Greenfield Datacenter Sites in Connecticut
Connecticut has 115 greenfield datacenter candidate sites. Undeveloped land with no prior industrial use. Greenfield parcels offer maximum design flexibility and large contiguous footprints, but typically require full utility build-out — the speed-to-power story hinges on proximity to existing transmission.
115
Greenfield sites
56.4/100
Avg score (top 25)
Connecticut
State
Greenfield
Type
Top greenfield sites in Connecticut
| Site | Type | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|
| EC Near Shepaug | Greenfield | Naugatuck Valley Planning Region | — | — | 3.5 yrs | 59.1 |
| EC Near Norwalk Hospital Plant | Greenfield | Western Connecticut Planning Region | — | — | 3.5 yrs | 59.1 |
| EC Near Waterside Power, LLC | Greenfield | Western Connecticut Planning Region | — | — | 3.5 yrs | 58.4 |
| EC Near Subase Microgrid Project | Greenfield | Southeastern Connecticut Planning Region | — | — | 3.5 yrs | 58.1 |
| EC Near Waterside Power, LLC | Greenfield | Western Connecticut Planning Region | — | — | 3.5 yrs | 58.1 |
| EC Near Subase Microgrid Project | Greenfield | Southeastern Connecticut Planning Region | — | — | 3.5 yrs | 58.0 |
| Greenfield (MILLSTONE - CARD`) | Greenfield | Southeastern Connecticut Planning Region | 345 kV | 600 MW | 3.9 yrs | 57.8 |
| EC Near New Milford Gas Recovery | Greenfield | Naugatuck Valley Planning Region | — | — | 3.5 yrs | 57.7 |
| Greenfield (LAKE ROAD - CARD`) | Greenfield | Northeastern Connecticut Planning Region | 345 kV | 600 MW | 3.9 yrs | 57.4 |
| EC Near Shepaug | Greenfield | Naugatuck Valley Planning Region | — | — | 3.5 yrs | 56.6 |
| Greenfield (COLUMBIA - CHRISTIANA) | Greenfield | Jefferson County | 345 kV | 600 MW | 3.9 yrs | 56.4 |
| EC Near IBM Southbury | Greenfield | Naugatuck Valley Planning Region | — | — | 3.5 yrs | 56.2 |
| EC Near Shepaug | Greenfield | Naugatuck Valley Planning Region | — | — | 3.5 yrs | 56.0 |
| EC Near Waterside Power, LLC | Greenfield | Western Connecticut Planning Region | — | — | 3.5 yrs | 55.9 |
| OZ New Haven | Greenfield | New Haven | — | — | 3.5 yrs | 55.5 |
| EC Near Norwalk Hospital Plant | Greenfield | Western Connecticut Planning Region | — | — | 3.5 yrs | 55.4 |
| OZ Hartford | Greenfield | Hartford | — | — | 3.5 yrs | 55.3 |
| EC Near North Main Street | Greenfield | Southeastern Connecticut Planning Region | — | — | 3.5 yrs | 55.3 |
| EC Near Waterside Power, LLC | Greenfield | Western Connecticut Planning Region | — | — | 3.5 yrs | 55.1 |
| EC Near Subase Microgrid Project | Greenfield | Southeastern Connecticut Planning Region | — | — | 3.5 yrs | 55.0 |
| EC Near Subase Microgrid Project | Greenfield | Southeastern Connecticut Planning Region | — | — | 3.5 yrs | 54.9 |
| EC Near New Milford Gas Recovery | Greenfield | Naugatuck Valley Planning Region | — | — | 3.5 yrs | 54.8 |
| EC Near North Main Street | Greenfield | Southeastern Connecticut Planning Region | — | — | 3.5 yrs | 54.8 |
| EC Near New Milford Gas Recovery | Greenfield | Naugatuck Valley Planning Region | — | — | 3.5 yrs | 54.7 |
| OZ Hartford | Greenfield | Hartford | — | — | 3.5 yrs | 54.6 |
- How many greenfield datacenter sites are in Connecticut?
- GridCensus catalogs 115 greenfield datacenter candidate sites in Connecticut.
- What is a greenfield datacenter site?
- Undeveloped land with no prior industrial use. Greenfield parcels offer maximum design flexibility and large contiguous footprints, but typically require full utility build-out — the speed-to-power story hinges on proximity to existing transmission.
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
This page shows a public slice of the GridCensus dataset for Greenfield sites in Connecticut. Pro and Enterprise plans unlock the full 147,272-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.