Mount Byron flood map & planning overlays
A planning-constraint profile of Mount Byron
(Somerset Regional, QLD) - 148.87 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
148.87 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Mount Byron's boundary, with the flood, bushfire and environmental overlays drawn on top.
Nearby suburbs, nearest first
Mount Byron at a glance
Schools in and near Mount Byron
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: 4.36 km from the suburb boundary
Secondary: 14.69 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 Byron is zoned
We don't yet hold the planning scheme zoning for Mount Byron, so this page can't show its zone mix. That is a gap in our data, not an absence of zoning - every lot in Mount Byron sits in a zone under the Somerset Regional planning scheme, and Somerset Regional is the authority to check it with. The other overlays on this page are unaffected.
Across its 148.87 km², Mount Byron is highly constrained by planning overlays. Flood mapping covers the suburb and none of it falls within a mapped flood overlay, and 85% is flagged bushfire-prone. There is 1 heritage-listed site on record. The median lot measures about 279,377 m² across 213 parcels.
Who lives in Mount Byron
Census 2021 figures published by the ABS for the Mount Byron 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 992, and decile 7 within Queensland. The national average is 1000.
Population trend, 2001 to 2025
Estimated resident population of Esk, the wider ABS statistical area containing Mount Byron. There is no annual population series published at suburb level, so this describes the surrounding area rather than Mount Byron itself.
4,299 in 2001 to 5,236 in 2025, up 22%.
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 Byron 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 | Not 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 |
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 Byron 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.
Building or pricing a slab? The $119 geotechnical desktop report covers geology, soils, bores and an indicative AS 2870 site class for a Mount Byron lot.
See what's in the $9 report →Mount Byron planning - frequently asked
Is Mount Byron flood-prone?
Flood mapping covers Mount Byron and none of the suburb falls within a mapped flood overlay (the council-wide suburb average is 2%).
Is Mount Byron bushfire-prone?
Around 85% of Mount Byron is mapped as bushfire-prone, compared with a Somerset Regional average of 54%.
What is the zoning in Mount Byron?
We don't yet hold the planning scheme zoning for Mount Byron, so this page can't say how it is zoned - that is a gap in our data, not an absence of zoning. Somerset Regional publishes the zone maps for this area.
Does Mount Byron have heritage-listed places?
Mount Byron has 1 heritage-listed place on record.
What is the typical lot size in Mount Byron?
Across 213 surveyed parcels in Mount Byron, the median lot size is about 279,377 m². There are also 3 registered easements mapped in the suburb.
Is Mount Byron an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Mount Byron scores 992 and sits in decile 6 of 10 nationally and decile 7 within Queensland (decile 1 is the most disadvantaged tenth, decile 10 the least).
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Crossdale | 6.1 km | Not mapped | 41% |
| Mount Pleasant Moreton Bay City |
8.9 km | 15% | 77% |
| Laceys Creek Moreton Bay City |
10.6 km | 11% | 90% |
| Mount Mee Moreton Bay City |
10.6 km | 9% | 82% |
| Ocean View Moreton Bay City |
11.8 km | 8% | 93% |
| Bryden | 13.7 km | Not mapped | 50% |
| Somerset Dam | 14.1 km | Not mapped | 70% |
| King Scrub Moreton Bay City |
14.5 km | 14% | 66% |
| Mount Delaney Moreton Bay City |
14.7 km | 18% | 81% |
| Armstrong Creek Moreton Bay City |
14.7 km | 16% | 92% |