CyrusOne Sangamon County Data Center
Waverly, Sangamon County, ILDeveloper: CyrusOne
Also known as CyrusOne Waverly data center, CyrusOne Springfield data center
- Rumored
- Proposed
- Approved
- Under construction
- Operating
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Dallas-based CyrusOne plans a $500 million data center campus on 280 acres of farmland at Thayer and Clark roads in Talkington Township, about 14 miles southwest of Springfield near Waverly. The Sangamon County Board approved the zoning 17-10 on April 7, 2026, after tabling it in March; nearby residents sued in July 2026 to overturn the approval.
- Stated investment
- $500 million[4]
- Site size
- 280 acres[4]
- Permanent jobs (promised)
- 100
- approximately; average $83,000 salary
Key facts
Size & schedule
| Planned capacity | 634 MW [2] |
|---|---|
| Site size | 280 acres [4] |
| Floor area | 1.8 million sq ft [2] |
| Buildings | 4 [2] four 450,000 sq ft buildings per March 2026 plans; originally six 250,000 sq ft buildings [1] |
| Stated investment | $500 million [4] |
| Permanent jobs (promised) | 100 [2] approximately; average $83,000 salary |
| Construction jobs | 500 [4] |
How big is that? Data center sizes compared with football fields and Central Park.
Power
| Utility | Ameren Illinois / Rural Electric Convenience Cooperative [1] |
|---|---|
| Power supply | Grid, with 420 diesel backup generators [2] |
Water
| Water use | 2,800 gal/day [2] for restrooms and humidification; about 280,000 gallons of recirculated water trucked in |
|---|---|
| Water source | Apple Creek Water Cooperative [2] |
| Cooling | air-cooled, closed-loop [1] |
Money & incentives
| Tax incentives | State Data Center Investment Program incentives of at least $31.25 million; 20-year state incentive MOU signed May 20, 2026 [6] [5] |
|---|---|
| Payments / community benefits | CyrusOne commitment of more than $15 million for local schools, workforce training, fire districts, youth programs, economic development and infrastructure [8]Source excerpt“CyrusOne has committed more than $15 million in support of: Local school districts and educational programs. Workforce training, apprenticeship and career development initiatives. Regional fire districts and emergency response agencies.” |
Figures are as stated by the cited source. Where sources disagree, each figure is shown.
Water and power
Water
Not disclosed. No source reviewed gives a water figure for this site. The Census does not estimate one.
Disclosed figures only, each as the cited source states it. Many are projections or permit limits, not metered use. How data center water and power use is measured, and every disclosed figure →
Lawsuits
| Waverly residents v. Sangamon County and Sangamon County Board | pending [6] Nearby residents seek to overturn the county's approval of the CyrusOne data center, alleging it fails ordinance standards and conflicts with the comprehensive plan; CyrusOne is named as a necessary party. Illinois circuit court (Circuit Judge Adam Giganti) · filed Jul 6, 2026 Source excerpt“Several Waverly residents who live approximately a mile or less from the site recently approved for the CyrusOne data center filed a lawsuit against Sangamon County and the Sangamon County Board July 6 seeking to overturn the county's approval of the project.” |
|---|
Timeline
CyrusOne proposal for 280-acre Talkington Township campus becomes public [1]
Illinois Times reports CyrusOne filed a request for a data center campus in Sangamon County. [1]
Zoning Board of Appeals votes 5-0 to recommend approval [2]
County Board votes 15-13 to table the conditional use permit [3]
County Board approves zoning 17-10 [4]
CyrusOne signs state incentive MOU requiring $500 million investment by March 2031 [6]
Waverly residents sue Sangamon County in circuit court to overturn the approval [6]
County defends its approval in circuit court; Judge Adam Giganti sets an Oct. 9 hearing on the county's motion to dismiss the residents' suit [9]
Issues raised
- Residents raised concerns about diesel generator air and noise pollution, grid strain, utility costs and farmland loss [4]
- Critics questioned job projections compared with statewide data center hiring [5]
- Lawsuit alleges the approval conflicts with the comprehensive plan and zoning standards and that the resolution was misdated [6][7]
Issues are concerns and claims raised by the parties, officials or residents named in the cited sources. They are reported as attributed, not as findings by the Census.
Sources
- First data center in Sangamon CountyIllinois Times · Oct 17, 2025 · news
- Data center project moves forwardIllinois Times · Mar 5, 2026 · news
- The Sangamon County Board tables vote on a massive data centerNPR Illinois · Mar 23, 2026 · news
- Sangamon County Board approves a controversial data center projectNPR Illinois · Apr 7, 2026 · news
- Sangamon County approves data centerIllinois Times · Apr 8, 2026 · news
- Residents sue Sangamon County, CyrusOneIllinois Times · Jul 16, 2026 · news
- Residents sue to stop Sangamon County data centerIllinois Times · Jul 9, 2026 · news
- Sangamon County Data Center community FAQCyrusOne · company
- County Board defends data center approval in courtIllinois Times · Sep 22, 2026 · news
Cite this page
Last updated Sep 23, 2026. Figures may change as records are updated — include the date you retrieved them.
| APA | Data Center Census. (2026). CyrusOne Sangamon County Data Center. Retrieved from https://datacentercensus.com/dc/cyrusone-waverly-sangamon-county-il |
|---|---|
| MLA | “CyrusOne Sangamon County Data Center.” Data Center Census, Sep 23, 2026, https://datacentercensus.com/dc/cyrusone-waverly-sangamon-county-il. |
| Link | https://datacentercensus.com/dc/cyrusone-waverly-sangamon-county-il |
Republishing a figure or table? Attribute it to Data Center Census with a link to this page. The underlying data is downloadable as JSON and CSV; the press kit has standing figures and contact details.