A first survey on Trichoptera distribution in Austria is given, based on original material of about 60.000 specimens which have been identified by the author during the last seven years. Literature records and immature stages are not considered. A total of 256 species is actually known from Austria; the respective numbers for the regions are given in Tab. 1, the complete list in Tab. 2. About 30 additional species are expected to be found in the next years in Austria.