Mount Samson flood map & planning overlays
A planning-constraint profile of Mount Samson
(Moreton Bay City, QLD) - 18.4 km², mapped from live council and
state overlay data. This suburb is highly constrained.
Profile updated 12 September 2026.
Suburb-wide figures; the free map shows which overlays touch your lot.
Constraint readout
18.4 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Mount Samson's boundary, with the flood, bushfire and environmental overlays drawn on top.
Nearby suburbs, nearest first
How common is mapped flood risk across Mount Samson properties?
Overlay percentages say how much land is constrained; these figures say how many properties are actually touched in a suburb-wide analysis of 245 Mount Samson properties. No individual property result is identified on this page.
Lot-level readout
Flood-risk rating across all 245 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in Mount Samson.
Mount Samson flood history and overland flow
These are suburb-wide totals across 245 analysed properties. They show how common each mapped category is across Mount Samson; they do not identify or describe any individual property.
Mapped overland flow
218 analysed properties carry a mapped overland-flow category.
- Low: 218
Source: Moreton Bay Regional 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.
Mount Samson at a glance
Schools in and near Mount Samson
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
1 school providing primary years and 0 providing secondary years. A combined school may be counted in both teaching levels.
Nearest school availability
Primary: inside the suburb
Secondary: 7.81 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 Mount Samson is zoned
Selling in Mount Samson? 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 18.4 km², Mount Samson is highly constrained by planning overlays. About 29% of the suburb sits within a mapped flood overlay, and 76% is flagged bushfire-prone. There are 4 heritage-listed sites on record, and the dominant land-use zone is Rural. The terrain is hilly, and the median lot measures about 21,440 m² across 244 parcels.
Recent development applications in Mount Samson
Applications are counted across the whole gazetted suburb from the public Moreton Bay Regional 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 18 September 2026. Check the official council register.
Who lives in Mount Samson
Census 2021 figures published by the ABS for the Mount Samson 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 1096, and decile 10 within Queensland. The national average is 1000.
Age profile
Share of Mount Samson's 625 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Dayboro, the wider ABS statistical area containing Mount Samson. There is no annual population series published at suburb level, so this describes the surrounding area rather than Mount Samson itself.
5,554 in 2001 to 10,103 in 2025, up 82%.
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.
Mount Samson property market snapshot
Queensland Government publishes this as a SA2 market series for Dayboro, the wider statistical area containing Mount Samson. It is not a valuation and is not specific to this suburb or any individual property.
House sales
Median sale price from 135 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.
Mount Samson 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 | Moreton Bay Regional Council |
Profile last materially updated 12 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 Mount Samson 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 30 Mount Samson 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 Mount Samson lot.
See what's in the $9 report →Mount Samson planning - frequently asked
Is Mount Samson flood-prone?
About 29% of Mount Samson falls within a mapped flood overlay, against the council-wide suburb average of 39%. Across the suburb, 24% of the 245 properties we analysed carry some level of mapped flood risk, including 48 rated high risk or historically affected.
Is Mount Samson bushfire-prone?
Around 76% of Mount Samson is mapped as bushfire-prone, compared with a Moreton Bay City average of 59%.
What is the zoning in Mount Samson?
The dominant planning zone in Mount Samson is Rural, though the suburb also includes Community facilities and Limited development.
Does Mount Samson have heritage-listed places?
Mount Samson has 4 heritage-listed places on record.
Is Mount Samson hilly or flat?
Mount Samson is hilly: the median ground slope is about 13%, and 39% of measured points sit on grades of 15% or steeper. Ground level runs from roughly 49 m to 157 m AHD across the suburb.
What is the typical lot size in Mount Samson?
Across 244 surveyed parcels in Mount Samson, the median lot size is about 21,440 m². There are also 45 registered easements mapped in the suburb.
What is the population of Mount Samson?
At the 2021 Census Mount Samson had 625 usual residents, with a median age of 47 and an average household size of 3.1 people. The wider Dayboro statistical area, which contains Mount Samson, went from 5,554 people in 2001 to 10,103 in 2025, up 82%.
Is Mount Samson an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Mount Samson scores 1096 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 Mount Samson?
Median household income in Mount Samson was $2,750 a week at the 2021 Census, against $1,827 for the typical suburb in Moreton Bay City. Median rent was $435 a week and the median mortgage repayment $2,392 a month.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Closeburn | 3.5 km | 20% | 92% |
| Samsonvale | 4.5 km | 40% | 82% |
| Cedar Creek | 4.7 km | 15% | 90% |
| Clear Mountain | 4.7 km | 14% | 96% |
| Yugar | 5.4 km | 18% | 79% |
| Cashmere | 5.6 km | 30% | 83% |
| Kobble Creek | 6.2 km | 11% | 99% |
| Samford Valley | 7.8 km | 34% | 40% |
| Whiteside | 8.5 km | 48% | 74% |
| Highvale | 8.5 km | 17% | 83% |