 During the war, Ilsfeld was at first largely spared by air raids, although surrounding localities were heavily affected beginning in 1941.After Heilbronn was bombed on December 4, 1944, approximately 600 people fled to Ilsfeld, which was already full of refugees and expellees.In the final days of the war, on April 14 and 16, 1945, Ilsfeld itself became a bombing target; about 50 buildings were destroyed and several people were killed.