Throsby flood map & planning overlays
A planning-constraint profile of Throsby (Gungahlin, ACT) - 1.47 km², mapped from live district and state overlay data. This suburb is highly constrained.
Everything below is suburb-wide. Overlays change block to block - see which ones actually touch your lot. The map is free.
Constraint readout
1.47 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Throsby'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.
Throsby at a glance
How Throsby is zoned
Buying in Throsby? The Territory Plan zone on this page sits alongside the Crown lease, which sets what a block may actually be used for - a $9 planning report pulls the zone and every overlay at the block level for any Throsby address.
Across its 1.47 km², Throsby is highly constrained by planning overlays. Flood mapping covers the suburb and none of it falls within a mapped flood overlay, and 36% is flagged bushfire-prone. There are 50 heritage-listed sites on record, and the dominant land-use zone is Suburban. The median lot measures about 437 m² across 889 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.
Throsby data sources and coverage
Every figure below is an aggregate for the suburb boundary. “Not mapped” means LayeredGeo does not hold a source layer covering this suburb; it is never an all-clear for a particular property.
| Dataset | Coverage | Publisher |
|---|---|---|
| Flood mapping | Mapped | the ACT Territory Plan and ACT Government spatial data |
| Bushfire-prone mapping | Mapped | the ACT Territory Plan and ACT Government spatial data |
| Zoning | Mapped | the ACT Territory Plan and ACT Government spatial data |
| Heritage and environment | Mapped where published | the ACT Territory Plan and ACT Government spatial data |
| Demographics | Not available | Australian Bureau of Statistics (2021 Census and SEIFA) |
Profile last materially updated 20 August 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 Throsby 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 →Throsby planning - frequently asked
Where can I see a flood map of Throsby?
The schematic on this page is a Throsby flood map: the mapped flood overlays drawn over the suburb's terrain and street grid. Flood lines vary block to block, so for a specific property use the free interactive map - search any Throsby address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Throsby flood-prone?
Flood mapping covers Throsby and none of the suburb falls within a mapped flood overlay (the district-wide suburb average is 2%). Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.
Is Throsby bushfire-prone?
Yes - around 36% of Throsby is mapped as bushfire-prone, compared with a Gungahlin average of 38%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in Throsby?
The dominant planning zone in Throsby is Suburban, though the suburb also includes Urban Open Space and Transport. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Throsby have heritage-listed places?
Throsby has 50 heritage-listed places on record. Heritage listing affects what you can alter or demolish, so confirm whether a specific property is listed or near a heritage place.
What is the typical lot size in Throsby?
Across 889 surveyed parcels in Throsby, the median lot size is about 437 m². There are also 159 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.
Does Throsby have a train station?
There is no train station inside Throsby itself. The suburb is served by 6 bus stops.
Do I need a planning report for a Throsby property?
A Throsby 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.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Harrison | 0.9 km | 0% | 25% |
| Franklin | 2.0 km | <1% | 21% |
| Kenny | 2.6 km | 3% | 91% |
| Gungahlin | 2.9 km | 4% | 36% |
| Forde | 3.3 km | 0% | 30% |
| Mitchell | 3.8 km | <1% | 55% |
| Palmerston | 4.1 km | 0% | 9% |
| Amaroo | 4.2 km | 9% | 15% |
| Bonner | 4.3 km | 0% | 32% |
| Watson Canberra Central |
4.8 km | <1% | 44% |