Seisia, Queensland
| Seisia Queensland | |||||||||||||||
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Beach at Seisia, 2011 | |||||||||||||||
| Coordinates | 10°51′00″S 142°22′05″E / 10.85°S 142.3680°E | ||||||||||||||
| Population | 293 (2021 census) | ||||||||||||||
| • Density | 127.4/km2 (330/sq mi) | ||||||||||||||
| Postcode(s) | 4876 | ||||||||||||||
| Area | 2.3 km2 (0.9 sq mi) | ||||||||||||||
| Time zone | AEST (UTC+10:00) | ||||||||||||||
| Location | |||||||||||||||
| LGA(s) | Northern Peninsula Area Region | ||||||||||||||
| State electorate(s) | Cook | ||||||||||||||
| Federal division(s) | Leichhardt | ||||||||||||||
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Seisia /ˈseɪʃə/ is a coastal town and a locality in the Northern Peninsula Area Region, Queensland, Australia. In the 2021 census, the locality of Seisia had a population of 293 people.