Why London?
Along with being the third largest city in Europe, London is the 2nd largest data center market in the world with over 1 GW of capacity in market. Most of this capacity is located in the Slough corridor, in close proximity to major internet exchanges, including LINX, as well as other network providers.
ExpanSION, ComplianCE and InterconnectION
Our data center portfolio in London spans LON-1, LON-2 and LON-3 for a grand total of 40.000 m2 (430.000+ ft2) of space and 60+ MW of power campus wide with access to over 100 NSPs, clouds and IT service providers as well as the London Internet Exchange (LINX).
LON-1 currently has capacity available while LON-3 is expected to bring 27 MW online later in 2026, all with the same industry leading data center compliance offered across all global Iron Mountain data center locations.
A data center partner you can trust
At Iron Mountain Data Centers, we offer custom data center solutions to fit your needs. Colocate with us in London and unlock new possibilities for your business in one of Europe’s most dynamic and fast-growing markets.
Learn more about our London data center campus below or use the form to contact us today for more information.
Iron Mountain Data Centers in LONDON
LON-1 Data Center:
• 8.7 MW of total power, with 600+ kW currently available and 3 MW coming online soon
• 10.400 m2 (111.944 ft2) former banking data center built to meet exacting standards
• Ideal for enterprise & cloud requirements with 100% matched renewable power
• Currently undergoing major refresh which will lower PUE and future proof efficiency
• Direct access to London Internet Exchange (LINX)
• Dual fiber links to 100+ networks & clouds
• The industry's most comprehensive security & compliance portfolio, including ISO 45001
LON-3 Data Center:
• 25 MW of total power upon completion, contact us for early contracting
• 5.220 m2 (55.972 ft2) data center scheduled for completion in 2026
• Ideal for AI, cloud & hyperscale requirements with 100% matched renewable power
• Direct access to London Internet Exchange (LINX)
• Dual fiber links to 100+ networks & clouds
• 100% matched renewable power
• The industry's most comprehensive security & compliance portfolio

