Ark: Elstree Campus

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A41
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Ark: Elstree Campus

Ark Data Centres is developing a massive data center campus in the Elstree/Hertsmere area, close to the A41 and M25. This project is set to be one of the largest data center developments in London and potentially Europe, with significant power capacity and at least six data center buildings.

The project has received planning approval from Hertsmere Borough Council and is expected to be operational by 2029. It's designed to support high-density computing, including AI workloads, and emphasizes sustainability and job creation.

Map and Nearby Locations:

A41
Ark Data Centres (UK) Sites
Nearby Facilities

Sites within 15 miles of Ark: Elstree Campus

Distance Site About
0.04 miles Ark: Elstree Expansion
2.89 miles Intercity: Elstree
The Intercity Technology Elstree data center is located on Theobald Street in Borehamwood (Greater London/Hertfordshire border).
3.54 miles CapitaLand: Chess Building
In 2023, CapitaLand acquired the building from Digital Realty for $159 million.
3.56 miles Lunar 5
Lunar 5 is described as a “premium data-center facility” with 7,400 m² of net customer space across eight data halls.
4.77 miles Abbots Langley Data Centre
5.98 miles Equinix: Hertfordshire Expansion
6.02 miles Equinix: Hertfordshire Campus (DC01UK)
Equinix has purchased the DC01UK data center campus in Hertfordshire, UK, a site now referred to as the Hertfordshire Campus.
7.60 miles Pure DC: Brent Cross
Pure Data Centres' Brent Cross project has entered its second phase, with the installation of superstructure steelwork now underway for a new building.
7.73 miles Barclays Data Centre
7.73 miles Kao Data: Northolt
Kao Data's Northolt site is in West London, inside the M25. It's easy to reach from central London and Heathrow Airport.
7.82 miles Hyperscale Data Center Request Dataset
7.85 miles Hyperscale Data Center Request Dataset
7.86 miles NTT Hempstead4
NTT Global Data Centers opened its 7th London data center site in Hemel Hempstead.
7.90 miles iomart: DC12 North London
iomart acquired the LDeX Group in December 2018, and what was previously known as the LDeX1 site is now integrated into iomart's network as DC12 North London.
8.13 miles Hyperscale Data Center Request Dataset
Amazon Data Services UK Limited has filed plans to develop a new tape library data center at Plot 3, Maylands Avenue, Hemel Hempstead, Hertfordshire (HP2 4FQ), outside London. The project covers a 0.6-hectare (1.48-acre) site and involves construction of a two-story, 1,935 sqm (20,840 sq ft) facility. The application was validated in February 2026 and is currently in the planning stage.
8.21 miles NTT Hempstead 3
8.25 miles Northtree: Hemel Hempstead
Northtree Investment Management has received outline planning approval to redevelop 45 Maylands Avenue in Hemel Hempstead into a state-of-the-art data center.
8.29 miles NTT Hempstead 1
8.51 miles NTT Hempstead 2
8.85 miles Segro Pure Premier Park
Segro, a leading property investor, has joined forces with Pure DC to develop a 30,000 square meter (322,915 square foot) data center in West London.
9.19 miles Computacenter: Hertfordshire
9.21 miles Options West London
9.34 miles Vantage London II
Located in Park Royal in West London, LHR2 is a six-story data center spanning 194,000 square feet (18,000 sqm).
9.36 miles Equinix London LD3
9.45 miles Colt Powergate
The Powergate data center is outside of the heart of the city but within zone 2, making the site easily accessible. This Colt tier III facility provides over 3,700m2 of data centre space and 15 MVA of power.
9.49 miles Ark: Alliance Park
Ark Data Centres acquired the Renault Retail Group’s West London site expecting to start construction of the data centre in 2022. The site will go live in 2025.
9.53 miles Equinix London LD9 Powergate
LD9 is located in West London's Park Royal campus. The data centre was a Telecity managed facility before Equinix acquired Telecity in July 2016.
9.67 miles Hyperscale Data Center Request Dataset
Microsoft has started building a new £1 billion data center in Park Royal, west London, with construction scheduled to finish by early 2026.
9.76 miles Vantage London I Campus
Vantage's LHR-1 data center spans 430,000 sq ft (40,000 sqm) across two multi-story data centers.
10.06 miles Redwire: London
In 2010, Kingmead Homes were appointed Project Managers for Redwire DC’s 45,000 sq ft state-of-the-art data centre in Ealing Broadway, delivered alongside a 165-bed Premier Inn hotel on a 25-year lease.
10.11 miles Colt: London 8
This planned facility is part of Colt's London Hayes Campus in West London.
10.20 miles Colt: London 7
This planned facility is part of Colt's London Hayes Campus in West London.
10.27 miles Colt: London 6
This planned facility is part of Colt's London Hayes Campus in West London.
10.36 miles Colt: London 5
This facility is a part of Colt's London Hayes Campus in West London.
10.36 miles Colt: London Hayes LON4
Colt DCS is set to double the size of its planned data center campus in Hayes, West London, after acquiring a fresh parcel of land.
10.38 miles CyrusOne: LON6 Bldg6
This facility will be part of CyrusOne's LON6 Campus in London.
10.40 miles CyrusOne: LON6 Bldg5
This facility will be part of CyrusOne's LON6 Campus in London.
10.40 miles CyrusOne: LON6 Bldg4
This facility will be part of CyrusOne's LON6 Campus in London.
10.42 miles CyrusOne: LON6 Bldg3
This facility will be part of CyrusOne's LON6 Campus in London.
10.43 miles CyrusOne: LON6 Bldg2
This facility will be part of CyrusOne's LON6 Campus in London.
10.44 miles CyrusOne: London LON6
CyrusOne is set to expand its presence in the greater London area with a new, sixth data center campus in Iver Heath, Buckinghamshire.
10.50 miles Sequence: Iver, Buckinghamshire
The project aims to redevelop a 16.5-hectare former landfill site located east of the M25 along Slough Road (A4007), just south of the existing Iver Substation.
10.56 miles West London Tech Park
Applications to develop on Green Belt land have been rejected twice by Buckinghamshire Council, but the new government has indicated that the latest proposal will be reviewed and may be approved.
10.61 miles West London Tech Bldg2
This facility is part of Greystoke's West London Tech Park.
10.93 miles Marvel: Hayes
The 1,914 sqm (20,602 sq ft) development will feature data halls, offices, and a single backup generator.
10.95 miles Hyperscale Data Center Request Dataset
Located in the Silverdale Industrial Estate, this new West London facility is a specialized two-story data center dedicated to AWS tape storage.
11.04 miles Pinewood: Slough Campus
Pinewood Group, owned by Aermont Capital, has revised its 2023 plans for a 1.4 million sqft film studio expansion west of London.
11.06 miles Ark: Union Park
There are 21 Data Halls of approximately 1250m2 each, to be deployed at approximately 3MW per hall.
11.08 miles VIRTUS: London 6
The facility is part of the VIRTUS Stockley Park Campus. LONDON6 comprises over 7,000m² of net technical data center space.
11.11 miles VIRTUS: London 7
The facility is part of the VIRTUS Stockley Park Campus. LONDON7 comprises over 13,000m² of net technical data center space.
11.15 miles VIRTUS Stockley Park Campus
The VIRTUS Data Centre Campus at Stockley Park is located close to the well known Stockley Park business center. The campus comprises of four facilities and is built with VIRTUS' value of flexibility at the core of the design.
11.19 miles VIRTUS: London 8
The facility is part of the VIRTUS Stockley Park Campus. LONDON8 comprises over 7,000m² of net technical data center space.
11.29 miles VIRTUS: London 14
The Virtus London 14 data center spans two floors, offering 8,600 square meters of white space distributed across six data halls.
11.29 miles Rackspace: LON8
11.40 miles VIRTUS Hayes London2
11.45 miles CyrusOne London II (Stockley Park)
The London II datacenter was originally built by Infinity SDC.
11.56 miles Coreix Enfield
11.60 miles ServerChoice: London
11.64 miles Vision247: London
Located in the heart of West London’s media hub, the Vision247 Chiswick Data Centre is a specialized boutique facility tailored for the broadcasting and digital media industries.
11.76 miles Thorney: Iver DC-A
Thorney Lane LLP has proposed the development of a data center campus at Thorney Business Park in North Iver, Buckinghamshire.
11.85 miles CorScale: Court Lane, Iver
In December 2024, Corscale Data Centers received approval to develop a new campus in London.
11.91 miles Visa United Kingdom
12.11 miles Hyperscale Data Center Request Dataset
Amazon Data Services has officially filed a proposal with Buckinghamshire Council to redevelop the Ridgeway Distribution Centre in Iver into a 30,525 sqm data center campus, a move that signals a significant shift from the site's industrial past.
12.12 miles INAP North London
INAP's North London data center is located within Colt's facility on Black Fan Road
12.12 miles Colt London North: Welwyn Garden City
London, Welwyn Garden City is a carrier neutral facility situated just 35 minutes train journey north of London’s Kings Cross station.
12.17 miles Link Park Heathrow Data Center
The proposed three-story facility, situated on 10.75 acres, would have provided 16,850 sqm (181,400 sq ft) of IT space.
12.33 miles Thorney: Iver DC-C
This facility is part of Thorney Lane LLP's data center campus at Thorney Business Park in North Iver, Buckinghamshire.
12.39 miles Thorney: Iver DC-B
This facility is part of Thorney Lane LLP's data center campus at Thorney Business Park in North Iver, Buckinghamshire.
12.43 miles Echelon LCY20
Ireland’s Echelon Data Centres has partnered with Starwood to develop a second UK data center.
12.43 miles Verizon London UK5
12.44 miles Thorney Lane LLP: Iver Campus
The redevelopment of Thorney Business Park in Iver has evolved into a massive, two-phase masterplan that significantly expands upon the original vision.
12.45 miles Segro: Iver Campus
The redevelopment of Thorney Business Park in Iver has evolved into a massive, two-phase masterplan that significantly expands upon the original vision.
12.49 miles Thorney: Iver DC-F
This facility is part of Thorney Lane LLP's data center campus at Thorney Business Park in North Iver, Buckinghamshire.
12.51 miles CapitaLand: Welwyn Garden City
In July 2024, CapitaLand secured planning permission for a £87 million data centre redevelopment.
12.51 miles VIRTUS London1 Enfield
12.52 miles Wavenet: Enfield
Wavenet’s Enfield facility is not a stand-alone data centre – it is “Data Hall 4” inside the Virtus LONDON1 campus.
12.55 miles Thorney: Iver DC-E
This facility is part of Thorney Lane LLP's data center campus at Thorney Business Park in North Iver, Buckinghamshire.
12.59 miles Thorney: Iver DC-D
This facility is part of Thorney Lane LLP's data center campus at Thorney Business Park in North Iver, Buckinghamshire.
12.99 miles DRT London (West Drayton)
13.07 miles Hyperscale Data Center Request Dataset
As part of a £5 billion two-year commitment to the UK, Google has opened a new data centre in Waltham Cross, Hertfordshire.
13.19 miles Stellanor: Hounslow
Stellanor acquired the site from Redcentric plc as part of a larger deal involving eight UK data centers.
13.21 miles Zenium London One
13.36 miles Ark: Meridian Park
13.64 miles Lumen: Goswell Rd
13.78 miles Stellanor: London North
The Stellanor London North data center is one of the most historically significant and well-connected digital hubs in London.
13.79 miles Verizon London UK4
13.98 miles Yondr: Slough 3
Known as Building C, the 25,100 sqm (270,175 sq ft) building comprises four data halls over two stories.
13.99 miles NTT: London LON2
NTT Data has acquired a 26.3-acre plot of land in London, UK, for its eighth data center in the market.
13.99 miles Carrier-Neutral Data Center Request Dataset
14.03 miles Verne: London EC1
The data centre is stacked vertically over seven stories and has a Tier III data centre design.
14.04 miles Yondr: Slough 2
This facility is part of Yondr's London Slough Campus.
14.06 miles aptum London
14.10 miles Yondr: Slough Campus
Yondr completed the first phase of its London Slough Campus in 2024. The campus will consist of three buildings upon full build-out.
14.18 miles Equinix: Wexham Road
Equinix plans to turn a former paint factory in Slough, UK, into a data center.
14.33 miles Lumen: 10 Fleet Pl
14.45 miles 1 Olivers Yard - Digital Realty
This site was formerly a Telecity site that was acquired by Equinix (January 2016) and subsequently sold to Digital Realty Trust (July 2016.)
14.49 miles Tritax: London Slough (Phase 2)
Future expansion is being considered for the Tritax Big Box London Slough Campus, with a possible second phase.
14.50 miles Epsilon London Telephone House
14.55 miles Tritax: London Slough (Phase 1)
Tritax Big Box, a UK real estate investment trust, has acquired a 74-acre site near Heathrow, London, for data center development.
14.58 miles iomart DC2 London
14.63 miles Stellanor: London City
Stellanor acquired the site from Redcentric plc as part of a larger deal involving eight UK data centers.
14.65 miles Gravity Edge: London LDN2
14.65 miles Telehouse London Metro
14.70 miles Colt House London
14.84 miles Lumen Slough
14.96 miles CyrusOne London I
Located in Slough, one of the UK’s premier data center locations, CyrusOne London I delivers 9MW of IT power to 4,300 sq m of technical space.
14.99 miles VIRTUS Slough London 3 and 4
The datacenter first opened in 2014 by Infinity SDC, but in 2015 VIRTUS acquired the site which is now called London 3. London3 is the closest (non-Equinix) facilities to Equinix's LD4 making it an option to be part of the financial trading ecosystem, but colocated outside of Equinix.
14.99 miles Rackspace London Slough (LON3)
Raised Flooring: 5,000 sq m 15 MVA Total Utility Power Manned 24x7x365
15.02 miles GoDaddy Slough (HEG)
15.02 miles VIRTUS LONDON10
15.02 miles CyrusOne London III
Built-in 2021, CyrusOne London III is a purpose-built data center offering over 39,000 sqft of technical space.
15.03 miles NTT Slough 2
15.03 miles Iron Mountain: LON3
Iron Mountain is planning to construct its LON-3 data center, which will feature 5,220 square meters of data center space
15.04 miles NTT Slough 3
The site was previously known as "Gyron Ajax 2 - Slough" before being acquired by NTT.
15.05 miles Logicalis Slough
15.05 miles Digital Realty: LON1 LON3
15.05 miles VIRTUS LONDON9
15.06 miles Six Degrees: London (Interxion LON3)
15.06 miles Internap London
15.06 miles Iron Mountain London LON-2
15.07 miles Equinix LD13x
15.08 miles Digital Realty: LON2
15.09 miles Equinix Slough Campus LD4, LD5, LD6, LD10
Critical to London’s Financial industry, Equinix’s collection of non-contigous data cetners in Slough function as a virtual campus via innerduct paths that connect them. The campus is one of the largest data centres in London.
15.09 miles Equinix LD10
15.11 miles GTR: Slough
The new Slough campus comprises of three independent data centres capable of operating individually, or as one interlinked campus.
15.12 miles Kao Data Slough
Kao Data's KLON-06 facility in Slough Trading Estate offers 16MW Tier 3 colocation, located in UK's data center heartland in the connectivity-rich West London Availability Zone.
15.12 miles GTR: Slough 2
The new Slough campus comprises of three independent data centres capable of operating individually, or as one interlinked campus.
15.13 miles Digital Realty: LHR26
In 2024, Digital Realty expanded its London presence by acquiring a data center in Slough, UK, previously owned by Cyxtera.
15.13 miles GTR: Slough 3
The new Slough campus comprises of three independent data centres capable of operating individually, or as one interlinked campus.
15.15 miles Digital Realty: LHR27
Located just 15 minutes from London Heathrow in the Slough Trading Estate, our LHR27 Data Center offers prime connectivity and scalability.
15.20 miles ServerFarm London
The data centre facility was previously known as Michael Perry Technology Centre (MPC) and is located on the Westgate Estate, Staines Road, Feltham.
15.22 miles Iron Mountain London LON-1
Strategically located in the Slough Trading Estate, LON-1 is a 183,000 SF colocation facility on Iron Mountain's 5.5-acre London data center campus. Enjoy close proximity to one of Europe's largest network ecosystems. The site was acquired in a sale-leaseback transaction with Credit Suisse
15.22 miles DataBank: London Heathrow
DataBank’s Felltham data center offers over 2,400 square meters (26,000 sq. ft.) of data center colocation space. The site also features an N+1 power design and access to 6 on-site network providers.
15.22 miles Segro: London Slough Campus
Segro has secured planning approval to develop a data center campus on Bath Road, Slough.
15.23 miles Equinix LD12
15.24 miles Equinix LD14
15.24 miles Equinix LD5
Equinix's LD5 datacenter is part of Equinx's Slough Campus, an important Financial trading hub. More details can be found on the Slough Campus page.
15.26 miles VIRTUS London 11
15.28 miles Segro: Slough 2
This planned facility will be part of Segro's London Slough Campus.
15.28 miles Equinix LD7
15.33 miles China Mobile Slough
15.36 miles Equinix LD6
15.38 miles Stellanor: London East
It was originally a Lumen (formerly Level 3) data center.
15.43 miles CyrusOne LON5
15.44 miles Equinix LD4
Equinix's LD4 datacenter is part of Equinx's Slough Campus, an important Financial trading hub.
15.44 miles Virgin Media O2 Slough
Located in the world-renowned Slough Trading Estate, the Virgin Media O2 Slough Data Centre serves as the vital "heartbeat" of the company’s UK mobile operations.
15.51 miles Thrive Luton
The site was formerly operated by ONI before being acquired in August 2021.
15.51 miles Equinix LD11x
15.79 miles Infinity SDC HereEast
16.10 miles AtlasEdge: London LCY001
16.11 miles LeaseWeb: London LON-12
Leaseweb's LON-12 data center is a Tier III facility strategically located in the heart of London’s Docklands, offering approximately 3,700 m² (nearly 40,000 sq ft) of secure technical space.
16.19 miles Netwise London Central
Netwise has officially closed its "London Central" data center facility, which was a key part of their operations in London; the closure happened in June 2024,
16.19 miles QuickHostUK: High Wycombe
Located in High Wycombe, Buckinghamshire, QHUK DC1 is a purpose-built, privately owned data center operated by QuickHost (formerly QuickHostUK).
16.38 miles Exa: Hoddesdon
17.08 miles Coreix Docklands
17.17 miles ServerChoice: Stevenage
Opened in 2008 to great acclaim, Stevenage Data Centre was ServerChoice’s first facility and has been operating continuously with 100% uptime.
17.60 miles Netwise London East (NLE)
Situated in East London near City Airport, the facility is powered entirely by renewable energy. It boasts a highly efficient cooling system, utilizing evaporative technology to achieve a design Power Usage Effectiveness (PUE) of 1.05 (design capacity, not annualized).
17.63 miles nLighten: London Citi
In April 2024, nLighten acquired the site from Exa Infrastructure.
17.68 miles Nigsun: Stevenage NCS1
The Nigsun Datacentre NCS1 is a Tier 3-standard, carrier-neutral facility located in the A1 corridor of Stevenage, designed to host mission-critical IT infrastructure for cloud providers and enterprises.
17.72 miles AIMES DC3 Mastmaker Road
17.77 miles Lumen London 3 (E India Dock)
17.79 miles Global Switch: London North
Global Switch London North is a retrofit of the former Financial Times printing works. It first opened as a data center in late 1999, at the height of the "dot-com" boom.
17.81 miles Nscale: Loughton, Essex
Nscale, a prominent UK AI company, will invest $2.5 billion over the next three years to bolster the UK's data center infrastructure.
17.81 miles Global Switch: London South
Global Switch plans for the construction of a new data center in London Docklands. The new five-floor 290,625sqft data center, known as London South, will expand Global Switch’s London site.
17.85 miles GTT London GS2
17.87 miles Kao Data: Bidder Street, Newham
The Bidder Street Data Center has received planning approval from local councilors in the Newham area of East London. The facility is expected to begin operations by 2027.
17.87 miles Telehouse London Docklands (North, East, West)
Telehouse operates five data centers in London, four at its Docklands campus in East London, consisting of Telehouse North (opened 1990), Telehouse East (opened 1999), Telehouse West (opened 2010), and Telehouse North Two (opened in 2016.)
17.87 miles Global Switch: London East
Global Switch London East was the largest purpose-built data center in Europe, offering 450,000 sq ft of net technical space across 11 floors (700,000 sq ft gross).
17.87 miles Verizon London THW
17.89 miles IP House: London
17.91 miles DRT London (Bonnington House)
17.94 miles Fujitsu: London North STE04
Located in Stevenage, the Fujitsu London North (STE04) facility is a landmark high-resiliency data center that serves as a core hub for Fujitsu’s UK digital infrastructure.
17.97 miles Digital Docklands: Cloud House
17.98 miles TeliaSonera HEX/A
18.00 miles Digital Meridian Gate (215 Marsh)
Located in London Docklands, the Memaco House facility sits in close proximity to the city's many transport links. Memaco House provides 1,630 sq m of well-connected premium customer space over four floors.
18.00 miles Echelon LCY10
Echelon’s existing UK facility, LCY10, is a 12,000 sqm (129,000 sq ft)data center located in London’s Docklands.
18.01 miles Wavenet: Harbour Exchange
18.01 miles Centersquare: Docklands LHR2
This facility was previously operated by Cyxtera. Centersquare completed the successful acquisition of Cyxtera and Evoque Data Center Solutions in early 2024.
18.01 miles Keppel GV7 London
The Keppel London GV7 Data Centre is a newly refurbished data centre located in a secure estate within Canary Wharf, London.
18.01 miles Equinix London LD8 Harbour Exchange (Docklands)
Equinix LD8 was known as Telecity Harbour Exchange (HEX) until July 2016. The facility is the second most connected data centre ecosystem in London.
18.02 miles Fibroptic: City Reach, Docklands
Since its opening in 2011, this Tier 2 data centre has provided secure, high-performance colocation at City Reach, Isle of Dogs.
18.02 miles DDCL: London
London’s Docklands site provides approximately 23,160 sq. ft. of net technical space divided into two primary data halls with a combined capacity for over 320 cabinets.
18.03 miles Telehouse South
Telehouse is expanding its Telehouse South facility in London, UK.
18.03 miles City Reach London Docklands
18.07 miles Digital Sovereign House (227 Marsh Wall)
18.48 miles iomart DC5 Maidenhead
The facility was originally built and opened by the hosting provider RapidSwitch. iomart then acquired RapidSwitch in May 2009 for approximately £5.25 million.
18.69 miles CapitaLand: Cressex Business Park
Cressex Business Park is a colocation data centre comprising a single-storey unit and a two-storey office.
18.69 miles DRT London (Cresses Business Park)
CapitaLand Ascendas REIT acquired this data center from Digital Realty in 2021.
18.88 miles ADA: East London Docklands
The project's first phase includes a 64,245-square-meter (691,530 sq ft) data center building (LCY01) with a substation.
18.88 miles ADA: LCY02
This building is the second facility in Ada Infrastructure's Docklands campus, East London.
18.89 miles Pulsant: Maidenhead SE-2
19.01 miles ADA: LCY03
This building is the third facility in Ada Infrastructure's Docklands campus, East London.
19.23 miles Hyperscale Data Center Request Dataset
Amazon is planning a two-building campus at Linmere Island, near Houghton Regis, northwest of Luton.
19.77 miles Six Degrees: Anchorage Point
The data center was originally established by BIS Ltd (which Six Degrees acquired in 2013) and underwent a significant refurbishment to Tier 3 standards.

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