depends on height above nearby waterways.
Industrial Emissions Nearby
3 facilities within 5 km- 2.7 km
- 2.7 km
- 4.1 kmOther Motor Vehicle Parts ManufacturingTop reported: Total Volatile Organic Compounds · Toluene (methylbenzene) · Carbon monoxide
EV adoption
In postcode 5159, 262 of 27,228 registered light vehicles are battery-electric on 31 January 2025. A further 3.2% (860 vehicles) are hybrid or plug-in hybrid, taking the non-petrol, non-diesel share to 4.1%.
Rooftop solar
In postcode 5159, 9,157 rooftop-solar systems totalling 49.9 MW have been installed since 2001, against 13,038 dwellings recorded in the 2021 Census. 532 went up in the last year.
Counts every system certified since 2001, so a roof re-fitted with a newer system is counted twice, and small commercial systems are included alongside houses — useful for comparing postcodes, not an estimate of how many homes have working panels today.
2026 covers part of the year only, to 2026-07.
First Home Owner Grant
FY2026-27$15,000 for new homes.
No purchase-price cap. Stamp duty is fully exempted for eligible first-home buyers as a separate concession.
Mortgage repayments
2 mortgage brokers are registered in this suburb, 5 across postcode 5159.
Conveyance duty at the owner-occupier rate, and it excludes first home buyer concessions — those can cut it substantially or remove it entirely. Excludes legal, inspection and lender fees. Check with RevenueSA
A deposit under 20% usually attracts Lenders Mortgage Insurance, which this doesn't include.
Principal and interest over 30 years, fixed rate. Excludes fees, offset, redraw and LMI. Default rate is the median comparison rate across 1788 advertised products as at 2026-10-27 — indicative only, and not an offer. Your rate depends on the lender, your deposit and your circumstances. Not financial advice.
Federal Electorate
Currently held by Amanda Rishworth Australian Labor Party
| Year | Winner | 2PP ALP | 2PP LNP | Swing |
|---|---|---|---|---|
| 2025 | Amanda Rishworth | 70.7% | 29.3% | +4.4 |
| 2022 | Amanda Rishworth | 66.3% | 33.6% | -4.4 |
| 2019 | Amanda Rishworth | 61.9% | 38.1% | +1.6 |
Results are per division — federal electoral boundaries are redrawn periodically, so the history reflects this division's past, not necessarily the exact suburb's voters across time.
State Electorate
Currently held by Erin Thompson Australian Labor Party
Next state election: 16 March 2030.
| Year | Winner | Won with |
|---|---|---|
| 2026 | Erin Thompson ALP | 66.4% |
| 2022 | Erin Thompson ALP | 53.4% |
Results are per district. Districts were last redrawn in 2024, so results from before then describe the district of that name, not necessarily this suburb's voters. Results: Electoral Commission of South Australia.
Looking at a specific address in Flagstaff Hill?
Every figure above is a suburb average, and an average smooths over the difference between a street of family homes and a block of flats. Look up one address and you get the census for the few hundred people around it, its own nearest schools and stops, and what the state has mapped for that block.
- The census for a few hundred neighbours, not all 10,184 residents
- Nearest and zoned schools, with the walk from that door
- Flood, bushfire and noise mapping, where the state publishes it
Free to look up. Subscribers see every section in full — $29/month.
Featured in
Checking the whole city?
Suburbs to avoid in Adelaide There is no list of bad suburbs, but there are hazards the state measures and publishes — recorded crime, bushfire exposure, flood overlays and aircraft noise. Adelaide suburbs ranked on them, with what the numbers do and don't mean.Nearby suburbs
Happy Valley SA 5159
Aberfoyle Park SA 5159
Coromandel Valley SA 5051
Craigburn Farm SA 5051
O'Halloran Hill SA 5158
Bellevue Heights SA 5050
Compare Flagstaff Hill to another suburb
Side-by-side stats for any other SA suburb — type a name and pick one.
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Common questions about Flagstaff Hill
Is Flagstaff Hill a safe place to live?
Recorded crime in Flagstaff Hill is low (18/100, ranked against other SA suburbs on offences per resident).
What natural hazards affect Flagstaff Hill?
Flagstaff Hill has a low recorded bushfire history (22/100, ranked against every Australian suburb with any fire history). Flood overlays cover a low share of it (36/100). These are suburb-wide figures; check the address, as flood and bushfire exposure change street by street.
Is Flagstaff Hill a good place to live?
Flagstaff Hill has a SuburbScan Liveability grade of A (72/100), ranked against other SA suburbs on school quality (25%), safety (25%), SEIFA socio-economic advantage (25%), walkability (15%) and CBD access (10%). Whether it suits you depends on what you weigh — each of those is on this page.
What is the population of Flagstaff Hill?
Flagstaff Hill, SA had a population of 10,184 at the 2021 Australian Bureau of Statistics census.
What is the postcode for Flagstaff Hill, SA?
The postcode for Flagstaff Hill, SA is 5159.
How far is Flagstaff Hill from Adelaide?
Flagstaff Hill is 18 km from Adelaide CBD by road, about 24 minutes by car in normal traffic. Distance is the most-direct driving route, not straight-line.
What is the median household income in Flagstaff Hill?
At the 2021 ABS Census, median household income in Flagstaff Hill was $108,160 a year. It is the most recent suburb-level income figure until 2026 Census results are released in 2027.
What is the median weekly rent in Flagstaff Hill?
The median advertised rent in Flagstaff Hill is $660 a week for houses (16 listings), from rental listings over the last six months.
What is the median age in Flagstaff Hill?
The median age of residents in Flagstaff Hill was 43 at the 2021 ABS Census.
Is Flagstaff Hill at risk of bushfire?
Flagstaff Hill has a low recorded bushfire history (22/100). The score comes from Geoscience Australia's historical bushfire boundaries, with planned burns excluded: the area of recorded fires touching the suburb relative to its size, ranked against every Australian suburb with any fire history. It records where fire has burned, not a bushfire-prone land designation, which your council's planning scheme sets.
How are the schools in Flagstaff Hill?
There are 2 schools inside the Flagstaff Hill boundary: 1 at and 1 below similar schools on NAPLAN, compared with same-state, same-type schools of similar socio-educational advantage (ICSEA).
Is Flagstaff Hill walkable?
Flagstaff Hill scores 62/100 on the SuburbScan Walkability Score, making it somewhat walkable. The score is a weighted average of public transport, schools, parks, supermarkets, GPs, pharmacies, childcare, and hospitals within walking distance.
What is the weather like in Flagstaff Hill?
At the nearest Bureau of Meteorology station to Flagstaff Hill, Adelaide Airport M.o. (12.3 km away), summer days average 28.1°C, winter nights 7.8°C, 394 mm of rain a year over 71 rainy days, and 16 days a year above 35°C over 2006-2026.
Is the First Home Owner Grant available in Flagstaff Hill?
First-home buyers in SA may be eligible for $15,000 towards new homes. The grant is administered by RevenueSA; confirm current eligibility before signing a contract — state rules and amounts can change.
What council does Flagstaff Hill belong to?
Flagstaff Hill sits within the Onkaparinga local government area. Council rates, planning approvals, and waste collection fall under this LGA.
How much are council rates in Flagstaff Hill?
The average residential rates bill through Onkaparinga is $2,008 a year (2024). Every suburb in this LGA shares the same schedule — individual bills vary with land value.
How much is being built near Flagstaff Hill?
Across Onkaparinga, 1,367 new residential dwellings were approved in the year to August 2026 (source: ABS Building Approvals). That's up 58.4% on the same period a year earlier. These are LGA-level totals — every suburb in the council shares the same figure.
Which federal electorate is Flagstaff Hill in?
Flagstaff Hill sits within the federal Division of Kingston, currently held by Amanda Rishworth (Australian Labor Party).
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Data freshness
- Census · 2021
- Median sale prices · Oct 2026
- For-sale & rental market · Oct 2026
- Council rates · FY 2024–25
- Building approvals · Aug 2026
- Schools · 2025
- Public transport · Oct 2026
- NBN connectivity · Dec 2025
- Crime · 2026
- Road crashes · 2021–2025
- Air quality · 2025
- Climate · 2006–2026
- Socio-economic (SEIFA) · 2021
- EV adoption · Jan 2025
- First Home Owner Grant · Sep 2026
- Federal electorate · 2025
- State electorate · 2026
- Amenities · Sep 2026
- Health & emergency facilities · Sep 2026
- Industrial emissions (NPI) · 2024/2025
- Coastal erosion · 1988–2025
- Aircraft noise · 2024
Vintages show when each source's data is from. See all data sources.
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Information shown is provided as-is from Australian government and commercial data sources.
Always verify with the relevant authority before making property decisions.
See Data Sources and How We Calculate for details.