As of recent Census data, Shirley has a population of approximately 7,431 people .

While the general residential area of Shirley uses 01464 , the 01472 code serves as a unique identifier for business and personal correspondence managed through the central Shirley post office. Geographic and Administrative Context

Shirley has long been influenced by its proximity to Fort Devens, which shaped its population and local economy throughout the 20th century. Modern Community Profile

The market is characterized by single-family detached homes, many built between the 1960s and 1980s.

Residents have access to over 20 green spaces, including the Squannacook River Wildlife Management Area, fostering a community focused on outdoor recreation and nature preservation.