Meta DeKalb Data Center

DeKalb, Illinois, United StatesOperating

Headline capacity: Not established in published records
Updated: Oct 28, 2026
Utility: Commonwealth Edison Company

Meta's DeKalb campus has served traffic since November 2023, and its main contractor reports completion in December 2024 after the original two-building plan expanded to five buildings.

Capacity

Illinois renewable additions

Actual

295 MW

Illinois renewable-energy support portfolio · Phase

Phase scope; not a whole-site figure

Source

Illinois renewable additions

Reported rounded

300 MW

Illinois renewable-energy support portfolio · Phase

Phase scope; not a whole-site figure

Source

Illinois renewable additions

Actual

765 MW

Illinois renewable-energy support portfolio · Phase

Phase scope; not a whole-site figure

Source

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

Original two-building DeKalb programOperational

2 buildings

Original campus scope before the 2022 expansion.

Five-building expansionOperational

3 buildings

Building-specific RFS dates and IT MW remain undisclosed.

Illinois renewable-energy support portfolioOperational

Regional generation is not on-site capacity or a one-to-one campus supply figure.

Milestones (4)

Meta breaks ground in DeKalb

2020 · Recorded actual event

Completed · Construction started

Source not linked

Meta expands DeKalb from two to five buildings

Apr 27, 2022 · Recorded actual event

Completed · Announced

Source not linked

Meta DeKalb begins serving traffic

Nov 29, 2023 · Recorded actual event

Completed · Commercial operation

Source not linked

Mortenson reports DeKalb campus completion

Dec 2024 · Recorded actual event

Completed · Construction completed

Source not linked

Participants

Goldframe LLC

Owner

Sources by role

Owner (1)

Gov. Pritzker Celebrates Opening of Meta's DeKalb Data Center · Nov 29, 2023 · Primary

Meta Platforms, Inc.

Operator

Sources by role

Operator (1)

DeKalb, we are online! · Nov 29, 2023 · Corroborating

Operator (1)

Good news from DeKalb! · Apr 27, 2022 · Primary

Operator (1)

Meta's DeKalb Data Center info sheet · Corroborating

Other participants (2)

Commonwealth Edison Company

Utility provider

Sources by role

Utility provider (1)

DeKalb, we are online! · Nov 29, 2023 · Primary

Mortenson

Contractor

Sources by role

Contractor (1)

DeKalb Data Center · Primary

Capital & incentives

Capital claims and financing records may overlap. Their amounts are not added together.

Capital claims

Announced investment

Transaction scope

More than $1 billion

Source

Financing records

Investment commitment

$1bn

Not stated

Sources say more than $1B; no site financing structure disclosed.

Parties & sources

Meta Platforms, Inc. (Sponsor)

Sources (3)

Site & development

Original building count

Actual

2 buildings

Original two-building DeKalb program · Phase

Source

Expanded building count

Actual

5 buildings

Five-building expansion · Phase

Source

Peak construction workers

Actual

1,200 workers

Source

Site area

Reported rounded

500 acres

Source

Contractor completion

Actual

December 2024

Five-building expansion · Phase

Source

Technical specifications

Renewable energy matching

Actual

100% Clean and renewable energy

Source

Water design

Design

Reuses cooling water and captures/infiltrates rainwater

Source

Additional project facts

Current status

Actual

Operating and serving traffic

Source

Groundbreaking year

Actual

2020

Original two-building DeKalb program · Phase

Source

Operational jobs

Forecast

200 jobs

Source

Campus IT capacity

Proposal

Undisclosed

Source

Leed status

Actual

Operational data center buildings achieve LEED Gold

Source

Infrastructure & permits

Technical details (5)

Electric grid

Operational

No authoritative campus MW figure found.

Renewable energy supply

Reported context

295 MW

Off-site projects; never assigned as DeKalb load or direct physical supply.

Renewable energy supply

Reported context

300 MW

Rounded historical portfolio figure; not added to or reconciled with 295 MW.

Renewable energy supply

Reported context

765 MW

Current broader Illinois portfolio context; not site capacity.

Cooling system

Operational

Meta reports reuse, rainwater capture and water-efficient cooling; volumes undisclosed.

Public-source research. Plans may change. See Evidence for sources and qualifications.

Related projects (1)

NTT DATA Chicago Data Center Campus

Partially operational · Itasca, Illinois, United States

Shared participant: Commonwealth Edison Company · Same market: Illinois, United States

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