From the Hans Christian Andersen biography "The Life of Hans Christian Andersen. Day By Day", written by DPhil Johan de Mylius:
1807To MunkemølleStræde (street)
MayHCA's parents move to Klingenberg no. 646, now known as the childhood home in Munkemøllestræde. The small rental house was shared by 3 families (12 persons in all). Here, HCA's parents had a small living room and a kitchen at their disposition.
1807 is also the year the English bombed Copenhagen.