Zayo Velizy
Île-de-France, France
Source: OpenStreetMap
Zayo Velizy is a mapped data center in Île-de-France, France, operated by Zayo. DataCentersExposed has documented a 11,397 sq ft footprint and 1 environmental-permit record at this site. It runs on France's grid, which was 5% fossil-fuelled at 41 gCO₂e/kWh in 2025 (Ember).
Reporting by Eric Keller · Updated Jun 14, 2026
Most sites are mapped — located but awaiting a second source. How we verify
Dot size = disclosed capacity (MW). Smallest = undisclosed, not small.
Overview
source: linkZayo Velizy is a mapped data center in France, run by Zayo. Available records describe it as a Zayo data center with a footprint of 11,397 square feet. No ultimate parent or further ownership detail appears in the records reviewed.
Operator chain
The grid behind this site
source: Ember · EurostatA large data center in France pays 12.24¢/kWh for electricity — a household pays 29.26¢, 58% more than the data center (Eurostat).
National grid context, not this facility's own metering. Full country picture: France data centers.
In the news
source: Google News (local + English)- Zayo Europe a ouvert un PoP compatible 400GE à RomeDCmag· Mar 4, 2026
- Euclyde Datacenter poursuit son développement en FranceTribuca· Oct 14, 2025
- Euclyde Datacenters rachète un centre de données en Île-de-FranceTribuca· Oct 12, 2025
- Castle-IT ouvre un data center en Indre-et-LoireDistributique· Dec 30, 2017
- Zayo fait l’acquisition du datacenter de Green Data Center 1 à Vélizy-VillacoublayChannelNews· Mar 6, 2017
- Data center : « On veut savoir qui a fait quoi en cas d'attaque informatique ou d'incendie »Le Parisien· Feb 20, 2017
Environmental permits
source: Géorisques (ICPE)- AV (hypermarché)0006506873ICPE Enregistrement · Vélizy-Villacoublay 78129 · registered as "AV (hypermarché)" · ~229 m from the mapped location