Attnang was founded by Bavarian settlers in the late 8th century. The town of Puchheim is documented the first time in 1135, Attnang about one hundred years later in 1242. In 1912 the community changed its name from Puchheim to Attnang-Puchheim to acknowledge this growing part of the town. In
World War II, the Attnang-Puchheim marshalling yard was bombed on April 21, 1945, between 1157 ~ 1340 hrs. by 179 bombers of the
US 15th Air Force from
Foggia, Italy. The marshalling yard was target as an alternative due to heavy weather over the primaries of Brennero marshalling yard and Campodazzo marshalling yard. Excellent concentration across entire yard, target area completely devastated, all stock and tracks within a belt 600-feet wide stretching from the center of the yard destroyed, railroad station gutted, locomotive depot and railway workshops leveled, turntable struck / wrecked, 41 x locomotives, 3 x passenger trains and coaches, 500 x rail cars damaged / destroyed, several tremendous explosions reported, nothing remains in the goods siding area, strikes destroyed/damaged 120 apartments and 277 houses, 99th BG missed the MPI with strikes landed on adjacent residential areas. The Allies captured Attnang-Puttheim on May 5, 1945. ==Population==