# CoreSite DE3

> Under construction: a 60 MW data center in Denver County, Colorado, from the Kapwork Grow tracker (1 source). Sources and dates on every fact.

Page: https://kapwork.com/grow/directory/datacenters/coresite-de3-co-dc_97e9c11a663e  
Markdown: https://kapwork.com/grow/directory/datacenters/coresite-de3-co-dc_97e9c11a663e.md  
Updated: Nov 3, 2026  
Publisher: Kapwork Grow, a free directory of public records

CoreSite is building a 60 MW data center in Denver County, Colorado (under construction). One source reports this facility in the Kapwork Grow tracker. (Kapwork Grow tracker record, merged from the sources listed here, Compute Atlas facility record (Kubiak, E., 2026, CC BY 4.0), as of Nov 2, 2026)

## Facts

- **Operator:** CoreSite (Compute Atlas facility record (Kubiak, E., 2026, CC BY 4.0), as of Aug 26, 2026)
- **Stage:** Under construction (Compute Atlas facility record (Kubiak, E., 2026, CC BY 4.0), as of Aug 26, 2026)
- **Reported capacity:** 60 MW (Compute Atlas facility record (Kubiak, E., 2026, CC BY 4.0), as of Aug 26, 2026)
- **Announced:** 2025-10 (Compute Atlas facility record (Kubiak, E., 2026, CC BY 4.0), as of Aug 26, 2026)
- **Construction start reported:** 2025-10 (Compute Atlas facility record (Kubiak, E., 2026, CC BY 4.0), as of Aug 26, 2026)
- **City:** Denver (Compute Atlas facility record (Kubiak, E., 2026, CC BY 4.0), as of Aug 26, 2026)
- **County:** Denver (Compute Atlas facility record (Kubiak, E., 2026, CC BY 4.0), as of Aug 26, 2026)
- **State:** Colorado (Compute Atlas facility record (Kubiak, E., 2026, CC BY 4.0), as of Aug 26, 2026)
- **Location precision:** Site footprint confirmed (Kapwork Grow tracker record, merged from the sources listed here, as of Nov 2, 2026)
- **Community response:** Local opposition reported (Kapwork Grow tracker record, merged from the sources listed here, as of Nov 2, 2026)
- **Utility:** Xcel Energy (Kapwork Grow tracker record, merged from the sources listed here, as of Nov 2, 2026)
- **Power source:** Grid power (Kapwork Grow tracker record, merged from the sources listed here, as of Nov 2, 2026)
- **Cooling:** Evaporative (Kapwork Grow tracker record, merged from the sources listed here, as of Nov 2, 2026)
- **AI workload:** Mixed use, AI among other workloads (Compute Atlas facility record (Kubiak, E., 2026, CC BY 4.0), as of Aug 26, 2026)
- **Facility type:** Colocation (Kapwork Grow tracker record, merged from the sources listed here, as of Nov 2, 2026)

## What each source reports

| Dataset | Reported name | Reported status | Reported MW |
| --- | --- | --- | --- |
| Compute Atlas | CoreSite DE3 | Under construction | 60 MW |

## Questions this page answers

### Is CoreSite DE3 under construction?

No permit record shows it yet, so this page prints it as announced. Compute Atlas (Aug 26, 2026) reports it as under construction.

### Who is building CoreSite DE3?

CoreSite is the operator. No public record names the general contractor yet. It shows here the day one does.

### Which carriers serve CoreSite DE3?

No public record names them yet. They show here when a filing does.

### How do contractors on CoreSite DE3 get paid sooner?

The owner pays the general contractor, and the general contractor pays its subcontractors. Once your customer approves your invoice, certify it with Kapwork. Funders compete to fund it, so you don't wait for the payment date. Free for businesses. Kapwork doesn't lend and doesn't contact your customer.

## Latest updates

- [Reported as announced](https://www.businesswire.com/news/home/20251006047627/en/CoreSite-Achieves-Key-Construction-Milestone-for-New-DE3-Data-Center-in-Denver). Reported for 2025-10.
- [Construction start reported](https://www.businesswire.com/news/home/20251006047627/en/CoreSite-Achieves-Key-Construction-Milestone-for-New-DE3-Data-Center-in-Denver). Reported for 2025-10.

## Related records

- [CoreSite Bowers Data Center](https://kapwork.com/grow/directory/datacenters/coresite-bowers-data-center-ca-dc_bcdb1778cc3a): Same operator
- [CoreSite DE3 Denver Data Center](https://kapwork.com/grow/directory/datacenters/coresite-de3-denver-data-center-co-dc_22855f534b80): Same operator
- [CoreSite Hillsboro Data Campus (HI1/HI2)](https://kapwork.com/grow/directory/datacenters/coresite-hillsboro-data-campus-hi1-hi2-or-dc_08bebe14aebd): Same operator
- [BluSky AI Walsenburg (Indian Pool Ranch) Modular Data Center](https://kapwork.com/grow/directory/datacenters/blusky-ai-walsenburg-indian-pool-ranch-modular-data-center-co-dc_c3f68a811e26): Same state
- [Cielo Hudson Data Center](https://kapwork.com/grow/directory/datacenters/cielo-hudson-data-center-co-dc_8a20245c6802): Same state
- [Flexential Denver - Englewood](https://kapwork.com/grow/directory/datacenters/flexential-denver-englewood-co-dc_f5e73ae0a546): Same state
- [Flexential Parker Data Center](https://kapwork.com/grow/directory/datacenters/flexential-parker-data-center-co-dc_6098a887a920): Same state
- [Fontus Data Centre Project](https://kapwork.com/grow/directory/datacenters/fontus-data-centre-project-co-dc_a0eb7b44ba91): Same state

## What this record does not show

- This record is the Kapwork Grow tracker's merged view of a facility, from the tracker snapshot built 2026-11-02. Facts tagged KW are the tracker's resolved values; the per-source rows it was merged from are listed under Sources and on the tracker record.
- Sources on this record: Compute Atlas: Kubiak, E. (2026). Compute Atlas [Data set]. https://doi.org/10.5281/zenodo.22284476 (CC BY 4.0). Every source is licensed for commercial use with attribution.
- An announced or permitted build is not a contract, an open bid or a purchase order.
- Capacity figures are as reported by the cited sources and may describe planned rather than energised capacity.

## Sources

- [Compute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)](https://www.businesswire.com/news/home/20251006047627/en/CoreSite-Achieves-Key-Construction-Milestone-for-New-DE3-Data-Center-in-Denver) · as of Aug 26, 2026 · record coresite-de3-denver-co
- [CoreSite / American Tower (cited by Compute Atlas)](https://www.businesswire.com/news/home/20251006047627/en/CoreSite-Achieves-Key-Construction-Milestone-for-New-DE3-Data-Center-in-Denver) · as of Jul 7, 2026
- [Oak Ridge National Laboratory (ORNL) / HIFLD (cited by Compute Atlas)](https://www.arcgis.com/home/item.html?id=597555ce8e4a4892a030784a7c657fdd) · as of Jul 23, 2026
- [CoreSite (cited by Compute Atlas)](https://www.coresite.com/data-center/de3-denver-co) · as of Aug 26, 2026
- [Denverite / CPR News (cited by Compute Atlas)](https://denverite.com/2026/07/21/denver-data-center-noise-coresite/) · as of Aug 26, 2026
- [Colorado Public Radio (cited by Compute Atlas)](https://www.cpr.org/2026/07/08/qts-aurora-data-center-diesel-generators/) · as of Aug 26, 2026
- [The Colorado Sun (cited by Compute Atlas)](https://coloradosun.com/2026/06/18/colorado-data-center-update-pollution-protests-moratoriums/) · as of Aug 26, 2026
- [Kapwork Grow tracker record, merged from the sources listed here](https://kapwork.com/app/grow/datacenters/projects/coresite-de3-co) · as of Nov 2, 2026 · record 167030222906942

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## Cite this page

Kapwork Grow, "CoreSite DE3", https://kapwork.com/grow/directory/datacenters/coresite-de3-co-dc_97e9c11a663e, materially updated Nov 3, 2026.
