Seventeen Mile Rocks vs Sinnamon Park
Seventeen Mile Rocks is the younger of the two, with a median age of 38 against 45 in Sinnamon Park. In both, the large majority of households own their home, the large majority of homes are detached houses, and most households are couple families. On these figures, Seventeen Mile Rocks tends to suit families with children, while Sinnamon Park suits older residents.
Which one suits you?
There is no overall winner — the suburb that suits a family with school-age kids is routinely the wrong one for someone commuting into the city. So each of these answers its own question, against a checklist you can see, using the same figures in the tables below.
Families with school-age kids
Sinnamon Park
ahead on 2 of the 6 things we measure here
- has more childcare (3 vs 0)
- has more parks and reserves (12 vs 7)
Weighs schools, house stock, crime, parks, childcare, and who already lives there.
First-home buyers
Seventeen Mile Rocks
ahead on the one thing that separates them
- has cheaper units ($640,000 vs $950,000)
Weighs house prices, unit prices, and mortgage stress.
Renters
Seventeen Mile Rocks
ahead on the one thing that separates them
- has cheaper rent ($425/wk vs $460/wk)
Weighs rent, rental stress, and how much is for rent.
Commuting to the city
Sinnamon Park
ahead on the one thing that separates them
- is more walkable (69/100 vs 59/100)
Weighs distance, drive time, rail access, and walkability.
Downsizers and retirees
Sinnamon Park
ahead on 2 of the 5 things we measure here
- has more residents already 65 and over (23% vs 10%)
- is more walkable (69/100 vs 59/100)
Weighs smaller dwellings, who already lives there, GPs, walkability, and crime.
Investors
Too close to call
Nothing among the 1 things we measure here separates them by enough to be worth acting on.
Weighs population growth.
Where they sit
Seventeen Mile Rocks and Sinnamon Park drawn to the same scale. Both outlines are shown together, so the map answers whether they share a border and how their areas compare.
Bars start at zero. Scores, risks and rankings are drawn against their full 0–100 range; other rows are drawn in proportion to the larger of the two.
Side by side, out of 100
Risks are inverted — shown as safety and low exposure — so a longer bar always means better.
Demographics
Sinnamon Park has more residents (6,590 vs 2,699); Sinnamon Park skews older (45 vs 38).
| Seventeen Mile Rocks | Sinnamon Park | |
|---|---|---|
| Population | 2,699 | 6,590 +144% vs other |
| Population trend (2016 → 2021) | -0.8% | +2.7% |
| Median age | 38 | 45 |
| Median household income | $136,084/yr +4% vs other | $130,520/yr |
| Median weekly rent | $425/wk | $460/wk +8% vs other |
Age profile
Share of residents in each band, 2021 Census.
Bars are drawn against the largest share shown (17.6%).
Who lives together
Household composition, 2021 Census.
Who owns and who rents
Occupied private dwellings by tenure, 2021 Census.
Where residents were born
Largest overseas birthplaces, as a share of all residents, 2021 Census. A dash means that country is not among the suburb's own eight largest.
Bars are drawn against the largest share shown (4.8%).
Qualifications
Highest non-school qualification, residents 15+, 2021 Census.
Bars are drawn against the largest share shown (21.5%).
What people live in
Occupied private dwellings by structure, 2021 Census.
Property market
| Seventeen Mile Rocks | Sinnamon Park | |
|---|---|---|
| Median house price | $1,475,000 | $1,572,500 |
| Median unit price | $640,000 | $950,000 |
| Median land price | — same for both | |
| Typical days to sell (houses) | 19 days from 21 sales | 22 days from 39 sales |
House price by bedroom count
Only bed counts both suburbs published enough sales for. Sale counts are shown because the buckets differ in depth.
10 vs 15 sales
17 vs 29 sales
15 vs 9 sales
Development activity
| Seventeen Mile Rocks | Sinnamon Park | |
|---|---|---|
| New dwellings approved | 9,382 across Brisbane same for both | |
| Approvals change year on year | +9% same for both | |
Ranking within QLD
| Seventeen Mile Rocks | Sinnamon Park | |
|---|---|---|
| House price | — same for both | |
| Income | Higher than 94% of QLD | Higher than 93% of QLD |
| Schools | — same for both | |
| Walkability | Higher than 89% of QLD | Higher than 91% of QLD |
| Affordability | — same for both | |
| EV adoption | Higher than 99% of QLD same for both | |
| NBN connectivity | Higher than 92% of QLD | Higher than 81% of QLD |
Liveability
Sinnamon Park is more walkable (69 vs 59).
| Seventeen Mile Rocks | Sinnamon Park | |
|---|---|---|
| Grade | A | A+ |
| Score | 80/100 | 82/100 |
| Socio-economic band | very advantaged area decile 10/10 same for both | |
Risk profile
| Seventeen Mile Rocks | Sinnamon Park | |
|---|---|---|
| Bushfire | None 0/100 same for both | |
| Crime | Moderate 54/100 | Moderate 53/100 |
| Flood | — same for both | |
| Coastal erosion | None 0/100 same for both | |
| Aircraft noise | None 0/100 same for both | |
| Industrial facilities nearby | 11 within 5 km | 6 within 5 km |
Schools
| Seventeen Mile Rocks | Sinnamon Park | |
|---|---|---|
| Inside the suburb | 0 same for both | |
| Rated above peers | 0 same for both | |
| Rated at peers | 0 same for both | |
| Rated below peers | 0 same for both | |
| Universities within 10 km | 3 St Lucia Campus, 7.2 km | 1 St Lucia Campus, 7.4 km |
| Full-time students aged 15–24 | 2.4% | 3.1% |
Amenities in the suburb
| Seventeen Mile Rocks | Sinnamon Park | |
|---|---|---|
| Cafes & restaurants | 0 | 2 |
| Parks & reserves | 7 | 12 |
| Childcare | 0 | 3 |
| GPs | 0 | 1 |
| Pharmacies | 0 | 2 |
| Fuel stations | 0 | 1 |
| Waterways | 4 | 5 |
Mobility
| Seventeen Mile Rocks | Sinnamon Park | |
|---|---|---|
| Walkability score | 59/100 | 69/100 |
| Distance to Brisbane | 15.8 km | 16.3 km +3% vs other |
| Drive time (normal traffic) | 23 min | 22 min |
| Public transport score | 48/100 Bus | 79/100 Bus |
| Peak arrivals per hour | 15.5 7-9am + 5-7pm | 98.5 7-9am + 5-7pm |
| Median peak wait | 2 min scheduled, not actual | 0 min scheduled, not actual |
| Electric vehicle share | 3.2% postcode 4073 same for both | |
| Rooftop solar per 100 dwellings | 78 postcode 4073 same for both | |
How people get to work
Method of travel on census day 2021 — which fell during COVID restrictions, so working from home is inflated and every travel mode understated.
Bars are drawn against the largest share shown (60.0%).
Setting
| Seventeen Mile Rocks | Sinnamon Park | |
|---|---|---|
| Elevation | 35 m above sea level, at the suburb centre | 28 m above sea level, at the suburb centre |
| Distance to the ocean | 20.8 km | 21.1 km |
NBN connectivity
| Seventeen Mile Rocks | Sinnamon Park | |
|---|---|---|
| Connectivity score | 82/100 | 72/100 |
| Most common technology | Fibre to the premises | Hybrid fibre-coaxial |
| Full-fibre (FTTP) share | 68% 1,375 premises | 23% 2,940 premises |
Climate
| Seventeen Mile Rocks | Sinnamon Park | |
|---|---|---|
| Annual rainfall | 1,032 mm same for both | |
| Summer max (Jan) | 30.5°C same for both | |
| Winter min (Jul) | 8.9°C same for both | |
Air quality (annual mean)
| Seventeen Mile Rocks | Sinnamon Park | |
|---|---|---|
| PM2.5 | 6.5 µg/m³ same for both | |
| PM10 | 17.3 µg/m³ same for both | |
| NO₂ | 0.99 pphm same for both | |
Council rates
| Seventeen Mile Rocks | Sinnamon Park | |
|---|---|---|
| Average residential rate | $1,519/yr same for both | |
| Council | Brisbane same for both | |
Federal electorate
| Seventeen Mile Rocks | Sinnamon Park | |
|---|---|---|
| Division | Oxley same for both | |
| Member | Milton Dick same for both | |
| Party | Australian Labor Party same for both | |
First Home Owner Grant
| Seventeen Mile Rocks | Sinnamon Park | |
|---|---|---|
| Grant amount | $30,000 same for both | |
| Property price cap | $750,000 same for both | |
| Eligibility | New same for both | |
Tags
Seventeen Mile Rocks
Sinnamon Park
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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.