MILFORD, Del.- A Sunday morning fire causes thousands of dollars in damage and one man injured in Sussex County.

According to the Delaware Office of the State Fire Marshal, the fire happened on the unit block of Brandywine Road in the Shawnee Acres Development around 10:30 a.m.

The Carlisle Fire Company responded to the fire. According to the Company's Facebook page, they were able to control the fire by 11:45 a.m.

According to the Fire Company's Facebook page, Ellendale and Houston Companies also responded. The post also says the homeowner "refused to let anyone inside," threatening to "harm himself with a knife."

The fire companies had to wait for assistance from the Delaware State Police and Milford Police for a clearance due to the threat of a possible firearm from the homeowner.

The homeowner eventually got himself out through a basement window, unarmed according to Carlisle Fire Company. The man was taken to Bayhealth Hospital Sussex Campus suffering from smoke inhalation according to the State Fire Marshal.

Crews then moved into the home, making way for

The fire caused an estimated $75,000 in damages.

The fire marshals are continuing to investigate the fire's origin and cause in Milford.