Data center campus · 2300 Locust Street, St. Louis, St. Louis (city), Missouri
TierPoint St. Louis - Locust
Operating
as of Oct. 23, 2026
TierPoint converted a 1917 downtown office building at 2300 Locust Street into a data center, with 5 MW in its first phase and room for 20 MW. Also known as: NSI Building, Willys Overland Building.
Power5MW reported · stated
Floor area135,840sq ft
IT load3MW
Who is behind it
ProjectTierPoint St. Louis - LocustAlso: NSI Building, Willys Overland Building
Developer and teamTierPoint
End userUnnamed Fortune 100 anchor tenant
The record, newest first
TierPoint's location page lists the site as available, with 135,840+ sq ft and four 2 MW backup generators. (TierPoint, Oct. 23, 2026)
St. Louis Magazine reported phase one was expected in the second half of 2025. (St. Louis Magazine, Aug. 16, 2024)
TierPoint announced it had bought the building and would invest up to $150 million, starting with 22,600 sq ft of data center space. (TierPoint, Aug. 13, 2024; DCD, Aug. 14, 2024)
Conflicts and open questions
- TierPoint's page mixes 'currently under development' text with a 'NOW AVAILABLE' banner; status set to operating from the banner, with no dated opening announcement found.
- Building history (1917; NSI Building, formerly Willys Overland Building) comes from DCD's August 2024 report.
The full record
- Status note
- TierPoint's location page shows the site as available; it converted the office building after buying it in 2024.
- Power note
- Phase one: 5 MW utility, 3 MW critical; full build-out 20 MW utility, 13 MW critical (TierPoint).
- Evidence
- Primary public records
- Size class
- Under 50 MW (outside main scope; kept for completeness)