Marion Bay
Town
Jetty at Marion Bay
Marion Bay
Coordinates:35°14′31″S136°58′41″E / 35.241867°S 136.978179°E /-35.241867; 136.978179[7]
Country	Australia
State	South Australia
Region	Yorke and Mid North[1]
LGA	Yorke Peninsula Council
Location	151 km (94 mi) SW ofAdelaide
Established	1872[citation needed]
Government
• State electorate	Narungga[2]
• Federal division	Grey[3]
Population
• Total	210 (SAL2021)[5]
Postcode	5575[6]
County	Fergusson[7]
Mean max temp	20.3 °C (68.5 °F)[8]
Mean min temp	13.0 °C (55.4 °F)[8]
Annual rainfall	432.8 mm (17.04 in)[8]
Localities around Marion Bay Spencer Gulf White Hut Warooka Spencer Gulf Inneston Marion Bay Foul Bay Inneston Investigator Strait Investigator Strait
Location[6] Adjoining localities[7]

Marion Bay is a smalltownship in theAustralian state ofSouth Australia at the southern tip of theYorke Peninsula.

It is surrounded by beaches and is the gateway to theDhilba Guuranda–Innes National Park. The close proximity of the beach and cliffs have popularized Marion Bay as a fishing destination, with Brown Beach in the nearby Innes National Park being particularly famous among recreational fisherman as a picturesque fishing destination.^{[citation needed]}

In 2008, adesalination plant was commissioned to meet the water demands of the summer tourist season. A 60 kL/d sea waterreverse osmosis plant now supplies the local caravan park, residents and businesses. The plant was commissioned in response to declining bore water quality and associated problems ofcorrosion. The plant was designed and constructed byOsmoflo.^[9]

Marion Bay is located within the federalDivision of Grey, the stateelectoral district of Narungga and the local government area known as theYorke Peninsula Council.^[3][2][7]

Marion Bay features in Tricia Stringer's 2020 novelThe family inheritance.

• List of cities and towns in South Australia
• Warrenben Conservation Park

Wikimedia Commons has media related toMarion Bay, South Australia.

• Yorke Peninsula website
• Yorke Peninsula: Marion Bay

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