Keystone Arms is a brand new two and three-bedroom townhome community in Carlisle, PA. Blend high quality living with an excellent location in your new home at Keystone Arms. We are minutes to I-81 and I-76, community shopping, dining and recreation. In addition to our great location and amenities, you are assured 24-hour maintenance and a dedicated leasing professional who is ready to assist you in finding a home to match your needs. Call or visit today.