Garden Island Creek flood map & planning overlays
A planning-constraint profile of Garden Island Creek
(Huon Valley, TAS) - 36.99 km², mapped from live council and
state overlay data. This suburb is highly constrained.
Profile updated 10 September 2026.
Suburb-wide figures; the free map shows which overlays touch your lot.
Constraint readout
36.99 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Garden Island Creek's boundary, with the flood, bushfire and environmental overlays drawn on top.
Nearby suburbs, nearest first
Garden Island Creek at a glance
How Garden Island Creek is zoned
Buying in Garden Island Creek? The zone and code overlays on this page are the Tasmanian Planning Scheme controls a section 337 certificate reports for a title.
Across its 36.99 km², Garden Island Creek is highly constrained by planning overlays. About 6% of the suburb sits within a mapped flood overlay, and 100% is flagged bushfire-prone. There is 1 heritage-listed site on record, and the dominant land-use zone is Landscape Conservation. The median lot measures about 20,857 m² across 256 parcels.
Who lives in Garden Island Creek
Census 2021 figures published by the ABS for the Garden Island Creek 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 893, and decile 3 within Tasmania. The national average is 1000.
Age profile
Share of Garden Island Creek's 282 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Cygnet, the wider ABS statistical area containing Garden Island Creek. There is no annual population series published at suburb level, so this describes the surrounding area rather than Garden Island Creek itself.
3,661 in 2001 to 5,216 in 2025, up 42%.
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.
Garden Island Creek 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 Tasmanian Planning Scheme and the LIST (Land Tasmania) |
| Bushfire-prone mapping | Mapped | the Tasmanian Planning Scheme and the LIST (Land Tasmania) |
| Zoning | Mapped | the Tasmanian Planning Scheme and the LIST (Land Tasmania) |
| Heritage and environment | Mapped where published | the Tasmanian Planning Scheme and the LIST (Land Tasmania) |
| Aircraft noise contours (ANEF) | Not held | the Tasmanian Planning Scheme and the LIST (Land Tasmania), Defence |
| Observed flight paths | Watched, not yet sampled here | adsb.lol, under the Open Database License |
| Demographics | Available | Australian Bureau of Statistics (2021 Census and SEIFA) |
Profile last materially updated 10 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 Garden Island Creek 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 here: a Flood Model Report is available for about 180 Garden Island Creek addresses (+$9 with the planning report).
See what's in the $9 report →Garden Island Creek planning - frequently asked
Is Garden Island Creek flood-prone?
About 6% of Garden Island Creek falls within a mapped flood overlay, against the council-wide suburb average of 8%. Modelled flood depth, velocity and flood level are held for about 180 Garden Island Creek addresses, from published flood studies; the free check on the Flood Model Report page says whether a model reaches a given address.
Is Garden Island Creek bushfire-prone?
Around 100% of Garden Island Creek is mapped as bushfire-prone, compared with a Huon Valley average of 99%.
What is the zoning in Garden Island Creek?
The dominant planning zone in Garden Island Creek is Landscape Conservation, though the suburb also includes Rural and Rural Living.
Does Garden Island Creek have heritage-listed places?
Garden Island Creek has 1 heritage-listed place on record.
What is the typical lot size in Garden Island Creek?
Across 256 surveyed parcels in Garden Island Creek, the median lot size is about 20,857 m².
What is the population of Garden Island Creek?
At the 2021 Census Garden Island Creek had 282 usual residents, with a median age of 38 and an average household size of 2.4 people. The wider Cygnet statistical area, which contains Garden Island Creek, went from 3,661 people in 2001 to 5,216 in 2025, up 42%.
Is Garden Island Creek an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Garden Island Creek scores 893 and sits in decile 2 of 10 nationally and decile 3 within Tasmania (decile 1 is the most disadvantaged tenth, decile 10 the least).
What is the median household income in Garden Island Creek?
Median household income in Garden Island Creek was $1,036 a week at the 2021 Census, against $1,206 for the typical suburb in Huon Valley. Median rent was $300 a week and the median mortgage repayment $1,127 a month.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Deep Bay | 4.0 km | 4% | 99% |
| Randalls Bay | 4.1 km | 8% | 100% |
| Middleton Kingborough |
4.1 km | 5% | 100% |
| Gordon Kingborough |
4.6 km | 4% | 100% |
| Garden Island | 5.3 km | 8% | 99% |
| Charlotte Cove | 5.4 km | 19% | 97% |
| Verona Sands | 5.7 km | 10% | 91% |
| Abels Bay | 5.7 km | 5% | 100% |
| Birchs Bay Kingborough |
5.9 km | 4% | 100% |
| Gardners Bay | 5.9 km | 5% | 100% |