Sinnamon Park flood map & planning overlays
A planning-constraint profile of Sinnamon Park
(Brisbane City, QLD) - 3.07 km², mapped from live council and
state overlay data. This suburb is highly constrained.
Profile updated 19 September 2026.
Suburb-wide figures; the free map shows which overlays touch your lot.
Constraint readout
3.07 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Sinnamon Park's boundary, with the flood, bushfire and environmental overlays drawn on top.
Nearby suburbs, nearest first
How common is mapped flood risk across Sinnamon Park properties?
Overlay percentages say how much land is constrained; these figures say how many properties are actually touched in a suburb-wide analysis of 2,936 Sinnamon Park properties. No individual property result is identified on this page.
Lot-level readout
Flood-risk rating across all 2,936 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in Sinnamon Park.
Sinnamon Park flood history and overland flow
These are suburb-wide totals across 2,936 analysed properties. They show how common each mapped category is across Sinnamon Park; they do not identify or describe any individual property.
Recorded historical flood mapping
1,200 analysed properties intersect at least one mapped historical event extent.
- Historic Flood 1974: 1,184
- January 2011: 675
- February 2022: 439
Mapped overland flow
469 analysed properties carry a mapped overland-flow category.
- Low: 40
- Medium: 19
- High: 20
- Affected: 390
Source: Brisbane City Council flood mapping, aggregated by LayeredGeo. Categories are only shown where at least five analysed properties share them. An address-level check is still required to determine whether a particular lot is mapped.
Sinnamon Park at a glance
Schools in and near Sinnamon Park
Public school-location data shows availability across the suburb. These figures do not rate schools and do not assign a particular address to a catchment.
Inside the suburb boundary
0 schools providing primary years and 0 providing secondary years. A combined school may be counted in both teaching levels.
Nearest school availability
Primary: 0.28 km from the suburb boundary
Secondary: 0.28 km from the suburb boundary
Source: Queensland Government school geographic information. Catchment boundaries can divide a suburb and change over time; use the official catchment finder for a specific address.
How Sinnamon Park is zoned
Selling in Sinnamon Park? The lot-level zone is the zoning Part 3 of Queensland's Form 2 seller disclosure statement asks for - see our Form 2 planning data guide.
Across its 3.07 km², Sinnamon Park is highly constrained by planning overlays. About 52% of the suburb sits within a mapped flood overlay, and 13% is flagged bushfire-prone. There are 4 heritage-listed sites on record, and the dominant land-use zone is Low density residential. The terrain is gently undulating, and the median lot measures about 708 m² across 2,306 parcels.
Recent development applications in Sinnamon Park
Applications are counted across the whole gazetted suburb from the public Brisbane City Council register. No application address or individual property is published here.
Submitted in the past 12 months
The exact total and latest date are suppressed for privacy.
Counts depend on applications that the council publishes and that can be assigned to a suburb. Categories can overlap when one application covers several types. Totals below five and their latest dates are suppressed. Register last synchronised 20 September 2026. Check the official council register.
Who lives in Sinnamon Park
Census 2021 figures published by the ABS for the Sinnamon Park suburb boundary itself, not a wider region.
Socio-economic standing
ABS SEIFA 2021 ranks every Australian suburb. Decile 1 is the most disadvantaged tenth of the country, decile 10 the least.
Score 1104, and decile 10 within Queensland. The national average is 1000.
Age profile
Share of Sinnamon Park's 6,590 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Seventeen Mile Rocks - Sinnamon Park, the wider ABS statistical area containing Sinnamon Park. There is no annual population series published at suburb level, so this describes the surrounding area rather than Sinnamon Park itself.
6,857 in 2001 to 9,886 in 2025, up 44%.
Source: ABS Census 2021 and SEIFA 2021 (Suburbs and Localities), Regional Population (SA2), CC BY 4.0. Small counts are randomly adjusted by the ABS.
Sinnamon Park property market snapshot
Queensland Government publishes this as a SA2 market series for Seventeen Mile Rocks - Sinnamon Park, the wider statistical area containing Sinnamon Park. It is not a valuation and is not specific to this suburb or any individual property.
House sales
Median sale price from 114 sales over 12 months to March 2026.
Unit sales
Median sale price from 25 sales over 12 months to March 2026.
Source: Queensland Government Statistician's Office (QGSO). View the source profile. The same SA2 figure can appear on several suburb pages within that statistical area.
Sinnamon Park data sources and coverage
“Not mapped” means we hold no source layer for this suburb - never an all-clear.
| Dataset | Coverage | Publisher |
|---|---|---|
| Flood mapping | Mapped | the relevant council planning scheme and Queensland Government spatial data |
| Bushfire-prone mapping | Mapped | the relevant council planning scheme and Queensland Government spatial data |
| Zoning | Mapped | the relevant council planning scheme and Queensland Government spatial data |
| Heritage and environment | Mapped where published | the relevant council planning scheme and Queensland Government spatial data |
| Aircraft noise contours (ANEF) | Not held | the relevant council planning scheme and Queensland Government spatial data, Defence |
| Demographics | Available | Australian Bureau of Statistics (2021 Census and SEIFA) |
| School availability | Available | Queensland Government |
| Market statistics | Available at SA2 level | Queensland Government Statistician's Office (QGSO) |
| Development applications | Available as suburb totals | Brisbane City Council |
Profile last materially updated 19 September 2026. See the methodology and full source list. Source data changes over time and critical decisions should be checked with the responsible authority.
Check a specific Sinnamon Park address
See exactly which overlays touch a single property - the interactive map is free. Need it on paper? A full planning PDF is just $9.
Published flood models are held here: a Flood Model Report is available for about 2,900 Sinnamon Park addresses (+$9 with the planning report).
The Terrain Report shows the fall of the block - contours, cross sections and a 3D model of the lot (+$9 with the planning report).
Building or pricing a slab? The $119 geotechnical desktop report covers geology, soils, bores and an indicative AS 2870 site class for a Sinnamon Park lot.
See what's in the $9 report →Sinnamon Park planning - frequently asked
Is Sinnamon Park flood-prone?
About 52% of Sinnamon Park falls within a mapped flood overlay, against the council-wide suburb average of 40%. Across the suburb, 51% of the 2,936 properties we analysed carry some level of mapped flood risk, including 397 rated high risk or historically affected.
Is Sinnamon Park bushfire-prone?
Around 13% of Sinnamon Park is mapped as bushfire-prone, compared with a Brisbane City average of 27%.
What is the zoning in Sinnamon Park?
The dominant planning zone in Sinnamon Park is Low density residential, though the suburb also includes Open space (Local) and Open space (District).
Does Sinnamon Park have heritage-listed places?
Sinnamon Park has 4 heritage-listed places on record.
Is Sinnamon Park hilly or flat?
Sinnamon Park is gently undulating: the median ground slope is about 8%, and 7% of measured points sit on grades of 15% or steeper. Ground level runs from roughly 12 m to 50 m AHD across the suburb.
What is the typical lot size in Sinnamon Park?
Across 2,306 surveyed parcels in Sinnamon Park, the median lot size is about 708 m². There are also 130 registered easements mapped in the suburb.
Does Sinnamon Park have a train station?
There is no train station inside Sinnamon Park itself. The suburb is served by 39 bus stops.
What is the population of Sinnamon Park?
At the 2021 Census Sinnamon Park had 6,590 usual residents, with a median age of 45 and an average household size of 2.8 people. The wider Seventeen Mile Rocks - Sinnamon Park statistical area, which contains Sinnamon Park, went from 6,857 people in 2001 to 9,886 in 2025, up 44%.
Is Sinnamon Park an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Sinnamon Park scores 1104 and sits in decile 10 of 10 nationally and decile 10 within Queensland (decile 1 is the most disadvantaged tenth, decile 10 the least).
What is the median household income in Sinnamon Park?
Median household income in Sinnamon Park was $2,510 a week at the 2021 Census, against $2,122 for the typical suburb in Brisbane City. Median rent was $460 a week and the median mortgage repayment $2,167 a month.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Seventeen Mile Rocks | 1.2 km | 46% | 44% |
| Jindalee | 1.4 km | 71% | 19% |
| Mount Ommaney | 1.5 km | 46% | 18% |
| Jamboree Heights | 1.9 km | 24% | 0% |
| Fig Tree Pocket | 2.1 km | 69% | 66% |
| Darra | 2.8 km | 25% | 8% |
| Sumner | 2.8 km | 76% | 34% |
| Middle Park | 2.9 km | 32% | 4% |
| Oxley | 3.2 km | 59% | 25% |
| Kenmore | 3.3 km | 36% | 46% |