How many data centers are in Connecticut?

More Than Just Parks tracks 33 active data center facilities in Connecticut, each citing a public source: 25 operating, 1 under construction and 7 proposed. 3 more were canceled, withdrawn or blocked.

How much electricity do Connecticut's data centers use?

We don’t publish a state total, and the reason matters: roughly four in ten facilities never disclose a capacity, so any sum would look like a census of Connecticut's data center load while leaving out the sites that stayed quiet. Each facility page shows the figure its own source states. A single large campus can draw as much power as a small city.

Are Connecticut data centers near protected land?

13 of the tracked facilities in Connecticut sit within 10 miles of protected public land, measured to the real boundary of the nearest national park, wilderness area, wildlife refuge or conservation area; 0 sit within a single mile.

Data Centers in Connecticut: Map and List, 33 Tracked

Who’s building in Connecticut

Closest to protected land

Distance is to the boundary of the nearest protected unit; open a row to see which.

Projects communities stopped

3 proposed projects in Connecticut were defeated, withdrawn or blocked after local pushback, a moratorium or a developer’s own retreat.

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Every tracked facility in Connecticut

33 facilities across 6 counties, the busiest first. Open a county for its rows; each row opens the facility.

New Haven County 2 proposed 9 operating11

Fairfield County 10 operating10

Hartford County 1 proposed 5 operating6

New London County 3 proposed 1 under construction4

Middlesex County 1 operating1

The Computer Company Cromwell Data CenterSmall, inferred

Windham County 1 proposed1

Killingly Data Center CampusCampus, inferred

Data centers in Connecticut: common questions

How many data centers are in Connecticut?: More Than Just Parks tracks 33 active data center facilities in Connecticut, each citing a public source: 25 operating, 1 under construction and 7 proposed. 3 more were canceled, withdrawn or blocked.
How much electricity do Connecticut's data centers use?: We don’t publish a state total, and the reason matters: roughly four in ten facilities never disclose a capacity, so any sum would look like a census of Connecticut's data center load while leaving out the sites that stayed quiet. Each facility page shows the figure its own source states. A single large campus can draw as much power as a small city.
Are Connecticut data centers near protected land?: 13 of the tracked facilities in Connecticut sit within 10 miles of protected public land, measured to the real boundary of the nearest national park, wilderness area, wildlife refuge or conservation area; 0 sit within a single mile.

Every facility on this page cites a public record we can link to: industry reporting, facility trackers, company announcements, and local planning and utility filings, cross-referenced against protected public land. Part of the Data Center Tracker from More Than Just Parks. A row prints a capacity only where its own source states one.

Connecticut