One Post Office Square, High-rise building in Financial District, Boston, United States.
One Post Office Square is a 40-story high-rise building in Boston's Financial District. The structure uses steel frame construction with concrete aggregate exterior surfaces that define its contemporary appearance.
The building was completed in 1981, replacing the former Boston Elevated Railway headquarters on the site. This construction marked the area's shift from transportation infrastructure to modern commercial development.
The building incorporates Neues Bauen architectural principles, reflecting rationalist design approaches through geometric forms and functional spatial organization.
The building provides extensive office space and a multi-level parking facility for those arriving by car. The location is easily accessible by public transportation and sits centrally within the Financial District.
A private ground-level passage connects this building directly to the neighboring Langham Hotel. This hidden connection creates a seamless commercial complex beneath downtown Boston's busy streets.
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