Markley Data Center

OperatingEst.UnclassifiedBuildingMiddlesex County, Massachusetts

Markley Data Center is an operating data center in Massachusetts. Operated or owned by Markley Group. Power capacity has not been disclosed or collected yet. Verification: unverified. 6 cited sources.

30% profile completeness

14 claims from 6 sources

Last verified against sources: Oct 12, 2026

Newest dated evidence: Oct 12, 2026

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Cite this

Text

Datacenter Source. “Markley Data Center.” /facilities/markley-data-center-middlesex-county-ma. Data as of 2026-10-12. Accessed 2026-10-12.

BibTeX

@misc{datacentersource_markley_data_center_middlesex_county_ma_2026,
  title = {{Markley Data Center}},
  author = {{Datacenter Source}},
  year = {2026},
  howpublished = {\url{/facilities/markley-data-center-middlesex-county-ma}},
  note = {Data as of 2026-10-12; accessed 2026-10-12. Compiled from cited sources, including OpenStreetMap contributors (ODbL) and Epoch AI (CC BY 4.0)},
}

Please also cite the original source of any specific figure (linked beside it).

Current facility power

Not yet sourced

Planned capacity

Not yet sourced

Building footprint

123,700 sq ft[1]

Est.Likelyderived

Buildings (planned)

Not yet sourced

Capital cost / investment

Not yet sourced

First operational

Not yet sourced

POWER & GRID

Time-to-power · verification · interconnection

Time to power

Operating (community-mapped, unverified)

Low confidence

Project verification

Unverified

Evidence is limited to community map.

Current stage

Operational

Furthest stage with documented evidence

Utility · ISO

Massachusetts Electric CO · ISO-NE

Substation: Unnamed substation (13.2 kV) (nearest, unverified)

Power reality

Announced

No record

Interconnection request

No record

Contracted / approved

No record

Under construction

No record

Operational

No record

AI evidence brief

Summarizes only the evidence on this page. Answers citing anything else are rejected automatically.

Project verification

Development

Announcedimplied by a later stage
Land acquiredimplied by a later stage
Planning / zoningimplied by a later stage
Permittingimplied by a later stage

Grid interconnection

Interconnection application
Feasibility study
System impact study
Facilities study
Interconnection agreement / service contract

Build & energization

Financing
Under constructionimplied by a later stage
Energizationimplied by a later stage
OperationalOct 12, 2026
Community map
- Oct 12, 2026 · Reported status: operating[1]

● documented · ◌ implied by a later stage · ○ no evidence found. Dates are those of the earliest dated evidence, which can be later than when a stage actually began. Evidence classes: Community map.

Grid path

facility
Markley Data Center
→
substation
Unnamed substation (13.2 kV)[1]
Proximity onlyUnverified
Nearest mapped substation, 0.56 km away. Proximity does not establish that it serves the site.
→
transmission
L'Energia Tap (115 kV)[1]
Proximity onlyUnverified
Highest-voltage line mapped within 2 km (0.34 km away). Not confirmed as the supply path.
→
utility
Massachusetts Electric CO[2]
Service territoryLikely
Retail service territory containing the site
→
ISO / RTO
ISO-NE[3]
Service territoryLikely
Balancing authority: ISNE

Substation capacity:: not published
Required upgrades:: not yet sourced
Congestion:: not yet sourced (no nodal price data)

Dashed boxes are based on proximity only and do not establish which asset serves the site.

Interconnection records

No interconnection-queue record is linked to this site. Of the ISOs we ingest, only NYISO publishes large-load requests; PJM, ERCOT, MISO, SPP and CAISO queues list generation only.

On-site & dedicated generation

No on-site, behind-the-meter or dedicated generation found in sources.

LOCAL IMPACT

Water · generation · incentives · regulation · rates

Water & cooling

Not yet collected: we haven't found a source for water use or the cooling type at this site. Know one? Add a source

On-site generation & air permits1

Air permit MA0000002512100795[6]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Sep 23, 2025.Sep 23, 2025
Synthetic Minor Emissions · Operating · No Violation Identified · Programs: State Implementation Plan
ECHO lists “MARKLEY LOWELL” at 1 MARKLEY WAY, LOWELL, 49 m from this facility's mapped location (matched by location; the permit name matches this facility or its companies).

Incentives

Not yet collected: we haven't found a source for tax abatements, PILOTs or other incentives for this project. Know one? Add a source

Regulatory events

Not yet collected: we haven't found a source for hearings, rezonings, permits or commission proceedings. Know one? Add a source

Utility & rates

Not yet collected: we haven't found a source for a large-load tariff or commission docket for Massachusetts Electric CO. Know one? Add a source

Location & imagery

Mapped outline

Coordinates: 42.62999, -71.30452
Address: 2 Prince Avenue[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Oct 12, 2026.Likely
County: Middlesex County

Photographs

No openly licensed ground-level photos matched to this site yet.

Ownership, operation & customers

1. Property owner of record
Not identified
2. Owner / developer
Not identified
3. Operator
Markley Group(unreviewed)[1]Likely
4. Tenant / cloud
Not identified
5. End customer / workload
Not identified

Power supply

Utility:

Massachusetts Electric CO(unreviewed)[2]Unverified

Each link is sourced separately. The property owner of record is often a special-purpose entity; the same company appearing in two roles is shown only when sources say so.

All parties with evidence

Operator: Markley Group(unreviewed)[1]Likely
Utility: Massachusetts Electric CO(unreviewed)[2]Unverified
Most likely retail provider among 3 overlapping service territories (largest retail sales; territory polygons are approximate). Also overlapping: Fitchburg Gas & Elec Light CO, Massachusetts Bay Trans Authority.

No tenants or end users identified in our sources yet.

Power (all fields)

Current facility power: Not yet sourced
Planned capacity: Not yet sourced

Capacity figures are nameplate or contracted; annual consumption is a labeled model estimate, not metered data.

Grid & electricity

ISO / RTO: ISO-NE[3]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure.Likelyderived
Location falls inside this ISO/RTO footprint.
Balancing authority: ISNE[2]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure.Likelyderived
Control area of the containing utility territory.
Nearest mapped substation: Unnamed substation (13.2 kV)[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Sep 28, 2026.Likelyderived
Nearest substation mapped in OpenStreetMap; proximity does not establish which substation serves the site.
Distance to substation: 0.6 km[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Sep 28, 2026.Likelyderived
Highest-voltage line nearby: 115 kV[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Sep 28, 2026.Likelyderived
Highest-voltage transmission line mapped within 2 km.
State avg. industrial price: 20.25¢/kWh[4]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Jul 2026.Confirmed
Massachusetts statewide average, July 2026.
State avg. commercial price: 24.41¢/kWh[4]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Jul 2026.Confirmed
Massachusetts statewide average, July 2026.
Generation within 50 km: 3.76 GW[5]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Jan 1, 202502.Confirmedderived
138 EIA-reported plants within 50 km.
Interconnection status: Not yet sourced
Contracted / committed power: Not yet sourced

Nearby infrastructure	Type	Distance	Voltage / capacity	Source
2385;3L4 · National Grid	Transmission line	0.17 km	23 kV	[1]
2385 · National Grid	Transmission line	0.18 km	23 kV	[1]
2381;16L6 · National Grid	Transmission line	0.25 km	23 kV	[1]
L'Energia Tap · National Grid	Transmission line	0.34 km	115 kV	[1]
Tewksbury - Power Company Road - L'Energia - Perry Street 115kV transmission line · National Grid	Transmission line	0.54 km	115 kV	[1]
115 kV line · National Grid	Transmission line	0.62 km	115 kV	[1]
Granite Ridge · Granite Ridge Energy LLC	Power plant (Natural Gas)	32.1 km	668 MW	[5]
Mmwec Simple Cycle Gas Turbine · Massachusetts Mun Wholes Electric Co	Power plant (Natural Gas)	32.3 km	63 MW	[5]
Kendall Square Station · Kendall Green Energy, LLC	Power plant (Natural Gas)	34.9 km	224 MW	[5]
Medical Area Total Energy Plant · MATEP LLC	Power plant (Natural Gas)	36.4 km	91 MW	[5]
Salem Harbor Power Development LP · Salem Harbor Power Development LP	Power plant (Natural Gas)	36.8 km	675 MW	[5]
M Street Jet · Massachusetts Bay Trans Auth	Power plant (Petroleum)	39.3 km	50 MW	[5]
Deer Island Treatment Plant · Massachusetts Wtr Rauth-Deer I	Power plant (Petroleum)	41.6 km	56 MW	[5]
Seabrook · NextEra Energy Seabrook LLC	Power plant (Nuclear)	47.7 km	1.25 GW	[5]
Unnamed substation	Substation	0.56 km	13.2 kV	[1]
L'Energia Substation · Tanner Street Generation, LLC	Substation	0.62 km	115 kV	[1]
Wigginville Substation · National Grid	Substation	0.87 km	13.8 kV	[1]
Quebec Street Substation · National Grid	Substation	0.9 km	23 kV	[1]
Perry Street Substation · National Grid	Substation	0.98 km	115 kV	[1]
Meadowbrook Substation · National Grid	Substation	2.66 km	115 kV	[1]

Utility, ISO and nearby assets are derived from the site's location. Proximity to a substation or line doesn't establish the interconnection; that needs a utility filing or interconnection-queue record. Queue requests are applications, not commitments — most never reach operation.

Construction & permitting

Announced
—
Land acquired
—
Permitting
—
Construction start
—
First operational
—
Expected completion
—

Real estate

Official assessments

Assessor's value for a tax year

None sourced yet

Recorded transactions

Sale prices from recorded deeds

None sourced yet

Model estimates

Our model — not an appraisal

None sourced yet

Annual property tax: Not yet sourced

No county parcel or assessor records linked yet. County records are currently ingested for Loudoun County, VA and Maricopa County, AZ.

Size

Building footprint: 123,700 sq ft[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Oct 12, 2026.Likelyderived
Computed from the mapped OSM building outline.
Floor area: Not yet sourced

What changed (last 3 years)

Follow this facility (RSS)

No tracked changes yet. Values are recorded on every data refresh, so changes will appear here over time.

Timeline

No dated events sourced yet.

All claims (provenance audit)

Field	Value	Source	Confidence	As of	Status
Name	Markley Data Centerway/214321737 name=Markley Data Center	[1]	Likely	2026-10-12	Shown
Status	Operating	[1] derived	Unverified	2026-10-12	Shown
Address	2 Prince Avenue	[1]	Likely	2026-10-12	Shown
Operator	Markley Groupoperator=Markley Group	[1]	Likely	2026-10-12	Shown
Utility	Massachusetts Electric COterritory 11804: MASSACHUSETTS ELECTRIC CO (INVESTOR OWNED, NATIONAL GRID GROUP	[2] derived	Unverified	2022	Shown
ISO / RTO	ISO-NEISO NEW ENGLAND INC.	[3] derived	Likely	—	Shown
Balancing authority	ISNE	[2] derived	Likely	—	Shown
Nearest mapped substation	Unnamed substation (13.2 kV)way/1504435035	[1] derived	Likely	2026-09-28	Shown
Distance to substation	0.6 km	[1] derived	Likely	2026-09-28	Shown
Highest-voltage line nearby	115 kV	[1] derived	Likely	2026-09-28	Shown
State avg. industrial price	20.25¢/kWh	[4]	Confirmed	2026-07	Shown
State avg. commercial price	24.41¢/kWh	[4]	Confirmed	2026-07	Shown
Generation within 50 km	3.76 GW	[5] derived	Confirmed	202502	Shown
Building footprint	123,700 sq ft	[1] derived	Likely	2026-10-12	Shown

Sources

[1]
OpenStreetMap — features tagged telecom=data_center or building=data_center
OpenStreetMap contributors · retrieved 2026-10-12 · ODbL 1.0
[2]
Electric Retail Service Territories (HIFLD, from EIA-861)
DHS HIFLD / U.S. EIA (via Esri Living Atlas) · retrieved 2026-09-28 · Public domain
[3]
Independent System Operators (HIFLD)
DHS HIFLD (via PNNL ArcGIS) · retrieved 2026-09-28 · Public domain
[4]
Electric Power Monthly, Table 5.6.A — Average price of electricity to ultimate customers by state (July 2026)
U.S. Energy Information Administration · retrieved 2026-10-12 · Public domain
[5]
Power Plants in the U.S. (EIA-860)
U.S. Energy Information Administration · retrieved 2026-10-12 · Public domain
[6]
ECHO air-program facilities, NAICS 518210 (data processing & hosting)
U.S. EPA Enforcement and Compliance History Online (ECHO) · retrieved 2026-10-12 · Public domain

Record links

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How to read this page

Every value is a claim from a cited source. When sources disagree, the most trustworthy claim is shown and the others are listed beneath it.

Confirmed primary source · Likely reputable secondary or modeled · Unverified inferred · Speculative weak evidence.

Evidence level: ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. filing, deed, permit or grid recordAnnouncedStated by the company or reported in the press; not yet backed by a filing or grid record. company or press claimEst.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. satellite, model or map inferenceHow levels are assigned

derived computed by our pipeline; estimated a model estimate, not a disclosed figure. Methodology →