Mapping population density using the Iceland Grid Population density is most commonly measured as the ratio between individuals and a given areal unit, usually presented as the number of inhabitants per square kilometre.
Íbúaþéttleiki er yfirleitt mældur sem hlutfall milli einstaklinga og ákveðinnar svæðiseiningar, gjarnan sett fram sem fjöldi íbúa á ferkílómetra.