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Mixed-use · Other activity

53 Church St, Cambridge, MA 02138

Neighborhood activity

Issued

What the public record says

Interior alterations to install audiovisual infrastructure in existing Harvard Extension School classrooms and support spaces. No change of use, no change of occupancy, no change in occupant load, and no exterior work. Affected rooms: lower level Classroom L01, Control Room L05 and Server Room L04; first floor Conference Room 102; second floor Classrooms 201, 202 and 203, plus adjacent corridors and ceiling spaces for conduit routing.

Permit typeBuilding: Alteration and Addition
Declared job value$179,210
Permit record1230777
Related permits1230777

Recorded milestones

  1. Permit issued

Milestones apply to the recorded permits. They do not confirm that an entire development is complete or a business is open. No opening date is inferred.

Sources & confidence

Category labels may be inferred from official fields and scope descriptions. Related permits are grouped only where an explicit source project identifier is available. We do not combine unrelated permits merely because they share an address.

View original city source ↗

Retrieved 11/5/2026, 3:00:19 AM. Latest successful source retrieval.

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