Switch The Rock Campus Data Center — Round Rock, TX · Ask the Grid

Overview

Campus power: 185 MW; Campus Gross Power · Target
Status: Expanding; Expanding.
Facility size: 1,500,000 sq ft; Campus
Project cost: $250.0M; Estimated construction cost in the cited project filing.
Compute profile: Hyperscale · Colocation; Large-scale compute, storage, and connectivity for latency-sensitive edge applications · Enterprise and hybrid-cloud infrastructure
Cooling design: Water in a closed-loop system, with periodic makeup water; Closed-loop liquid cooling · Water-reuse and makeup-water cooling design

Project scope: Switch’s The Rock campus was announced in June 2021 for more than 1.5 million square feet next to Dell Technologies’ headquarters. Site preparation and permitting were expected to begin in summer 2021; the City reported the facility under construction in December 2022.
Power and grid: Switch announced that its Texas technology campus ecosystem, including The Rock and other Texas properties, was architected to provide over 185 MW upon completion. The source does not isolate how much of that total belongs to The Rock alone.
Compute role: Switch is developing and expanding The Rock as an exascale, multi-tenant data-center campus for colocation and large-scale cloud and enterprise infrastructure. As of April 2026, construction appeared mostly finished, but public reporting was unclear on whether the hub had opened.
Cooling and environment

Initial The Rock campus

The Rock campus announced in 2021. Switch planned more than 1.5 million square feet of Tier 5 data-center space. The 185 MW figure is an announced campus capacity, not confirmed operating capacity.

The Rock expansion tract

Round Rock approved rezoning of 32.48 acres north of Louis Henna Boulevard and east of Greenlawn Boulevard for an additional Switch data center. The building size and schedule were not disclosed in the cited approval report.

72,600-square-foot The Rock building

A new 72,600-square-foot building at The Rock was reported in 2026 as scheduled to break ground in summer 2026. Its reported construction completion target is 2028; this is kept separate from any commercial-online date.

Power and grid

Capacity	Basis	Status	Scope	As of
185 MW	Campus Gross Power	Target	Campus	2021-06-02
Switch announced that its Texas technology campus ecosystem, including The Rock and other Texas properties, was architected to provide over 185 MW upon completion. The source does not isolate how much of that total belongs to The Rock alone.

Utility: Oncor Electric Delivery
Balancing authority: ERCOT
ISO / RTO: ERCOT
Redundancy: The project is required to provide redundant electricity, communications, and other utilities necessary for continuous data-center operations.
Power sources: 100% renewable energy, as stated in Switch’s project announcement; the physical generation source and delivery arrangement are not specified.

Facility and development

Gross floor area (sq ft): 1,500,000
Site area (acres): 69.24
Construction: Switch’s The Rock campus was announced in June 2021 for more than 1.5 million square feet next to Dell Technologies’ headquarters. Site preparation and permitting were expected to begin in summer 2021; the City reported the facility under construction in December 2022. A separate 32.48-acre expansion was rezoned in October 2023. By April 2026, construction on the initial 14-acre parcel appeared mostly finished, but commercial opening had not been confirmed. Switch planned a new 72,600-square-foot building, expected to be completed in 2028, with construction reported to begin in summer 2026.
Land transaction: Switch entered into a land purchase agreement with Dell Technologies for land next to Dell’s Round Rock headquarters; the initial 36.76-acre tract was rezoned for the campus in 2021, followed by a 32.48-acre expansion tract rezoned in 2023.
Facility class: Hyperscale · Colocation · Cloud · Enterprise · Telecom Edge
Workloads: Large-scale compute, storage, and connectivity for latency-sensitive edge applications · Enterprise and hybrid-cloud infrastructure
Rack density (kW): 2,000
Availability tier: Tier 5
Cooling systems: Closed-loop liquid cooling · Water-reuse and makeup-water cooling design
Cooling medium: Water in a closed-loop system, with periodic makeup water
Water source: City of Round Rock municipal water
Annual water use (gallons): 1,825,000
Peak daily water use (gallons): 5,000
Fiber and connectivity: The Rock is positioned in a low-latency Central Texas connectivity zone, with Switch listing MPLS, IP, transport, SIP, and SD-WAN services. LOGIX Fiber Networks separately identifies Switch Round Rock as a connected data center and offers 100/400-gigabit connectivity and dark fiber in the Austin area.
Operating context: Switch is developing and expanding The Rock as an exascale, multi-tenant data-center campus for colocation and large-scale cloud and enterprise infrastructure. As of April 2026, construction appeared mostly finished, but public reporting was unclear on whether the hub had opened.
Efficiency: PUE 1.18 · actual · Campus; WUE L Per Kwh 1.36 · actual · Campus · 2022
Emissions: No exact-site emissions inventory or permit was identified. Switch's corporate disclosure identifies electricity supply, onsite diesel backup generation, and refrigerants used in cooling as emissions sources, while reporting net-zero Scope 1 and Scope 2 operations through renewable-energy procurement and offsets.
Environmental commitments: Switch announced that The Rock and its Texas facilities would be powered with 100% renewable energy. · Switch's corporate sustainability program targets a net-positive water strategy and estimates replenishing or restoring up to two times the water used operationally over the coming decade. · Switch states that its cooling design can allow data centers to operate indefinitely without water and that its water-processing technology enables water reuse and eliminates chemicals from cooling systems.
Environmental impacts: Estimated water demand is 500–5,000 gallons per day, with no reported return flow in the available site-specific tracker record. · The campus's electricity demand may shift environmental impacts to electricity-generation facilities outside Round Rock. · Backup generators would use fossil fuel and refrigerants used in cooling are identified by Switch as potential direct emissions sources. · The site is located in a region where Switch identifies water stress as a climate-related risk.
Project cost (USD): 250,000,000
Permits and dockets: Project Lever PUD rezoning, Case ZON2105-004: 36.76 acres rezoned from C-1 General Commercial to Planned Unit Development; Planning and Zoning Commission public hearing scheduled for June 16, 2021. · Switch PUD expansion, Case PUD23-00001 / council file PZ-2023-132: 32.48 acres rezoned from C-1 General Commercial to Planned Unit Development in October 2023.
Transactions: Switch entered into a land-purchase agreement with Dell Technologies for the The Rock campus site; the purchase price was not disclosed. · Round Rock approved a Chapter 380 economic-program agreement with Switch on December 15, 2022. The agreement requires at least $80 million of real- and personal-property improvements by December 31, 2026 and provides performance-based incentive payments equal to 50% of the City’s one-cent sales-and-use-tax revenue generated by Switch activity through 2037.
Public hearings: Round Rock Planning and Zoning Commission public hearing on June 16, 2021, concerning Case ZON2105-004 / Project Lever PUD: rezoning 36.76 acres east of South Mays Street and north of Dell Way for a data-center facility. The notice stated that interested parties could appear and be heard. · Round Rock Planning and Zoning Commission consideration of the Switch PUD on September 20, 2023: the official record says the Commission considered public testimony on Switch Ltd.’s request to rezone 32.48 acres north of Louis Henna Boulevard and east of Greenlawn Boulevard and adopted the recommendation to approve. · Round Rock City Council approval on October 26, 2023: the City reported unanimous approval of the 32.48-acre Switch rezoning from C-1 to a PUD. · The reviewed records establish hearing notices, public-testimony opportunities, and votes, but do not provide a verified list of individual speakers or substantive public comments for the Switch hearings.
Community benefits: The City of Round Rock approved a performance-based Chapter 380 economic-development agreement requiring Switch to invest at least $80 million in real- and personal-property improvements in the city by the end of 2026. · Under the agreement, Switch receives incentive payments based on 50% of the city’s one-cent sales-and-use tax revenue generated by Switch activity; the agreement includes clawback provisions if Switch fails to meet its obligations. · The City estimated that $80 million in taxable Switch sales and purchases would generate approximately $1.2 million in net city revenue and $4.8 million in state revenue. · The facility under construction was described by the City as a minimum of 150,000 square feet and expected to add 15 new jobs; Switch anticipated that it and its customers could spend approximately $250 million on Round Rock improvements and equipment. · Switch says The Rock campus facilities will be powered with 100% renewable energy. · The City’s 2021 project notice and later zoning materials indicate that the PUD process included compatibility standards and landscaping or screening along the South Mays Street frontage.
Opposition or litigation: No verified litigation involving Switch’s The Rock campus was identified in the reviewed sources. · No verified organized opposition to the The Rock campus itself was identified. Reports of resident concerns about electricity, water, noise, air pollution, and generators in the reviewed 2025–2026 coverage concern the separate Skybox Old Settlers proposal, not Switch’s 150 Dell Way facility. · The 2021 and 2023 official zoning records show public-hearing opportunities and approvals; the cited records do not document a formal objection, lawsuit, or challenge specific to Switch’s The Rock campus.

Identity and campus: Switch The Rock Campus
Also reported as The Rock, Switch Fifth Prime Campus, Fifth Prime.
Regulatory record: Switch’s The Rock campus in Round Rock comprises an initial 36.76-acre phase rezoned from C-1 Commercial to Project Lever PUD in 2021 and a separate 32.48-acre expansion rezoned to a PUD in 2023. The City of Round Rock approved a Chapter 380 economic-development agreement in December 2022 requiring at least $80 million of real- and personal-property improvements by December 31, 2026, with performance-based sales-tax incentive payments through 2037 and clawback provisions. No site-specific building-permit numbers, utility agreements, PPAs, contractors, or financiers were identified in the reviewed sources.
Availability tier: Tier 5

Timeline

Apr 20, 2026
Apr 20, 2026
Switch readying to build more data centers near Dell HQAustin Busi...
The trade publication described construction on the initial 14-acre piece of Switch’s 1.5-million-square-foot The Rock campus adjacent to Dell’s Round Rock headquarters and reported that construction appeared mostly finished as of April 2026, while noting that opening status was unclear.
Dec 4, 2025
Dec 4, 2025
Round Rock reviews new data center projectKXAN
Although primarily about a separate Skybox proposal, the local report specifically identified Switch Building 1 at 150 Dell Way and distinguished it from Switch’s separate construction at 300 Dell Way and planned 600 Louis Henna Boulevard site.
Oct 27, 2023
Oct 27, 2023
Switch granted planning permission for data center in Round Rock, TexasData Center...
The trade publication reported that Round Rock approved rezoning for a Switch data-center expansion on 32.48 acres north of Louis Henna Boulevard and east of Greenlawn Boulevard, while distinguishing the separate campus construction east of South Mays Street and north of Dell Way.
Oct 26, 2023
Oct 26, 2023
Round Rock approves zoning for new data centerCity of Rou...
The City reported unanimous approval of the 32.48-acre Switch PUD expansion north of Louis Henna Boulevard and east of Greenlawn Boulevard, and separately identified the ongoing Switch construction east of South Mays Street and north of Dell Way.
Jun 3, 2021
Jun 3, 2021
Data center provider announces 1.5 million square foot project in Round RockCity of Rou...
The City announced the initial Switch project and identified the 36.76-acre tract east of South Mays Street and north of Dell Way. It also announced the related Planning and Zoning Commission hearing.
Jun 2, 2021
Jun 2, 2021
Switch Announces Fifth Prime Campus Expansion in TexasSwitch, Inc.
The operator announced the primary Round Rock location of its Fifth Prime campus, named The Rock, on land purchased from Dell Technologies next to Dell’s global headquarters. It described planned site preparation and permitting beginning in summer 2021.

Switch The Rock Campus