Exceptional assisted living services in a residential living environment is the cornerstone of Benchmark Senior Living at Leominster Crossings. Leominster Crossings captures the spirit of village convenience and accessibility while embracing the neighborhood feel of a front porch and good friends. While the environment is spectacular, open and inviting, we believe it is the people who make the difference here. Independence, Personalized Care and Companionship. Assisted Living at Benchmark Senior Living at Leominster Crossings in Leominster, MA means helping seniors stay independent by providing 24-hour personal care in a socially active, dignified residential setting.