Yli-Ii is a municipality of Finland.
The municipality has a population of 2,185 (30 September 2012) and covers an area of 793.27 square kilometers (306.28 sq mi) of which 24.12 km2 (9.31 sq mi) is water. The population density is 2.84 inhabitants per square kilometer (7.4 /sq mi).
The municipality is unilingual Finnish