Compute Institute
Ratings for the physical buildout of AI
Google Waltham Cross Data Centre

Google Waltham Cross Data Centre

Operating
Confirmed

Jurisdiction: United Kingdom

33-acre site (acquired late 2020), Waltham Cross, Hertfordshire — Google's first UK-owned DC; construction from Jan 2024; opened Sep 16 2025 by Chancellor Rachel Reeves; part of a two-year £5B UK investment. Capacity undisclosed (the Google pattern).

Capacity
GPUs (est.)
Capex
Announced
Target operational

Delivery health score

This project has not been scored yet.

Milestones

  1. Commissioning

    Achieved

    Commissioning · Actual:

Constraint observations

No active constraint observations recorded against this project.

Entities & roles

Entity
Role
Ownership
Committed capital
Google
Owner

Sources & citations

Every substantive field on this record is backed by a canonical claim from a cited source document, graded on the E1 (strongest) – E5 (weakest) evidence ladder.

  1. Google · Sep 16, 2025 · backs: actual date, status

    https://blog.google/around-the-globe/google-europe/united-kingdom/waltham-cross-data-centre/

Signals

Recent ingested source documents linked to this project via extracted claims or triage mentions, newest first.

  1. · Google