Margareta was born in 1785.. Her parents were Asmund Tolfsson and Lisbet Bryngelsdotter. In 1799 she moved with her parents to Bohuslän. They settled in Tegen, Svanvik in Stala parish on the island of Orust. She married Nils Svensson Sluger about 1810. They moved to Hagen, Tyfta about 1815. She died there in 1863.