Centersquare BOS1 Waltham Data Center
Waltham, Massachusetts, United StatesOperating
- Headline capacity
- Not established in published records
- Updated
- Oct 28, 2026
Centersquare BOS1 is an operating colocation complex in Waltham’s Route 128 technology corridor. The 50,150-square-foot raised-floor environment has 38.2 MW of utility capacity, 6.1 MW of UPS capacity and 11 MW of generator capacity.
Capacity
Operating IT capacity: Not established in published records
A missing figure does not mean zero. Planned, utility and generation figures are not operating IT capacity.
Development
BOS1 facilityOperational
Operating Waltham colocation complex.
Participants
Centersquare
Operator
Sources by role
Operator (1)
- Boston data centers · Aug 31, 2026 · Corroborating
Operator (1)
- ENERGY STAR certified data centers · Aug 31, 2026 · Corroborating
Operator (1)
- BOS1 facility specifications · Nov 1, 2025 · Primary
Site & development
Infrastructure & permits
Technical details (2)
Electric grid
Operational
38.2 MW
Utility capacity.
Onsite generation
Operational
11 MW
Generator capacity.
Project map
Public-source research. Plans may change. See Evidence for sources and qualifications.
Related projects (1)
Centersquare BOS4 Watertown Data Center
Operating · Watertown, Massachusetts, United States
Shared participant: Centersquare · Same market: Massachusetts, United States
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