FieldProspects

Worcester County, Massachusetts

Worcester County, Massachusetts has 4 MW of data centers on record, planned to operating, across 3 records, against 2 GW of generation operating inside the county. The queue adds 768.9 MW of planned generation across 5 projects. That is 6.9% of Massachusetts's data center MW.

Data as of Grid region: ISO New EnglandRefreshed monthly
4MW
data centers, planned to operating
3
data center records, not cancelled
6.9%
of Massachusetts's data center MW
2GW
operating generation, 243 projects
768.9MW
planned generation, 5 projects
2
data center developers active here
Map

Worcester County and its neighbors

Counties shaded by data center MW on record, planned to operating. 5 of its 5 neighboring counties have pages of their own. The rest are in the member database.

Franklin no data centers Norfolk no data centers Hampden no data centers Worcester 4 MW Hampshire no data centers Middlesex 29 MW
no data center MWunder 100 MW100 to 1,000 MW1,000 to 5,000 MW5,000 to 15,000 MW15,000 MW or more no page yet

Data center records planned, under construction and operating, data as of October 8, 2026.Hover a county for its numbers

Headline finding
0%

of the generation operating in the county is matched by data center MW on record: 4 MW of data centers against 2 GW of plants, with 768.9 MW more planned.

Data centers, planned to operating4 MW
Operating generation2 GW
Planned generation768.9 MW

Data centers by status

3 records, 4 MW

Operating4 MW1 record, 100%
Planned0 MW2 records, 0%
Who owns each of the 3 records?Campus names, developers and contacts are for members.See what members get

The data center pipeline

None of the 3 records lists a year online or expected, so the pipeline is shown by developer only.

Figure 1

Who is building in Worcester

Data center developers by MW on record. Top 2 of 2.

Iron Mountain 4 MW 1 site
Amazon 0 MW 2 sites
View as table
DeveloperSitesMW
Iron Mountain14
Amazon20
Members see all 2 developers, each campus they own here, and the people who run their site selection and energy procurement.
Source. FieldProspects database: ISO/RTO interconnection queues, EIA-860M and public data center filings, data as of October 8, 2026. Aggregates only. Campus names are for members.

Power generation in the county

243 plants operate inside Worcester County, 2 GW. The queue adds 768.9 MW across 5 projects.

Figure 3

Operating and planned generation by technology

MW in Worcester County

OperatingPlanned
Natural GasOperating 1.3 GW 13 projects
Battery StorageOperating 109.6 MW 41 projects
Battery StoragePlanned 763.9 MW 4 projects
SolarOperating 463 MW 170 projects
SolarPlanned 5 MW 1 project
Municipal Solid WasteOperating 47.6 MW 1 project
BiomassOperating 18 MW 1 project
OilOperating 14 MW 5 projects
WindOperating 9.8 MW 5 projects
HydroOperating 6.7 MW 3 projects
Landfill GasOperating 6.4 MW 4 projects
View as table
TechnologyStatusProjectsMW
Natural GasOperating131,281.4
Battery StorageOperating41109.6
Battery StoragePlanned4763.9
SolarOperating170463
SolarPlanned15
Municipal Solid WasteOperating147.6
BiomassOperating118
OilOperating514
WindOperating59.8
HydroOperating36.7
Landfill GasOperating46.4
Operating: 2 GW. Planned: 768.9 MW. Even if every planned project is built, county generation would reach 2.7 GW against 4 MW of data centers.
Source: ISO queues and EIA-860M, via FieldProspects
Figure 4

Planned generation by listed in-service year

MW. Years before 2026 are past due.

Past dueDue 2026 or later
0200400600 Snapshot year 5 2026 404 2027 360 2028
View as table
YearPlanned projectsMW
202615
20272403.9
20282360
No planned project is past its listed year

Worcester County against its neighbors

Middlesex County has the most data center MW among the neighbors, 29 MW, more than Worcester County. 5 of the 5 have more generation operating than data center MW on record.

CountyData center recordsData center MWOperating generation MWPlanned generation MWData center MW per MW operating
Middlesex County 2
29
476
1,729 0.06x
Worcester County this page 3
4
1,957
769 0x
Norfolk County 0
0
2,741
781 0x
Hampden County 0
0
1,420
305 0x
Franklin County 0
0
1,334
7 0x
Hampshire County 0
0
160
0 0x

Data center MW counts records planned, under construction and operating. Generation is inside the county only. Neighbors without a page have fewer than three projects on record.

6 counties shown

What changed since June 4, 2026

3 projects in Worcester County moved between the two snapshots. Counts and MW are below; the projects themselves are for members.

Open the change feed
0
added to a queue, 0 MW
0
came online, started construction or signed an interconnection agreement, 0 MW
2
cancelled, dropped or went inactive, 302.5 MW
1
slipped its in-service date, 5 MW

Every change in Worcester County

Project, what changed, technology, MW and the dates that moved, for all 3 changes.

Members only
County: Worcester County, MASince June 4, 2026 3 changes
ProjectChangeTechnologyMWPrevious dateNew date
3 changes behind this preview

Rows are hidden on public pages. Members see the project behind each change, its developer and the dates that moved.

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Every record in Worcester County

Campus or project name, developer, status, MW, year and the developer’s contacts, for all 251 records. Filter, sort and export to Excel.

Members only
County: Worcester County, MAStatus: all except cancelledSort: MW, largest first 251 records
Project or campusDeveloperStatusMWYearContacts
251 records and 2.7 GW behind this preview

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