Power and the grid
Energized, size not disclosed
- ComEd grid (PJM), substation adjacent to campus Substation listed; contract not publicdeveloper lists the substation; contracted MW is not disclosed Company · Oct. 2026
Getting on the grid
Who supplies what, what it costs, and what is still not public.
- Nov. 15, 2022Groundbreaking with ComEd as a project partnerThe developer names ComEd, Clune Construction and Gensler at the ceremony. Company · Oct. 2026
- As of Oct. 2026Building 1 listed operationalThe developer's campus page shows the first building operating and the next two in development. Company · Oct. 2026
- The 39 diesel generators permitted at 3,250 kW each (about 127 MW) are emergency backup, not a power supply. State agency · July 2025
Backup generators on file
Emergency units only; they are not a power supply for the campus.
- Air construction permit Illinois EPA Bureau of Air · 24090003 (BOA ID# 031440AWZ) · application received - under review (EJ… · Oct. 3, 2024First phase of the data storage facility at 1600 E Higgins Rd, including 39 new diesel-fired generators for emergency backup; the generator count is quoted as stated and was NOT converted to MW; backup diesel is not… State agency · Oct. 2024
Permits checklist
2 granted · 4 checked, nothing on file
- ✓Land sale, redevelopment agreement and zoning changes GrantedElk Grove Village Board of Trustees · Sept. 14, 2021: the village's governing board approved it; agreement dated Sept. 23, 2021 Local government · Sept. 2021
- ✓Air construction permit, 39 backup generators GrantedIllinois EPA · July 15, 2025: permit 24090003 for the first phase at 1600 E. Higgins Rd.; application received Sept. 3, 2024 State agency · July 2025
- –Checked, nothing on file: Air operating permit, Utility service agreement, State data center tax exemption, Building permit
What could slow it down
- MediumYears behind scheduleThe contractor targeted the first building for Q3 2023; it topped out in July 2026 and the other two have no dates. Company · Oct. 2026
- MediumCapacity figures disagreePublic numbers run from 150 MW (village, 2021) to 270 MW (developer headline); only 180 MW is the sum of the developer's building list. Company · Oct. 2026
- MediumPower not documentedNo utility agreement or contracted megawatts are public for a campus that lists a ComEd substation next door. see Permits
- WatchTenant not namedAll three buildings are listed as leased, but only an unnamed AI-related tenant for 72 MW appears (press). Company · Oct. 2026
- WatchState incentive closedThe state stopped processing new data center incentive applications as of July 1, 2026; existing agreements are unaffected. see Permits
Money on record
- TIF area: Busse-Elmhurst redevelopment district (land sold under the state tax-increment redevelopment act) State agency · Sept. 2021
- Equity: Snowhawk and Nuveen invested in Prime in Aug. 2025 (press) (company-level, not campus-specific; joins Macquarie, Ares and Siemens) News report · Oct. 2026
No arm's-length land purchase by the campus company is in county records. 1 related-party transfer is shown greyed. Parcel counts come from the deed; acreage is not recorded.
- Jan. 2022 Village of Elk Grove Village to Elk Grove Village Property LLC · $21.3M · 2 parcels · related-party transfer County deed records · Jan. 2022
What happened, and what is due
- Sept. 14, 2021Permits Village board approves the land sale and redevelopment deal for a 150 MW, three-building campus Local government · Oct. 2026
- Sept. 23, 2021Money The redevelopment agreement is signed. State agency · Sept. 2021
- June 3, 2022Site Village buys the last parcel for $16.5M, completing the site (press) News report · Oct. 2026
- Nov. 15, 2022Construction Groundbreaking; the developer restates the campus as 175 MW Company · Oct. 2026
- Sept. 3, 2024Permits Illinois EPA receives the air permit application for 39 backup generators State agency · Oct. 2024
- July 15, 2025Permits Illinois EPA issues the generator construction permit State agency · July 2025
- July 2026Construction First building topped out (press). News report · Oct. 2026
Building activity by quarter
Since Dec. 2025: 4 FAA filings (Dec. 2025 to Sept. 2026): tallest crane 350 ft (Sept. 2026).
Specs
Owners, partners and builders
- Prime Data Centers, LLC: developer
- Prime Data Centers Corp.: deed grantee
- Data Realty Holding Corp.: controlling shareholder of Prime
- Elk Grove Village Board of Trustees: land sale and zoning
- Illinois EPA, Bureau of Air: generator permit
- Commonwealth Edison (ComEd): serving utility
- Unnamed AI-related tenant: 72 MW (press)
- Clune Construction Company: general contractor (employer on site)
Open questions
- Tenant identity and lease terms.
- Contracted power and when buildings 2 and 3 energize.
- Which capacity figure is final.
- Operating air permit status.
- 1 unconfirmed county land record near the site: the buyer or location could not be tied to this campus.
119 records from 24 documents
Drawn from news reports, state agency records, company statements, local government records, public and commercial datasets and utility regulator dockets, each kept with its date and source. The bar shows documents by type.
Every quote behind this page
Grade key: A = the primary record itself (permit, filing, exhibit) · B = a dated official statement · C = news reporting. Map distances are our own measurements on OpenStreetMap and carry no grade. Allegations in lawsuits are marked as such in the quotes.
Power (25)
- On-site generation: 126.75 MW“Thirty-nine (39) 3,250 kW (4,656 BHP) Diesel-Powered Emergency Generators (Gen1 - Gen39) with 20 Generators equipped with Diesel Particulate Filters”State agency · July 2025 · grade A
- Backup generators: 39 units“Thirty-nine (39) 3,250 kW (4,656 BHP) Diesel-Powered Emergency Generators (Gen1 - Gen39)”State agency · July 2025 · grade A
- Digital Realty's published Elk Grove campus factsheet fixes its CH2 building at 2299 Busse Road, Elk Grove Village, IL 60007 (CH1 at 2200 Busse Road, CH3 at 1400 East Devon Avenue) - the operating Digital Realty campus w“2299 Busse Road, Elk Grove Village, IL 60007”Company · Oct. 2026 · grade B
- Phases: ORD01-01 (1650 E Higgins, 72 MW, operational); ORD01-02 (1600 E Higgins, 54 MW, development); ORD01-03 (1550 E Higgins, 54 MW, development)“Elk Grove Village campus will deliver 270MW critical across three hyperscale data centers”Company · Oct. 2026 · grade B
- Stated campus size: 270 MW“Elk Grove Village campus will deliver 270MW critical across three hyperscale data centers”Company · Oct. 2026 · grade B
- IT capacity: 72 MW“ORD01-01 | 1650 E Higgins; Capacity 72MW; Status Operational; Availability Leased”Company · Oct. 2026 · grade B
- IT capacity: 54 MW“ORD01-02 | 1600 E Higgins; Capacity 54MW; Status Development; Availability Leased”Company · Oct. 2026 · grade B
- IT capacity: 54 MW“ORD01-03 | 1550 E Higgins; Capacity 54MW; Status Development; Availability Leased”Company · Oct. 2026 · grade B
- IT capacity: 180 MW“ORD01-01 Capacity 72MW; ORD01-02 Capacity 54MW; ORD01-03 Capacity 54MW”Company · Oct. 2026 · grade B
- Utility: Commonwealth Edison (ComEd)“Utility Provider, ComEd, Substation, Adjacent to campus”Company · Oct. 2026 · grade B
- Power plan: grid“Utility Provider, ComEd, Substation, Adjacent to campus”Company · Oct. 2026 · grade B
- Interconnection status: ComEd substation adjacent to campus (developer); no contracted MW disclosed“Utility Provider, ComEd, Substation, Adjacent to campus”Company · Oct. 2026 · grade B
- Groundbreaking ceremony for ORD-01 held Nov 15, 2022; developer restated the campus as 175 MW and 750,000+ sq ft at full build-out, $1B investment, with ComEd, Clune Construction and Gensler as project partners.“The official groundbreaking ceremony was held on November 15, 2022”Company · Oct. 2026 · grade B
- Stated campus size: 175 MW“Prime ORD will deliver more than 750,000 square feet and 175 megawatts of capacity at full build-out”Company · Nov. 2022 · grade B
- Stated campus size: 175 MW“Prime ORD will deliver more than 750,000 square feet and 175 megawatts of capacity at full build-out”Company · Nov. 2022 · grade B
- Grid operator: PJM“the Federal Energy Regulatory Commission (FERC) has approved the May 1 full integration of the ComEd transmission system into PJM”Utility regulator · May 2004 · grade B
- IT capacity: 180 MW“Prime’s Chicago data center campus features three hyperscale data centers and 180 critical megawatts of power capacity.”Dataset · Oct. 2026 · grade C
- Specifications for ORD01-02 (54 MW, 354,000 sq ft) and ORD01-03 (54 MW, 224,975 sq ft) have changed since groundbreaking and no completion timelines have been shared for buildings 2-3“Two more three-story buildings are planned, though the planned specifications have changed since the first building’s groundbreaking.”News report · Oct. 2026 · grade C
- Utility service: not stated“Utility Provider, ComEd, Substation, Adjacent to campus”Company · Oct. 2026 · grade C
- The general contractor's project page targeted Building A completion in Q3 2023 (with energization of a first 45 MW beforehand and 9 MW of initial critical IT fit-out); the building in fact topped out in July 2026 - a sl“Construction on this building is targeted to be completed in the third quarter of 2023.”Company · Oct. 2026 · grade C
- ORD01-01 topped out (developer announcement via LinkedIn, reported by DCD). Buildings 2 and 3 restated at 54 MW each; no completion timelines shared.“Prime Data Centers has topped out the first data center building at its new Chicago campus in Illinois.”News report · Oct. 2026 · grade C
- Aliases: Prime ORD-01; Prime Chicago“First announced in September 2021, the Prime ORD campus will deliver more than 750,000 sq ft and 180MW of capacity at full build-out”News report · July 2026 · grade C
- Contractor Clune's project page describes the ORD-1 development as three buildings of up to approximately 1.03M sq ft in aggregate totaling 275 MW when fully deployed - a third, incompatible campus total alongside Prime'“This includes the development of three buildings (containing up to approximately 1.03M square-feet in the aggregate) totaling to 275 MW when fully deployed; referred to as ORD-1.”News report · July 2024 · grade C
- DATA Trust 2024-CTR2 collateral is Digital Realty's hyperscale data center in Elk Grove, Illinois (borrower Digital Elk Grove 2, LLC; 26.8 MW critical IT capacity; appraiser's stabilized value $463.0 million; Morningstar DBR“DATA 2024-CTR2 is collateralized by the borrower's fee simple interest in one hyperscale data center property located in Elk Grove, Illinois.”News report · May 2024 · grade C
- Utility: Commonwealth Edison (ComEd)“and project partners ComEd, Clune Construction Company, and Gensler”News report · Nov. 2022 · grade C
Money and contracts (28)
- Tenant status: ORD01-01 leased (72 MW to an unnamed AI-related tenant, per CBRE H1 2025); developer lists ORD01-02 and ORD01-03 availability as Leased“Availability Leased”Company · Oct. 2026 · grade B
- tenant lease (developer listing): status Developer lists ORD01-01, ORD01-02 and ORD01-03 availability each as Leased“Availability Leased”Company · Oct. 2026 · grade B
- property tax incentive support: Cook County Class 6(b) property tax incentive support“the Developer has requested Village support of a Cook County Class 6(b) Property Tax Incentive for the Property”Local government · March 2024 · grade B
- Site address: 1600 East Higgins Road, Elk Grove Village, IL“today announces the groundbreaking of its $1B Chicago data center campus at 1600 East Higgins Road in Elk Grove Village, Illinois”Company · Nov. 2022 · grade B
- Land purchase (recorded deed): contract value 21338824 USD“Recorded: Jan. 24, 2022 · Price: $21,338,824 · Mortgage1amount: 33000000 · Grantor: VILLAGE OF ELK GROVE VILLAGE · Grantee: ELK GROVE VILLAGE PROPERTY LLC · Parcel number: 08-22-403-016 · Address: 1700 OAKTON ST · City: ELK GROVE VILLAGE”County deed records · Jan. 2022 · grade B
- Announced: Sept. 2021“On September 14, the Village Board approved a redevelopment agreement that will bring $1 billion in data center investment”Local government · Sept. 2021 · grade B
- Purchase and Redevelopment Agreement (Village of Elk Grove Village / Prime Data Centers, LLC): scope 150 MW“the agreement calls for Prime Data Centers to construct a 150 megawatt data center campus with three, three-story buildings totaling over 750,000 square feet”Local government · Sept. 2021 · grade B
- Purchase and Redevelopment Agreement (Village of Elk Grove Village / Prime Data Centers, LLC): min investment 1000000000 USD“On September 14, the Village Board approved a redevelopment agreement that will bring $1 billion in data center investment”Local government · Sept. 2021 · grade B
- Incentives: Village land assembly and sale plus Busse-Elmhurst TIF redevelopment agreement (Sep 2021); state Data Center Investment Program MOU not located“The Properties are located in Redevelopment Project Areas, either in existence or in the process of being created”State agency · Sept. 2021 · grade B
- Owner entities: Prime Data Centers, LLC (developer under the redevelopment agreement); Prime Data Centers Corp. (Delaware corporation, deed grantee)“hereby CONVEYS AND WARRANTS to PRIME DATA CENTERS, CORP., A Delaware Corporation”State agency · Sept. 2021 · grade B
- Purchase and Redevelopment Agreement (Village of Elk Grove Village / Prime Data Centers, LLC): execution“is made and entered into as of the 23 day of September, 2021 by and between the Village of Elk Grove Village and Prime Data Centers, LLC, its nominee or assigns”State agency · Sept. 2021 · grade B
- Purchase and Redevelopment Agreement (Village of Elk Grove Village / Prime Data Centers, LLC): scope 24.19 acres“desirous of acquiring six ( 6) parcels of real property consisting of approximately 24. 19 acres to be developed in the Village of Elk Grove”State agency · Sept. 2021 · grade B
- Purchase and Redevelopment Agreement (Village of Elk Grove Village / Prime Data Centers, LLC): termination Developer may terminate and receive a refund of the Deposit if a Village default under Exhibit C is not cured wit“Developer may, at its option: ( i) terminate this Agreement and receive a refund of the Deposit; and ( ii) exercise any other right or remedy available to Developer at law or in equity”State agency · Sept. 2021 · grade B
- Purchase and Redevelopment Agreement (Village of Elk Grove Village / Prime Data Centers, LLC): conveyance Special Warranty Deed from the Village to Prime Data Centers, Corp., a Delaware corporation (principal office 110“hereby CONVEYS AND WARRANTS to PRIME DATA CENTERS, CORP., A Delaware Corporation, having its principal office located at 110 Pacific Avenue, San Francisco, California 94111”State agency · Sept. 2021 · grade B
- Purchase and Redevelopment Agreement (Village of Elk Grove Village / Prime Data Centers, LLC): redevelopment area Property lies in Redevelopment Project Areas under the Illinois Tax Increment Allocation Redevelopment Act“The Properties are located in Redevelopment Project Areas, either in existence or in the process of being created”State agency · Sept. 2021 · grade B
- TIF purchase and redevelopment agreement: resolution authorizing execution“A RESOLUTION AUTHORIZING THE MAYOR AND VILLAGE CLERK TO EXECUTE A TIF PURCHASE AND REDEVELOPMENT AGREEMENT BETWEEN THE VILLAGE OF ELK GROVE VILLAGE AND PRIME DATA CENTERS, LLC”Local government · 2021 · grade B
- Purchase and Redevelopment Agreement (Village of Elk Grove Village / Prime Data Centers, LLC): clause absence finding No clawback, jobs-floor, wage-floor, completion-deadline or power/water commitment clause was located“THIS PURCHASE AND REDEVELOPMENT AGREEMENT is made and entered into as of the 23 day of September, 2021”State agency · Oct. 2026 · grade C
- state tax exemption (IL Data Center Investment Program, 20 ILCS 605/605-1025): clause absence finding No Prime Data Centers certification or MOU under the Illinois Data Center Investment Program was located in DCEO progr“Certified data centers must enter into a memorandum of understanding with the Department containing statutorily-required terms”State agency · Oct. 2026 · grade C
- Village completed the roughly 24-acre site assembly with a $16.5M purchase of the 5-acre Vulcan Construction Materials site at 1520/1700 Midway Court; the Village created a TIF district for the Midway Court neighborhood“The town acquired the last piece of the land-acquisition puzzle last week with its $16.5M purchase of the 5-acre site occupied in the Midway Court area by Vulcan Construction Materials”News report · Oct. 2026 · grade C
- Portfolio-level capital: Snowhawk and Nuveen made equity investments in Prime Data Centers, joining existing institutional investors Macquarie Capital, Ares Management and Siemens Financial Services; Grain Management lat“The firms join existing institutional investors Macquarie Capital, Ares Management, and Siemens Financial Services.”News report · Oct. 2026 · grade C
- land sale (reported): price 21300000 USD“Elk Grove Village originally sold 17.5 acres of land to the company in 2021 for a reported $21.3 million.”News report · July 2026 · grade C
- tenant lease: capacity 72 MW critical IT“The facility has been fully leased to CoreWeave for 15 years, representing approximately $2.2 billion in revenue, according to a person with direct knowledge of the matter.”News report · June 2026 · grade C
- tenant lease: scope 15 years (plus two 7-year renewal options)“CoreWeave also holds two renewal options of seven years each, exercisable only with respect to the entire premises and critical IT power.”News report · June 2026 · grade C
- Tenants: Unnamed AI-related tenant (72 MW, ORD01-01)“Prime Data Centers leased 72 MW of capacity to an AI-related tenant.”News report · Sept. 2025 · grade C
- tenant lease: capacity not named MW leased (72 MW, tenant described only as AI-related)“Prime Data Centers leased 72 MW of capacity to an AI-related tenant.”News report · Sept. 2025 · grade C
- tenant lease (reported): scope 72 MW“Prime Data Centers leased 72 MW of capacity to an AI-related tenant.”News report · Sept. 2025 · grade C
- state data center tax exemption: first recipient of the Illinois data center tax exemption incentive“The first recipient of the new incentive is Prime Data Centers, which broke ground last November on a $1 billion data center campus in Elk Grove Village.”News report · Nov. 2022 · grade C
- Original target date: not stated“the agreement calls for Prime Data Centers to construct a 150 megawatt data center campus with three, three-story buildings totaling over 750,000 square feet”Local government · Sept. 2021 · grade C
Permits and government (13)
- air construction permit: issued“Thirty-nine (39) 3,250 kW (4,656 BHP) Diesel-Powered Emergency Generators (Gen1 - Gen39) with 20 Generators equipped with Diesel Particulate Filters (DPFs)”State agency · July 2025 · grade A
- air construction permit: condition“The thirty nine (39) Emergency Generators may be operated for a period of 12 months after the date of initial startup under this construction permit.”State agency · July 2025 · grade A
- air construction permit: application received - under review (EJ notification Oct 3, 2024)“The Illinois EPA has received an application for a Construction Permit from Prime Data Centers located at 1600 E Higgins Rd in Elk Grove Village.”State agency · Oct. 2024 · grade A
- air construction permit: application received“The Illinois EPA has received an application for a Construction Permit from Prime Data Centers located at 1600 E Higgins Rd in Elk Grove Village.”State agency · Oct. 2024 · grade A
- air construction permit: ej notification“In accordance with the Illinois EPA's Environmental Justice Policy, the Office of Environmental Justice wants to provide you with information about a potential action.”State agency · Oct. 2024 · grade A
- Village Board approved the Purchase and Redevelopment Agreement, land sale and zoning changes for a 150 MW, three-building campus with $1B stated investment.“On September 14, the Village Board approved a redevelopment agreement that will bring $1 billion in data center investment”Local government · Oct. 2026 · grade B
- Illinois policy shift: per the Governor's June 5, 2026 directive, DCEO stopped processing new Data Center Investment Program applications as of July 1, 2026. Existing agreements are unaffected; relevant to any future Pri“Per the Governor's directive on June 5, 2026, DCEO will no longer process applications for the data center incentive program as of July 1, 2026.”State agency · Oct. 2026 · grade B
- FAA obstruction evaluation (7460-1): Determined - No Hazard“ASN 2026-AGL-8473-OE: Prime Data, Crane, 350 ft AGL, 1027 ft AMSL, 42.02332,-87.96109, Determined - No Hazard, submitted 2026-09-11”FAA · Sept. 2026 · grade B
- FAA obstruction evaluation (7460-1): Determined - No Hazard“ASN 2026-AGL-1345-OE: MLC 300, Crane, 300 ft AGL, 982 ft AMSL, 42.02293,-87.96308, Determined - No Hazard, submitted 2026-01-15”FAA · Jan. 2026 · grade B
- FAA obstruction evaluation (7460-1): Determined - No Hazard“ASN 2025-AGL-15099-OE: Prime Data Center, Mobile Crane, 230 ft AGL, 913 ft AMSL, 42.02277,-87.96103, Determined - No Hazard, submitted 2026-01-05”FAA · Jan. 2026 · grade B
- FAA obstruction evaluation (7460-1): Determined - No Hazard“ASN 2025-AGL-14428-OE: Prime Data Center, Mobile Crane, 275 ft AGL, 957 ft AMSL, 42.02272,-87.96010, Determined - No Hazard, submitted 2025-12-11”FAA · Dec. 2025 · grade B
- Village of Elk Grove Village Board of Trustees: Approval of the Purchase and Redevelopment Agreement with Prime Data Centers, LLC, including sale of Village parcels north of Oakton Street between Higgins Road and Busse R“On September 14, the Village Board approved a redevelopment agreement that will bring $1 billion in data center investment to the northwestern suburb in the coming years.”Local government · Sept. 2021 · grade B
- building permits (per TIF redevelopment agreement): construction plans submission required for each Data Center Building; village review committed“The Developer shall submit the construction plans to the Village to obtain the required permits necessary to construct each of the Data Center Buildings”Local government · 2021 · grade B
Legal (1)
- Groundbreaking date: Nov. 15, 2022“The official groundbreaking ceremony was held on November 15, 2022”Company · Nov. 2022 · grade B
Site and other (16)
- County code: Cook County, IL (17031)“Location: 1600 East Higgins Road, Elk Grove Village, Cook County”State agency · Oct. 2026 · grade A
- Address: 1600 East Higgins Road, Elk Grove Village, IL 60007“Location: 1600 East Higgins Road, Elk Grove Village, Cook County”State agency · July 2025 · grade A
- Name: Prime ORD (Chicago Campus ORD01)“Chicago Campus ORD01”Company · Oct. 2026 · grade B
- Buildings: 3 buildings“No of buildings: 3 hyperscale data centers”Company · Oct. 2026 · grade B
- Site area: 29.75 acres“Total acres 29.75”Company · Oct. 2026 · grade B
- Total sq ft: 958000 sq ft“Size 958,000 sq ft”Company · Oct. 2026 · grade B
- Construction stage: Building 1 (ORD01-01) topped out Jul 2026 and listed operational by the developer Oct 2026; buildings 2-3 (ORD01-02, ORD01-03) in development with no published start or completion timeline“ORD01-01 Status Operational; ORD01-02 Status Development; ORD01-03 Status Development”Company · Oct. 2026 · grade B
- Stage: operating-partial“ORD01-01 Status Operational; ORD01-02 Status Development; ORD01-03 Status Development”Company · Oct. 2026 · grade B
- Developer's current campus page lists ORD01-01 as Operational and all three buildings' availability as Leased; ORD01-02 and ORD01-03 remain in Development status.“ORD01-01 Status Operational; ORD01-02 Status Development; ORD01-03 Status Development”Company · Oct. 2026 · grade B
- County code: 17031“IN COOK COUNTY, ILLINOIS AND PARCEL 2: THAT PART OF THE SOUTHEAST QUARTER OF SECTION 26”Local government · March 2024 · grade B
- Developer: Prime Data Centers“Prime Data Centers, a data center solutions provider on a rapid-growth trajectory, today announces the groundbreaking”Company · Nov. 2022 · grade B
- Planned buildings: 3 buildings“ORD-01, the first of three planned, campus data centers, will be marketed to major cloud providers”Company · Nov. 2022 · grade B
- Developer: Prime Data Centers“The Village has been in negotiations with Prime Data Centers LLC, a wholesale data center real estate developer”Local government · Sept. 2021 · grade B
- Project status: building on track - ORD-01 topped out (reported Oct 2026); buildings 2-3 planned with changed specifications and no completion timelines shared“Prime Data Centers has topped out the first data center building at its new Chicago campus in Illinois.”News report · Oct. 2026 · grade C
- ORD-01 (ORD01-01) topped out, announced by the company on LinkedIn the week before DCD's October 2026 report; 150+ people attended the milestone event“Prime is officially topped out in Chicago!”News report · Oct. 2026 · grade C
- Current target date: not stated“Timelines for completion haven't been shared.”News report · Oct. 2026 · grade C
Imagery and records: County deeds: ATTOM.