From the record
“Portland High School is a former public high school located at 306 Brush Street in Portland, Michigan. It was added to the National Register of Historic Places in 2016.”
Wikipedia article Portland School Apartments, CC BY-SA 4.0.
One of 16 National Register listings published here for Ionia County · listed in 2016 · category: Building.
Sources: the Wikipedia article · the National Register database, National Park Service

