Illinois
Illinois hosts 78 data centers across 20 cities, operated by 43 distinct operators, with 327 MW of published power capacity.
Facilities
78
Cities
20
Operators
43
Total power
327 MW
Top operators in Illinois
- 9 facilities
- 5 facilities
- 4 facilities
- 4 facilities
- 3 facilities
- 3 facilities
- 3 facilities
- 3 facilities
- 3 facilities
- 2 facilities
Chicago(27)
- 180,000 sqft
- 168,000 sqft
- 1 MW10,130 sqft
- 2 MW11,470 sqft
- 109 MW1,133,000 sqft
- 23,616 sqft
- 36 MW
- 142,000 sqft
Elk Grove Village(15)
- 196,151 sqft
- 193,110 sqft
- 12 MW221,000 sqft
- 24 MW202,000 sqft
- 36 MW
Oak Brook(5)
- 8.75 MW77,510 sqft
Aurora(4)
Franklin Park(4)
- 36 MW292,000 sqft
- 20 MW179,000 sqft
Mount Prospect(4)
- 2.7 MW28,950 sqft
Northlake(4)
- 40 MW251,000 sqft
Elk Grove(2)
Wood Dale(2)
Alsip(1)
Arlington Heights(1)
Bannockburn(1)
DeKalb(1)
Itasca(1)
Lisle(1)
Lombard(1)
Metropolis(1)
Peoria(1)
Rochelle(1)
Westmont(1)
- 29,289 sqft
Data centers in Illinois: FAQs
- Are there data centers in Illinois?
- Yes — 78 data centers in Illinois are mapped on datacenters.world, across 20 cities. The list on this page is sourced from PeeringDB, operator pages, and OpenStreetMap.
- How many data centers are in Illinois?
- As of 2026, 78 facilities are documented in Illinois, with 327 MW of published power capacity. Counts rise as operator pages and community sources are ingested, so treat this as a floor rather than an exact census.
- Who operates data centers in Illinois?
- 43 operators run facilities in Illinois. The largest by mapped count is Digital Realty (9).