About Us The premier retirement community in the New York metropolitan area, Green Hill has provided seniors and their families with compassionate, personal senior care in West Orange for over 150 years. Green Hill offers a lifestyle for every need, whether you’re independent and on the go, need a little help with daily living or require full-time assistance. Our vision is to preserve the vision of our founders by not only continuing to see but to meet, the changing needs of our community. Call us today to learn more!