Welcome to the Jacksonville Senior Center! Enjoy the “sweet air” and beautiful landscape of our neighborhood senior center located in northern Baltimore County. The center hosts a variety of activities for seniors age 60 and over and is open five days a week. The Center boasts a fitness studio, multipurpose room with kitchen, classrooms, plus staff and council offices. Visit us today to learn how you can benefit from becoming a member. There is no fee for membership; however, there are participation fees for the fitness studio and some classes.