Houtskär, or Houtskari in Finnish, is a municipality of Finland.
It is located in the province of Western Finland and is part of the Finland Proper region. The municipality has a population of 674 (2004-12-31) and covers an area of 121.18 km² (excluding sea) of which 0.65 km² is inland water. The population density is 5.59 inhabitants per km².
The municipality is bilingual with majority being Swedish and minority Finnish speakers.
In the 2004 municipal elections, the Swedish People's Party got 100% of the votes.
Alfred