Not all people decorate their houses for Christmas but most people put up lights on their house and some put decorations up in their yard.
Snowmen, santa clauses, lights, deer,
Christmas is a religious holiday celebrated by Christians so most Muslims would not celebrate it or decorate their houses for it.
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Weirdly, many families in France decorate their house with mini Santa's climbing up a string to their roof/balcony, villages have similar Christmas lights to england.
how do the swedes prople decorate thier house on christmas
yes, we decorate inside and outside. yay christmas!
They decorate their trees with flowers.
In Turkey, people take New Year like Christmas so people decorate Christmas trees, decorate their houses or invite their friends, go to parties (it usually happens on the 31th December) so I can say that it's weird a bit in Turkey.I live in Turkey btw.
Christmas Trees of cause
They have Christmas trees with things like lights, balls, tinsel and other Christmas decorations. On walls you may have banners, special Christmas decorations, and signs. Cribs are common in most homes and various lights and candles. Christmas-related items such as Santa or reindeer may form part of Christmas decorations too. Holly and ivy are common and other flowers and plants.
Yes, people in Sweden decorate their homes and public places are decorated too at Christmas.