Grasstree Beach flood map & planning overlays
A planning-constraint profile of Grasstree Beach (Mackay Regional, QLD) - 16.88 km², mapped from live council and state overlay data. This suburb is highly constrained.
Constraint readout
16.88 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Grasstree Beach's boundary, with the flood, bushfire and environmental overlays drawn on top. It shows where constraints fall; the interactive map shows them on your exact address.
Grasstree Beach flood risk at the property level
Overlay percentages say how much land is constrained; these figures say how many properties are actually touched, from our lot-by-lot analysis of 590 Grasstree Beach properties.
Lot-level readout
Flood-risk rating across all 590 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in Grasstree Beach.
Grasstree Beach at a glance
How Grasstree Beach is zoned
Selling in Grasstree Beach? 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 16.88 km², Grasstree Beach is highly constrained by planning overlays. About 36% of the suburb sits within a mapped flood overlay, and 44% is flagged bushfire-prone. The dominant land-use zone is Rural. The terrain is gently undulating, and the median lot measures about 1,010 m² across 575 parcels. These figures are suburb-wide - the overlays that actually apply to a given lot can differ block to block, which is what a property-level check tells you.
Check a specific Grasstree Beach 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.
See what's in the $9 report →Grasstree Beach planning - frequently asked
Where can I see a flood map of Grasstree Beach?
The schematic on this page is a Grasstree Beach flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 36% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any Grasstree Beach address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Grasstree Beach flood-prone?
About 36% of Grasstree Beach falls within a mapped flood overlay, against a Mackay Regional average of 54%. Looking lot by lot, 14% of the 590 properties we analysed in Grasstree Beach carry some level of mapped flood risk, including 80 rated high risk or historically affected. Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.
Is Grasstree Beach bushfire-prone?
Yes - around 44% of Grasstree Beach is mapped as bushfire-prone, compared with a Mackay Regional average of 26%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in Grasstree Beach?
The dominant planning zone in Grasstree Beach is Rural, though the suburb also includes Open space and Rural residential. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Grasstree Beach have heritage-listed places?
No heritage-listed places are on record within Grasstree Beach. Even so, it is worth confirming for an individual property before any works.
Is Grasstree Beach hilly or flat?
Grasstree Beach is gently undulating: the median lot slope is about 5%, and 11% of properties sit on slopes of 15% or steeper. Ground level runs from roughly 6 m to 58 m AHD across the suburb. Slope drives site costs - cut and fill, retaining walls and driveway grades - so it is worth knowing before you commit to a sloping block.
What is the typical lot size in Grasstree Beach?
Across 575 surveyed parcels in Grasstree Beach, the median lot size is about 1,010 m². There are also 41 registered easements mapped in the suburb - an easement can restrict where you can build, so always check the title and overlays for the specific lot.
Do I need a planning report for a Grasstree Beach property?
A Grasstree Beach planning report pulls every overlay - zoning, flood, bushfire, heritage and environmental - that touches a single lot, on live council and state data. The interactive map preview is free; a full PDF report is $9.