Upper Warren, Western Australia
| Upper Warren Western Australia | |||||||||||||||
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| Coordinates | 34°21′44″S 116°20′09″E / 34.36228°S 116.33575°E | ||||||||||||||
| Population | 55 (SAL 2021) | ||||||||||||||
| Postcode(s) | 6258 | ||||||||||||||
| Area | 95 km2 (37 sq mi) | ||||||||||||||
| Location | |||||||||||||||
| LGA(s) | Shire of Manjimup | ||||||||||||||
| State electorate(s) | Warren-Blackwood | ||||||||||||||
| Federal division(s) | O'Connor | ||||||||||||||
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Upper Warren is a rural locality of the Shire of Manjimup in the South West region of Western Australia. Its northern and eastern borders are formed by the Muir Highway, while it borders the South Western Highway at its far south-western corner. The Warren River runs from through the locality from east to west while, in places, also forming its border.