Nightengales Assisted Living Mill Hall, PA - Assisted Living Community size: Small (1-10) Get Prices & Availability (800) 341-4753 Office Nightengales Assisted Living is a desirable assisted living community in Mill Hall, Pennsylvania. It is within delightful Clinton County which is part of the Keystone State. + Read more Share this listing: Mill Hall Senior Services Near Me None Listed Mill Hall Senior Living Near Me