Koulo is a settlement in the north-west area of Lifuka island, Tonga. The population is 171.[1] Koulo location in Lifuka Island [1]"PRELIMINARY RESULT TONGA POPULATION CENSUS 2021" (PDF). Tonga Statistics Department. 24 December 2021. p. 4. Retrieved 31 December 2021.19.777°S 174.341°W / -19.777; -174.341 (Kouloe)This Tongan location article is a stub. You can help Wikipedia by expanding it.vte