Mount Charlton flood map & planning overlays
A planning-constraint profile of Mount Charlton
(Mackay Regional, QLD) - 121.27 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
121.27 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Mount Charlton's boundary, with the flood, bushfire and environmental overlays drawn on top.
Nearby suburbs, nearest first
How common is mapped flood risk across Mount Charlton properties?
Overlay percentages say how much land is constrained; these figures say how many properties are actually touched in a suburb-wide analysis of 157 Mount Charlton properties. No individual property result is identified on this page.
Lot-level readout
Flood-risk rating across all 157 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in Mount Charlton.
Mount Charlton at a glance
Schools in and near Mount Charlton
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: 3.89 km from the suburb boundary
Secondary: 3.89 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 Charlton is zoned
Selling in Mount Charlton? 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 121.27 km², Mount Charlton is highly constrained by planning overlays. Flood mapping covers the suburb and none of it falls within a mapped flood overlay, and 48% is flagged bushfire-prone. The dominant land-use zone is Rural. The terrain is hilly, and the median lot measures about 242,102 m² across 186 parcels.
Who lives in Mount Charlton
Census 2021 figures published by the ABS for the Mount Charlton 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 964, and decile 5 within Queensland. The national average is 1000.
Age profile
Share of Mount Charlton's 151 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Seaforth - Calen, the wider ABS statistical area containing Mount Charlton. There is no annual population series published at suburb level, so this describes the surrounding area rather than Mount Charlton itself.
7,079 in 2001 to 8,785 in 2025, up 24%.
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 Charlton 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 |
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 Mount Charlton 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 over parts of Mount Charlton. The free check tells you whether one reaches an address; where it does, a Flood Model Report is +$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 Charlton lot.
See what's in the $9 report →Mount Charlton planning - frequently asked
Is Mount Charlton flood-prone?
Flood mapping covers Mount Charlton and none of the suburb falls within a mapped flood overlay (the council-wide suburb average is 34%). Across the suburb, 0% of the 157 properties we analysed carry some level of mapped flood risk.
Is Mount Charlton bushfire-prone?
Around 48% of Mount Charlton is mapped as bushfire-prone, compared with a Mackay Regional average of 26%.
What is the zoning in Mount Charlton?
The dominant planning zone in Mount Charlton is Rural, though the suburb also includes Conservation and Open space.
Does Mount Charlton have heritage-listed places?
No heritage-listed places are on record within Mount Charlton.
Is Mount Charlton hilly or flat?
Mount Charlton is hilly: the median ground slope is about 12%, and 39% of measured points sit on grades of 15% or steeper. Ground level runs from roughly 35 m to 242 m AHD across the suburb.
What is the typical lot size in Mount Charlton?
Across 186 surveyed parcels in Mount Charlton, the median lot size is about 242,102 m². There are also 9 registered easements mapped in the suburb.
What is the population of Mount Charlton?
At the 2021 Census Mount Charlton had 151 usual residents, with a median age of 53 and an average household size of 2.5 people. The wider Seaforth - Calen statistical area, which contains Mount Charlton, went from 7,079 people in 2001 to 8,785 in 2025, up 24%.
Is Mount Charlton an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Mount Charlton scores 964 and sits in decile 4 of 10 nationally and decile 5 within Queensland (decile 1 is the most disadvantaged tenth, decile 10 the least).
What is the median household income in Mount Charlton?
Median household income in Mount Charlton was $1,292 a week at the 2021 Census, against $1,937 for the typical suburb in Mackay Regional. Median rent was $180 a week and the median mortgage repayment $2,197 a month.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Mount Pelion | 8.2 km | 9% | 37% |
| Mount Ossa | 9.2 km | 9% | 44% |
| Calen | 11.4 km | 3% | 35% |
| Dows Creek | 12.0 km | 0% | 34% |
| Owens Creek | 12.0 km | <1% | 30% |
| Mount Martin | 14.4 km | 0% | 34% |
| Pindi Pindi | 15.8 km | <1% | 16% |
| St Helens Beach | 17.0 km | 32% | 19% |
| Kuttabul | 17.2 km | <1% | 53% |
| Gargett | 17.8 km | 0% | 28% |