The Boone County Sheriff’s office received the call of the fire at about 12:45 a.m.
The house was fully engulfed in flames when authorities arrived. Fire and rescue departments from Boxholm and eight other communities battled the fire in subzero temperatures.
The victims of the fire were identified as 27-year-old Amber Sorenson, nine-year-old Riley Sorenson, six-year-old Autumn Sorenson and four-year-old Brayden Sorenson.
The State Fire Marshall was called to assist the Boxholm fire department with finding a cause to the fire. The victim’s bodies have been sent to the State Medical Examiner for autopsies.
(Reporting by Pat Powers, KQWC, Webster City)