sentences:  About 7.3% of families and 13.3% of the population were below the poverty line, including 5.0% of those under age 18 and 29.4% of those age 65 or over.The Boone County portion of Alpena, along with part of the Carroll County portion Alpena is within the Alpena School District, which leads to graduation from Alpena High School A small part of the Carroll County portion of Alpena is within the Green Forest School District.The climate in this area is characterized by hot, humid summers and generally mild to cool winters.