Welcome to 683-685 Mill St! This versatile Single-Family Cape Cod in Belleville offers exceptional space and potential on an expansive 0.15-acre lot (53.76 x 127.01 IR). The main floor features a bright living room, formal dining room, full kitchen, 1 bedroom, and 1 full bath, while the second floor accommodates 3 additional bedrooms, a full bath, and a dedicated office nook. Adding tremendous value, the fully finished walk-out basement includes a private entrance, 2 private rooms, a family room, a kitchenette, and a half bath—making it ideal for extended living arrangements. A key highlight of this property is the massive rear parking area/driveway with capacity for 10+ vehicles, perfect for multiple cars or contractor vehicles, all situated in a prime Essex County location with seamless access to local transit, schools, and major highways!