The Islamic Society of Frederick (ISF) is located at 1250 Key Pkwy in Frederick, MD, and has been serving the local Muslim community since the early 1990s. The mosque offers prayer services, Islamic education programs, zakat collection, counseling, marriage and funeral services, and support for new Muslims, with over 600 active members and 700 weekly worshippers. ISF is guided by the Qur'an and Sunnah and provides youth programs, Sunday school, and community events.