Lock, South Australia
| Lock South Australia | |||||||||||||||
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Lock Institute | |||||||||||||||
| Coordinates | 33°34′S 135°46′E / 33.567°S 135.767°E | ||||||||||||||
| Population | 253 (SAL 2021) | ||||||||||||||
| Established | 1918 | ||||||||||||||
| Postcode(s) | 5633 | ||||||||||||||
| Elevation | 123 m (404 ft) | ||||||||||||||
| Location |
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| LGA(s) | District Council of Elliston | ||||||||||||||
| State electorate(s) | Flinders | ||||||||||||||
| Federal division(s) | Grey | ||||||||||||||
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Lock is a town in the centre of Eyre Peninsula in South Australia. It is central Eyre Peninsula's main grain storage hub, as it is surrounded by a predominantly farming community, with emphasis on cereal crop production. The town has a hotel, caravan park, motel, supermarket, post office, police station, library, sporting complex, golf and bowling clubs and area school. At the 2006 census, Lock had a population of 290.