Alpena Township, officially the Charter Township of Alpena, is a charter township of Alpena County in the U.S. state of Michigan. As of the 2020 census, the township population was 9,116. The city of Alpena is surrounded by the township, but the two are administered autonomously. Alpena Township is the fourth-largest township by population in Northern Michigan, and the largest outside Grand Traverse County.

Communities

Lakewood is an unincorporated community on US 23 along the northeast side of Long Lake at . It was founded as a summer resort in about 1912.

Geography

According to the United States Census Bureau, the township has a total area of , of which is land and (26.03%) is water, consisting of near-shore waters of Lake Huron, various inland lakes, and a stretch of the Thunder Bay River. Half of Long Lake occupies the northern portion of the township. Off the northeast shore lies Middle Island, which is home to the Middle Island Light, listed on the National Register of Historic Places.

Demographics

As of the census