Gretna bushfire risk
Of Gretna’s 124 mapped properties, 0% are in a mapped flood area and 100% are in a bushfire hazard area.
For context, Gretna’s flood exposure is below the TAS average of 3.2%, and bushfire exposure is above the TAS average of 35.4%.
Check a specific Gretna address
Risk varies property by property.
Hazard exposure
Where the hazards are in Gretna
Flood and bushfire areas across Gretna. Zoom in to see how they fall relative to individual streets.
Crime near Gretna
Gretna sits in the Tasmania police jurisdiction, which recorded 17,094 reported offences in the 12 months to Dec 2025.
Every reported offence by type — these add up to the 17,094 total. Figures are for the whole Tasmania police jurisdiction (which may cover several suburbs), last 12 months. Reported offences only.
Zoning in Gretna
Gretna is mostly rural. The most common zones:
Rural — farming and agricultural land; housing is limited.
Zone: Agriculture
Rural — farming and agricultural land; housing is limited.
Zone: Rural
Low density residential — mostly detached houses on standard suburban blocks.
Zone: Low Density Residential
School catchments in Gretna
Gretna can span more than one catchment — check a specific address (below) for the exact school.
Who lives in Gretna
At the 2021 Census, 9.4% of Gretna’s 254 residents were born overseas.
Top ancestries
Top countries of birth
Ancestry counts people reporting each ancestry (up to two each), as a share of responses. Source: ABS 2021 Census.
Development near Gretna
Central Highlands (Tas.) council approved 4 new dwellings in the 12 months to Jun 2026.
New dwellings approved across the whole Central Highlands (Tas.) council area (not just Gretna). See the council trend. Source: ABS Building Approvals.
Nearby suburbs
Other suburbs in Central Highlands (Tas.)
Compare Gretna with the rest of the council area, largest first.
Figures are indicative only — verify any specific property with the relevant council. Sources: council/state planning schemes & flood mapping, Geoscape G-NAF, state police crime statistics, ABS.