Karatta flood map & planning overlays
A planning-constraint profile of Karatta
(Kangaroo Island Council, SA) - 317.36 km², mapped from live council and
state overlay data. This suburb is highly constrained.
Profile updated 8 September 2026.
Suburb-wide figures; the free map shows which overlays touch your lot.
Constraint readout
317.36 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Karatta's boundary, with the flood, bushfire and environmental overlays drawn on top.
Nearby suburbs, nearest first
Karatta at a glance
How Karatta is zoned
Selling in Karatta? The zone and overlays on this page are the Planning and Design Code controls a Form 1 vendor's statement has to disclose.
Across its 317.36 km², Karatta is highly constrained by planning overlays. Flood mapping covers the suburb and none of it falls 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 Rural. The median lot measures about 1,255,835 m² across 95 parcels.
Who lives in Karatta
Census 2021 figures published by the ABS for the Karatta 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 997, and decile 7 within South Australia. The national average is 1000.
Population trend, 2001 to 2025
Estimated resident population of Kangaroo Island, the wider ABS statistical area containing Karatta. There is no annual population series published at suburb level, so this describes the surrounding area rather than Karatta itself.
4,227 in 2001 to 5,212 in 2025, up 23%.
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.
Karatta 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 South Australian Planning and Design Code and Location SA spatial data |
| Bushfire-prone mapping | Mapped | the South Australian Planning and Design Code and Location SA spatial data |
| Zoning | Mapped | the South Australian Planning and Design Code and Location SA spatial data |
| Heritage and environment | Mapped where published | the South Australian Planning and Design Code and Location SA spatial data |
| Aircraft noise contours (ANEF) | Not held | the South Australian Planning and Design Code and Location SA spatial data, 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 8 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 Karatta 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.
Building or pricing a slab? The $119 geotechnical desktop report covers geology, soils, bores and an indicative AS 2870 site class for a Karatta lot.
See what's in the $9 report →Karatta planning - frequently asked
Is Karatta flood-prone?
Flood mapping covers Karatta and none of the suburb falls within a mapped flood overlay (the council-wide suburb average is 7%).
Is Karatta bushfire-prone?
Around 100% of Karatta is mapped as bushfire-prone, compared with a Kangaroo Island Council average of 96%.
What is the zoning in Karatta?
The dominant planning zone in Karatta is Rural, though the suburb also includes Conservation and Tourism Development.
Does Karatta have heritage-listed places?
Karatta has 1 heritage-listed place on record.
What is the typical lot size in Karatta?
Across 95 surveyed parcels in Karatta, the median lot size is about 1,255,835 m².
Is Karatta an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Karatta scores 997 and sits in decile 6 of 10 nationally and decile 7 within South Australia (decile 1 is the most disadvantaged tenth, decile 10 the least).
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Stun'Sail Boom | 11.4 km | 0% | 99% |
| Vivonne Bay | 17.9 km | 0% | 100% |
| Gosse | 18.0 km | 0% | 100% |
| Newland | 20.7 km | 0% | 100% |
| Flinders Chase | 21.6 km | 0% | 100% |
| Western River | 27.8 km | 0% | 100% |
| De Mole River | 28.3 km | 0% | 100% |
| Cape Borda | 29.6 km | 0% | 100% |
| Duncan | 30.6 km | 0% | 100% |
| Middle River | 33.8 km | 0% | 100% |