{"id":"6ecfbdd3-d9f5-447b-a4de-c23b996d7ef4","slug":"google-quantum-ai-campus-santa-barbara","name":"Google Quantum AI Campus Santa Barbara","aliases":["Google Goleta Quantum AI Lab","Google Quantum AI Goleta"],"locationId":"9372051b-6510-44a1-a87e-8548bc418c86","lat":34.4258,"lng":-119.87,"landStatus":"owned","lifecycleState":"energized","powerSourceMix":"grid","interconnectionQueueStatus":null,"interconnectionQueueId":null,"expectedEnergizationDate":null,"dedicatedSubstation":null,"gridOperator":"CAISO","waterSourceNotes":"Quantum processors are cooled in dilution refrigerators (cryostats) to roughly 10 millikelvin using helium-3/helium-4 mixtures, not chilled water. Only ancillary building HVAC would draw municipal water; no facility-scale process-water use has been disclosed.","servingUtility":"Southern California Edison","acreage":7.6,"totalBuildingSqft":95000,"streetAddress":"355 Coromar Drive, Goleta, CA 93117","notes":"Google's Quantum AI campus in Goleta houses the company's first quantum data center, an in-house superconducting-qubit fabrication line, and hardware research labs, sited near UCSB to tap the university's Nanofabrication Facility and physics talent. Processors including the 53-qubit Sycamore (2019 quantum-supremacy result) and the 105-qubit Willow chip (unveiled December 2024, first to show below-threshold quantum error correction) were built here, run inside on-site dilution-refrigerator cryostats cooled to about 10 millikelvin. The original 95,000 sqft Coromar Drive complex has since been joined by leased space at 6868 Cortona Drive, a Quantum AI lab at 301 Mentor Drive, and an August 2026 purchase of 147 and 153 Castilian Drive (83,356 sqft, $32.5M), bringing Google's Goleta footprint to roughly 300,000 sqft.","keyFacts":[{"label":"Unveiled","value":"2021 (campus unveiling)"},{"label":"Facilities","value":"Quantum data center + processor fabrication + research labs"},{"label":"Site","value":"7.6 acres, 95,000 sqft at 355 Coromar Drive"},{"label":"Goal","value":"1,000,000 physical qubits, error-corrected quantum computer"},{"label":"UCSB partnership","value":"Uses UCSB Nanofabrication Facility clean room"},{"label":"Opened","value":"May 18, 2021"},{"label":"Land purchase","value":"$16.8M for 7.6 acres at 355 Coromar Drive (Nov 2023)"},{"label":"Willow chip","value":"105-qubit (Dec 2024), achieved below-threshold error correction"},{"label":"Roadmap","value":"→1K qubits (1 logical) → quantum transistor → 1M physical qubits"},{"label":"Cryostat temperature","value":"~10 millikelvin inside on-site dilution refrigerators, colder than deep space"},{"label":"Willow qubit count","value":"105 superconducting transmon qubits, fabricated in Goleta and unveiled Dec 9, 2024"},{"label":"Error-correction milestone","value":"Willow reported as first processor to demonstrate below-threshold quantum error correction (logical error ~0.14% per cycle)"},{"label":"Sycamore predecessor","value":"2019 quantum supremacy result performed at the Goleta lab on the 53-qubit Sycamore processor"},{"label":"Total Goleta footprint","value":"~300,000 sqft across multiple buildings after Aug 2026 Castilian Drive purchase"},{"label":"2026 expansion","value":"Bought 147 & 153 Castilian Drive (83,356 sqft on ~5 acres) for $32.5M in Aug 2026"},{"label":"Additional sites","value":"Leases 6868 Cortona Drive; operates a Quantum AI lab at 301 Mentor Drive alongside the Coromar campus"},{"label":"Cryostat form factor","value":"Current-generation cryostats housing the processors are roughly the size of three household refrigerators"},{"label":"Fabrication","value":"In-house superconducting-qubit chip fabrication on campus, augmented by the UCSB Nanofabrication Facility"}],"reviewStatus":"reviewed","sources":[{"url":"https://blog.google/innovation-and-ai/products/unveiling-our-new-quantum-ai-campus/","name":"Google Blog","title":"Unveiling our new Quantum AI campus"},{"url":"https://quantumai.google/lab","name":"Google Quantum AI","title":"Our Lab - Google Quantum AI"},{"url":"https://www.independent.com/2026/08/24/google-buys-83000-square-foot-campus-in-goleta-for-32-5m/","title":"Google Buys 83,000-Square-Foot Campus in Goleta for $32.5M","sourceName":"Santa Barbara Independent"},{"url":"https://en.wikipedia.org/wiki/Willow_processor","title":"Willow processor","sourceName":"Wikipedia"},{"url":"https://sbscchamber.com/google-unveils-willow-chip-crafted-at-cutting-edge-facility-in-goleta/","title":"Google Unveils Willow Chip, Crafted at Cutting-Edge Facility in Goleta","sourceName":"Santa Barbara South Coast Chamber of Commerce"},{"url":"https://www.independent.com/2019/10/23/google-goleta-announces-historic-quantum-processor-success/","title":"Google Goleta Announces Historic Quantum Processor Success","sourceName":"Santa Barbara Independent"},{"url":"https://www.kcrw.com/news/shows/kcrw-features/inside-google-goletas-quantum-computing-lab","title":"Inside Google Goleta's quantum computing lab","sourceName":"KCRW"},{"url":"https://blog.google/innovation-and-ai/technology/research/behind-the-scenes-google-quantum-ai-lab/","title":"Go inside the Google Quantum AI lab","sourceName":"Google Blog"},{"url":"https://www.ece.ucsb.edu/news/all/2026/tech-titans-santa-barbara-ucsb","title":"SB a Tech Titan thanks to UCSB & Google Quantum AI","sourceName":"UC Santa Barbara ECE"}],"reviewNote":null,"createdAt":"2026-08-25T16:44:36.693Z","updatedAt":"2026-08-25T23:41:02.338Z","location":{"id":"9372051b-6510-44a1-a87e-8548bc418c86","name":"Goleta, California, USA","slug":"goleta-california-usa","kind":"city","parentLocationId":null,"region":null,"lat":34.4334,"lng":-119.8385,"reviewStatus":"unreviewed","aliases":[],"collisionRisk":"high","reviewNote":null,"createdAt":"2026-08-24T20:03:18.757Z","updatedAt":"2026-08-24T20:03:18.757Z"},"parties":[{"id":"0c9736e9-0558-4176-8731-709cf7e5ea50","dataCenterId":"6ecfbdd3-d9f5-447b-a4de-c23b996d7ef4","companyId":"0ed0d0e3-6e8b-4701-a812-f13221399dd4","externalName":null,"role":"operator","structureNotes":null,"createdAt":"2026-08-25T16:45:09.417Z","company":{"id":"0ed0d0e3-6e8b-4701-a812-f13221399dd4","name":"Google","slug":"google"}}],"capacityClaims":[],"financialClaims":[],"metricClaims":[],"powerProjects":[],"facilities":[],"incidents":[],"events":[],"capacity_picture":{"announced_gw":null,"contracted_gw":null,"under_construction_gw":null,"energized_gw":null,"announced_minus_energized_gw":null,"by_series":{"announced":null,"contracted":null,"under_construction":null,"energized":null}},"jsonLd":{"@context":"https://schema.org","@type":"Place","name":"Google Quantum AI Campus Santa Barbara","url":"https://registry.deploy.report/datacenters/google-quantum-ai-campus-santa-barbara","geo":{"@type":"GeoCoordinates","latitude":34.4258,"longitude":-119.87},"address":{"@type":"PostalAddress","addressLocality":"Goleta, California, USA"}}}