Fallersleben is a district in the City of Wolfsburg, Lower Saxony, Germany, with a population of 11,269. The village of Fallersleben was first mentioned in 942 under the name of Valareslebo. Fallersleben became a city in 1929, and was incorporated into Wolfsburg in 1972. Before 1972, it belonged to Gifhorn. In 1939, Fallersleben had 2,600 inhabitants.