The McLoughlin House is a reminder of Dr. John McLoughlin?s great contribution to the Oregon Country Settlement. He was the Chief Factor Superintendent of the British Hudson?s Bay Company in Ft. Vancouver on the Columbia River. McLoughlin helped American pioneers survive by giving them supplies.

It was demolition threat in 1909 led a group of concerned local citizens to form the McLoughlin Memorial Association, which aims to preserve and protect the structure as well as Dr. McLoughlin?s legacy.

In 1941, the Congress designated the McLoughlin House as a National Historic Site. In 2003, it was also added to the National Park System as a unit of Fort Vancouver National Historic Site. It aims for the promote Dr. McLoughlin and his associates by education, preservation, interpretation, and respect for the city?s heritage.