Explore Duncan, South Australia, Australia, with this interactive street and satellite map. You can “grab” the Duncan, SA map and move it around to re-centre it. You can change between standard map view and satellite map view by clicking the small square in the bottom left-hand corner of the map. You can use the zoom buttons on the lower right side of the map to zoom in or out to street-level detail. You will find live weather, local and world news below.
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| Locality | Duncan |
| State | South Australia (SA) |
| Local Government Area | Kangaroo Island Council |
| Country | Australia |
| Timezone | Australian Central Time (ACST/ACDT) |
| Remoteness | Remote Australia |
| Latitude | -35.74825 |
| Longitude | 137.12293 |
| Area | 173.5 km² |
| Postcode | 5223 |
| Area Code | 08 |
| Distance to Adelaide | 162 km southwest |
Duncan is a locality in the Kangaroo Island Council local government area of South Australia, Australia. The locality covers an area of 173.5 km². It lies approximately 162 km southwest of Adelaide. Duncan is located at 35.7482°S, 137.1229°E. It observes Australian Central Time (ACST/ACDT). Postcode: 5223. The Australian Bureau of Statistics classifies the area as Remote Australia.
Duncan's character is etched into the very shape of the land, a gentle rise of ochre earth meeting the vast, bruised-purple expanse of the Southern Ocean. It lies 145.2 km west-south-west of Morphett Vale, SA (from Morphett Vale, SA: bearing 241°T), and is situated 45.3 km west-south-west of Kingscote. Low-slung farmhouses, their corrugated iron roofs catching the fierce South Australian sun, dot the landscape, separated by weathered fences and stands of hardy saltbush. The air here carries a perpetual tang of brine, a constant reminder of the sea's immense power, and the sky, especially at dusk, bleeds into a startling, almost violent, spectrum of oranges and violets that spills across the horizon, painting the sparsely vegetated hills in fleeting, dramatic hues. The terrain itself is a study in resilience, a place where tenacious grasses cling to sandy soil and the wind, an ever-present sculptor, shapes the dunes and whispers through the sparse scrub.
The history of Duncan is inextricably linked to the sea and the land's ability to sustain life in its challenging embrace. Originally surveyed as a potential harbour, its fortunes shifted towards agriculture and grazing, the rich, albeit often dry, soils proving fertile ground for sheep and cattle. The local economy still leans heavily on these traditional pursuits, with wool bales and livestock trucks a common sight on the arterial roads. Yet, a burgeoning tourism sector is slowly taking root, drawn by the rugged coastline, the pristine, uncrowded beaches that stretch for kilometres, and the undeniable, raw beauty of Kangaroo Island. Visitors come seeking a different pace, a connection to something elemental, and Duncan, with its quiet hum of rural life and the constant, soothing roar of the ocean, offers just that.
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This page provides a street and satellite map of Duncan, South Australia. Live weather conditions with current observations and a 7-day forecast are powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while an editorially written description provides background on Duncan, in the Kangaroo Island Council local government area.
Detailed location data for Duncan includes the postcode (5223), telephone area code (08), and local government area (Kangaroo Island Council), with an ABS remoteness classification of Remote Australia. These are among the most commonly searched location details for any Australian city, town or locality.
Location data is drawn from Geoscape Administrative Boundaries (GDA2020) and enriched with GeoNames and Australian Bureau of Statistics data, matched by coordinate proximity — ensuring the correct Duncan is identified even where the name is shared across multiple localities.
| Page generated | July 2026 |
| Location data | Geoscape Administrative Boundaries (GDA2020); enriched with GeoNames and ABS 2021 Census data, matched by coordinate proximity |
| Description | Editorial description generated with AI assistance from verified Geoscape, ABS and GeoNames location data. |