Ko Vaimalō ʻoku kau ia ʻi he kolo siʻi ʻo e Vahenga Fonua Hihifo ʻo Vavaʻu. ʻI hono lau fakafonua ʻo e kakai ʻo e kolo ni fakamuimui ʻi he 2005 naʻa nau kakato ki he toko 187; naʻe toko 119 ʻa e kakai lalahi ʻi he taʻu 18 ki ʻolunga pea na ʻe toko 68 ʻa e fanau iiki ʻihe taʻu 17 ki lalo. ʻOku feʻunga ʻae ngaahi ʻapi lesisita ʻoku nofoʻi ʻi he kolo ni mo e ʻapi 'e 32.